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Caterpillar® Performance

Handbook Edition 44

WASTE HANDLING

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Edition 44 21-1

CONTENTSIntroduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-2Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-2Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-2

TRANSFER STATIONSMaterial Recovery Facilities, Sorting, and Transfer Stations. . . . . . . . . . . . . . . . . . . . . .21-2 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-2 Technology. . . . . . . . . . . . . . . . . . . . . . . . . . . .21-2 Overview: Changing Attitudes in Waste Applications . . . . . . . . . . . . . . . . .21-2 Primary Roles. . . . . . . . . . . . . . . . . . . . . . . . . .21-3 MRF’ (Material Recovery Facilities), Sorting Stations, Recycling Stations . . . . . .21-3 MRF’s, Sorting and Transfer Stations Applications . . . . . . . . . . . . . . . . . . . . . . . . .21-3 Types of Transfer Stations. . . . . . . . . . . . . . . .21-4Equipment Selection . . . . . . . . . . . . . . . . . . . . . . . .21-4 Machine Selection Factors . . . . . . . . . . . . . . . . .21-5 Wheel Loaders . . . . . . . . . . . . . . . . . . . . . . . . . . .21-5 Hydraulic Excavators (Tracked and Wheeled). . .21-7 Track-Type Tractors . . . . . . . . . . . . . . . . . . . . . .21-7 Track Loaders . . . . . . . . . . . . . . . . . . . . . . . . . . .21-7 Landfill Compactors . . . . . . . . . . . . . . . . . . . . . .21-7 Work Tools for Material Recovery Facilities, Sorting and Transfer Stations . . . . . . . . . . . . .21-7

LANDFILLSLandfills . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-8 Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-8 Technology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-8 Landfill Overview: Landfilling Now and in the Future . . . . . . . . . . . . . . . . . . . . . . .21-8Equipment Selection . . . . . . . . . . . . . . . . . . . . . . . .21-9 Track-Type Tractors . . . . . . . . . . . . . . . . . . . . . .21-9 Track Loaders . . . . . . . . . . . . . . . . . . . . . . . . . . .21-9 Landfill Compactors . . . . . . . . . . . . . . . . . . . . .21-10 Wheel Loaders . . . . . . . . . . . . . . . . . . . . . . . . . .21-10 Excavators (Tracked and Wheeled) . . . . . . . . . .21-10 Wheel Tractor-Scrapers . . . . . . . . . . . . . . . . . . .21-10 Articulated Trucks . . . . . . . . . . . . . . . . . . . . . . .21-10 Work Tools for Working in Waste Landfill Applications . . . . . . . . . . . . 21-10 Machine Selection Factors . . . . . . . . . . . . . . . 21-11

Type of Waste and Refuse Densities . . . . . . . . . . .21-13 Wet Waste . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-14Factors Governing Compaction . . . . . . . . . . . . . .21-14Compaction Comparison Estimate. . . . . . . . . . . .21-15Work Tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-16Green Waste/Composting . . . . . . . . . . . . . . . . . . .21-18Waste Related Energy Production. . . . . . . . . . . . .21-18Landfills — Renewable Power with Landfill Gas. . . . . . . . . . . . . . . . . . . . . . . .21-18Landfill Estimating . . . . . . . . . . . . . . . . . . . . . . . .21-19 Example Problems . . . . . . . . . . . . . . . . . . . . . . .21-19

TRACK-TYPE TRACTORSFeatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-21Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-22Blade Specifications. . . . . . . . . . . . . . . . . . . . . . . 21-27

TRACK LOADERSFeatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-29Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-30Attachments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-31

LANDFILL COMPACTORSFeatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-32Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-33Blade Specifications. . . . . . . . . . . . . . . . . . . . . . . 21-36

WHEEL LOADERSFeatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-37Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-38

WASTE HANDLING

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INTRODUCTIONAn increasing volume of refuse is generated by every

person, household, commercial and industrial, entity day after day … 365 days a year. Disposal of this waste is a major concern worldwide. Increased governmental regulations designed to protect the environment along with rising transportation and land acquisition costs dictate that customers need to be cost conscience. Waste applications are very demanding and are a significant user of earthmoving and specialty mobile equipment, parts, and service. Caterpillar has Waste Specialists in each of the below categories. If you have questions, please contact your local dealer, Waste representative, or go to cat.com.

SAFETYWaste industry operators work in some of the world’s

harshest conditions, so Caterpillar has developed a range of safety resources to help your organization build a culture that delivers everyone SAFELY HOME. EVERYONE. EVERYDAY.™ Caterpillar Safety Services offers training programs, safety checklists, Toolbox Talks, videos, virtual walk arounds and other resources specific to the waste industry at safety.cat.com. Click on the Industry Safety tab, and then select Waste.

OVERVIEWWaste applications are some of the harshest envi ron-

ments that machines and operators will work in. By def i nition waste is any discarded, rejected, aban doned, unwanted or surplus material.

The Waste Stream — It is important to understand the type of material you are working with when trying to spec a work tool and machine. Through many site assess-ments and machine productivity/competitive test ing, we have found one underlying theme, the type of waste stream and site conditions, will dictate the type of work, tool, and machine. Residential waste (MSW), con struc-tion and demolition (C&D), green waste, com mer cial waste, wet waste, industrials and sludges, auto fluff/car shred, etc., are just some of the types of waste that are dealt with daily. Each type of waste has dif fer ent char ac-ter istics and properties. Weights of these materials could be as low as 148 kg/m3 (250 lb/yd3) to over 1187 kg/m3 (2000 lb/yd3) (sludges and soils). For example, during a recovering/recycling application, your work tool Fill factor could be as high as 150–200% when dealing with some MSW and shredded C&D.

MATERIAL RECOVERY FACILITIES, SORTING, AND TRANSFER STATIONSSafety

MRF’s, Sorting and Transfer Stations are not only harsh but busy environments. Inbound loads, mobile equipment, tip floor personnel, and outbound loads, are only a part of the traffic and dynamics dealt with minute by minute in very close settings. Proper PPE (personal protective equipment) for people, guarding for machines, and safety equipment on machines, are essential to keep safe.

TechnologyMachines need to be able to: scale loads, help with fuel

and machine utilization, help keep tire wear to a min i-mum, and help with visual safety in front and behind the machine.

Overview: Changing Attitudesin Waste Applications

MRF’s (material recovery facilities) sorting, and transfer stations are becoming an important part of the waste industry. Diversion of waste from landfills is a global trend. The European Union, (EU), Canada, Japan, are just a few of the countries who divert from 50%–75% of their waste stream away from landfills. Cardboard, plastics, paper, food and green wastes are recovered, recycled, or composted. The U.S.A. is fol-low ing this trend as regulations become stricter and the costs of siting/building landfills become higher. Transfer stations become a necessity as disposal sites continue to decline and/or move further away from city centers. MRF’s, Sorting/Recycling and Transfer Stations all help reduce primary road and landfill traffic which helps create a safer environment for all.

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IntroductionSafetyOverviewMaterial Recovery Facilities, Sorting, and Transfer Stations


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Primary Roles● MRF’s (Material Recovery Facilities) Sorting and

Recy cling Stations are designed to divert recyclable materials from the waste stream. Depending on whether the material is single stream, co-mingled, or pre-sorted, the goal is to divert recyclable material for re-consumption thus lowering the amount of waste placed in a landfill. The natural life of the land-fill will be extended by this action. Additional sav-ings of hauling costs can be realized by recovering/recycling materials close to the source (at the MRF or Transfer Station).

● Transfer stations, are designed to consolidate the loads of several residential vehicles in to long-haul vehicles such as rail cars, transfer trailers, barges, and ISO con-tainers. On an average 2–5 inbound loads or more (depending on method of haul) can be consolidated into one outbound load. As a result, transfer sta tions offer cost savings over direct haul to landfills.

MRF’s (Material Recovery Facilities), Sorting Stations, Recycling Stations

A well-coordinated recycling program will reduce volume going to the landfill by 50% or more. Trends are towards sorting and 1 of 2 types of MRF’s.

● Dirty MRF — A dirty MRF accepts mixed waste, (normal household waste that has not been separated) that later may be sorted for recycling. Recoverable/recyclable materials are sorted either by hand or auto-mation or a combination of the two. The materials are either baled and/or are hauled to a plant/industry that will utilize the recovered goods.

● Clean MRF — A clean MRF accepts source sep-arated materials from residential or commercial sources. These are normally delivered in separate collection vehicles. As in the ‘dirty’ MRF, materials are either sorted by hand, automation, or a com bi-na tion of both, baled and/or are taken to someplace that will recycle or utilize the recovered goods.

● Sorting Stations — Some transfer stations are designed for some waste diversion from mixed streams and are normally described as ‘sorting stations.’

MRF’s, Sorting and Transfer Stations ApplicationsThere is a wide range of variability in MRF, Sorting

and Transfer Station applications and operations. Depend-ing on facility size, amount of material handled, type of station, etc. a wide variety of mobile equipment could be utilized.

In all the facilities mentioned above, materials are tipped by residential or commercial vehicles on to a tip platform or tip floor area. The materials are stockpiled then loaded into hoppers, conveyors, or a haul vehicle. Wheel loaders and excavators (tracked or wheeled) are the primary equipment for stockpiling, loading, sorting, topping off loads, and ‘tamping’ material into the haul vehicles.

“Volumetric consolidation of material” is a method of compression and shredding that helps reduce the size of the waste loaded into a haul vehicle. It helps max i mize the allowable weight carried by each haul unit. Common machines used for material consol i-dation are, track-type tractors, track loaders and com-pac tors. These machines are equipped with track shoes or tips/teeth that help in shredding, compression, and reduction of the volume of waste. In most instances, machines performing the material consolidation/reduc-tion are aided by a wheel loader or excavator.

For all applications within MRF’s, Sorting, Recycl-ing, and Transfer Stations, there is normally support equipment aiding the primary equipment. Small and compact loaders and excavators, backhoe loaders, and skid steer loaders are just a few of these machines being utilized.

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Material Recovery Facilities, Sorting, and Transfer Stations


Types of Transfer StationsGlobally, top loading and compaction transfer sta-

tions are the two most popular designs. There are many different types of transfer stations, but, most conform to these two designs.

Top loading systems are the most common and sim-plest to operate. In top loading designs, there are nor-mally five types of loading arrangements: direct, surge pit, full separation, half separation, and same level or floor loading. Depending on the type of transfer sta tion, wheel loaders, excavators (tracked or wheeled), dozers, track loaders, and compactors can be utilized alone or in systems providing quick efficient waste handling.

Compaction transfer stations utilize hydraulic com-pac tion equipment prior to or during the loading of the haul vehicle to compress the material into bales/logs or into the haul vehicle itself. The hydraulic com-pac tor can be top loaded or side loaded depending on the type of design. Loading can be by direct dump, wheel loaders or excavators.

EQUIPMENT SELECTIONIn waste applications, the largest single cost in daily

operations is purchasing, operating, and maintaining the equipment that will handle the waste. Undersized, inadequate, or unreliable equipment results in inef fi-cient operation and higher maintenance and fuel costs. As in many Cat applications/industries, right sizing equip-ment should follow the familiar path of; Task, Tool, Machine. TASK: Understand the task or appli ca tion the machine will work in. TOOL: What tool or tools will aid the machine in performing the task most effi-ciently? MACHINE: After finding the ‘right tool(s)’ to per form the job, then match it to the right sized machine.

Equipment in MRF, Sorting and Transfer Station applications perform the below operations.1. Stockpiling the Waste. Once it is dumped onto the

tip floor, wheel loaders, wheeled or tracked exca va-tors, track-type tractors, track loaders, or com pac tors will push the material up into a stockpile. Stock pil-ing helps: recover storage and working space within the building, get the waste slightly denser, store the waste till it can be processed or loaded.

Factors for a machine in stockpiling are: type of tool, reach, lift and ceiling height, storage space, and maneuverability.

2. Recovering and Sorting. Waste streams are rich in recoverable/recyclable materials. Waste diversion or recovery not only helps reduce the amount of waste going to landfills, but adds to profitability when sold to commodity markets. Presorting/recovery prior to stockpiling or loading can be accomplished with specialized machines equipped with sorting grabs, grapple buckets, or grapples. Stockpiled materials are sorted prior to loading or when loaded with grapples or grapple buckets. All sizes of equipment could be used depending on type of material and material flow. Compact wheel loaders/excavators, skid steer loaders, backhoe loaders, medium wheel loaders and excavators, and telehandlers should be sized accord-ing to amount of waste and type of application and type of tool(s) needed. It should be noted that in this type of application couplers on primary and sup-port equipment are a necessity.

3. Loading the Waste. No matter what type of haul/load out vehicle/conveyor or hopper, materials are either pushed, loaded and carried, grappled or bucket loaded into transport vehicles or containers. Wheel load ers, tracked or wheeled excavators, track-type tractors, track loaders, compactors or any combination of these (systems) can be utilized. Note that the type of loading application will dictate the type of tool and machine necessary for optimum efficiency in the loading process.

4. Reducing Volume of Material. Haul vehicles/trans-port vehicles need to leave with the maximum allow-able weight for the type of transportation mode being used. Wheel loaders and tracked or wheeled exca va-tors can keep stockpiling or turning the waste to get the waste more dense. However, best compression, shredding and volume reduction of the waste is seen by layering waste in thin layers, continuous running over (passes) the waste, turning the waste, and “work-ing” the waste. Track-type tractors, track loaders, and compactors normally see an average of about 60–120 kg/m3 (100–200 lb/yd3) higher density than wheel loaders or excavators in this type of appli ca-tion. Type of track or wheel/tip design is very impor-tant for shredding and compression in this type of application.

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5. Support Equipment. Primary equipment often are supported by machines performing; clean up and sorting with specialized work tools, sweeping with brooms, stacking and loading with pallet forks or bale clamps, etc. Compact wheel loaders and exca va tors, backhoe loaders, skid steer loaders, and telehan-dlers equipped specifically for the tasks they need to perform can increase production and effi ciency in all areas. Most of the time one or two machines are equipped with couplers to increase their versatility and efficiency helping lower costs.

Machine Selection FactorsParameters that could influence tool and machine

size, quantity, and possible combinations of machines in MRF’s, Sorting and Transfer Stations could include:1. Amount and type of daily waste to be handled (daily

tonnage). During daily inbound tonnage, some peak delivery times occur. It has been found that approx-i mately 50%–60% of inbound tonnages occur on 2–3 “Peak” hours/times of the day. Depending on the inbound tonnage during these times, machines could be spec’d towards these peak times (type and size of facility). What loading platform (top loading/compaction facilities) are they using and how much overall space to work in.

2. Facility load out dynamics.a. Maneuverabilityb. Ceiling heightc. Floor size/storage spaced. Floor arrangementse. Type of load out (below grade, ½ separation, same

level, surge pit — loading)f. Haul unit specificationsg. Inbound/outbound traffic patterns

3. Requirements for volume reduction for higher ton-nages in load out.

4. Supplemental tasks performed in daily operations.5. Budget.6. Future growth.

NOTE: Waste applications place high demands on machin ery requiring protection of the machine and its components. Special guarding is needed on all moving parts like axles and drive shafts. Windshields, fuel and hydraulic tanks, radi a-tors, hoses, engine enclosures, are all vulnerable to debris and damage and require guarding. Specially designed debris screens and radiators will ensure clean out and better heat transfer for more efficiency.

Wheel LoadersWheel loaders are normally the primary machine

used in MRF’s, Sorting and Transfer Stations. Wheel loaders are designed, guarded and built in factory to withstand these harsh environments. Primary oper a-tions include, sorting and recovery of materials, push and stockpiling of waste, cleaning floors, support work, and loading conveyors/hoppers/and outbound haul vehicles. Depending on type of material, reach needed, amount of sorting required, ceiling height, floor wear, and type of load out, the machines can be equipped with a wide variety of buckets, attachments and tires. Keeping the thought process of Task, Tool, Machine in mind, a good knowledge of the facility, its waste stream, and support work, is needed to ‘right size’ the wheel loader(s) for these applications.

● Compact Wheel Loaders (906–908) — Normally used in small tonnage MRF’s/Sorting Stations or as support in larger stations, maneuverability and ver-sa tility (coupler equipped) are its main strengths.

● Small Wheel Loaders (924–938) — Used in small–medium MRF’s, Sorting and Transfer Stations and as support in larger stations, the small wheel loader brings maneuverability and versatility (coupler equipped) to these types of applications.

● Medium Wheel Loaders (950, 962, 966, 972, 980) — When larger tasks, better reach, higher stockpiling, larger tonnages, etc. are needed, a medium sized wheel loader is normally utilized. These machines have excel-lent weight to horsepower ratio for better traction and moving larger loads.

The following Wheel Loader Operating Recommen-da tions Chart is an estimate of possible machine(s) for tonnages and type of facility. (Note: Keep in mind the task/application the machine will work in, what tool(s) might accomplish the tasks and then size the machine.)

Equipment Selection Waste HandlingTransfer Stations


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Wheel Loader Operating Recommendations

Tons perDay Volume

Clean MRF Recovery/Recycling

Dirty MRF/Sorting Station

Waste Transfer Station C&D MRF

C&DTransfer Station

0-100 906-930 924-930 924-930 930-950 930-950b

100-350 908-930a 924-930a 924-938a 950-966d* 950-966d*

350-500 930-950 930-950* 938-966* 966-980a* 950-966d*

500-1000 930-950a* 938-950e* 950-966c* 966-980* 950-980d*

1000-1500 938-950e* 938-966e* 966-980d* 950-980d,e* 966-980d,e*

1500-2000 950-966e* 966-980e* 966-980d,e* 950-980e* 966-980d,e*

2000-2500 950-966e* 966-980d,e* 966-980d,e* 950-980e* 966-980d,e*

2500-3000 950-966e* 966-980e* 966-980e* 950-980e* 966-980d*

3000 Plus 966-980e* 980e 980e 980e 980d,e

C&D = Construction and Demolition

*Depending on inbound/outbound tonnage, reach, production required, this machine could step up to either a 962 or 972.

a = Multiple machines recommended (contact your local Cat® dealership for recommendations)b = Depends on type and density of C&D materialc = Waste stream mixture may require multiple machinesd = Operating hours may require additional machinese = Multiple machines required

The above are rule of thumb estimates. Your application might vary enough to change the machine for the above recommendations.Other questions that might need answered are:

What are you loading? Conveyors, haul vehicles, hoppers, etc.?If loading conveyors or drums — what are the feed capacities, FPS rate?How much storage capability in your building?What type of loading are you performing?How much reach is required for stockpiling and loading?“Other" required operations that the machine might perform?

Additional ConsiderationsAll facilities are different and require special considerations when ordering and specifying tools and equipment. If tonnage and operating hours change, then tool and machine might change. Machine weight has to balance power to ground for best traction on slick floors. Keep in mind Task, Tool, Machine. (What type of work will the machine be asked to perform during the shift? What tool(s) will apply to that type of work cycle? What machine fits to that type of tool?)

It should be noted that most of the wheel loaders being sold into MRF, Sorting and Transfer Stations are high lift. This arrangement offers increased reach and lift height not only for loading and stockpiling, but in case the haul vehicle has to be brought to the same level as the machine to be loaded.

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Hydraulic Excavators (Tracked and Wheeled)Hydraulic excavators (tracked and wheeled) are often

found in MRF, Sorting and Transfer stations as a pri-mary or secondary tool for loading haul vehicles/con-veyors/hoppers, tamping and finishing off loads, and sorting materials. Fast cycle times are the primary advan-tage of an Excavator over a Wheel Loader. Wheeled exca-vators come with a maneuverability advantage especially in tight loading and stockpiling areas. Depend ing on the type of application, tracked and wheeled excavators would be equipped either for high production loading/com paction, or with sorting/separating tools for recovery of recyclable materials.

Again, keeping the Task, Tool, Machine concept in mind, you should take into account the following when sizing a tracked or wheeled excavator. Type of material, tonnage, type of work load for the machine, ceiling height, work area/swing area, floor size, along with maneuver-ability needed, ability to ‘see’ into haul vehicles or down into the floor load out area (cab risers,) and reach. Spe-cial guarding packages, radiators, and reversing fans are options available upon request to meet the most de manding needs.

Track-Type TractorsWaste Handling Track-Type Tractors are designed,

guarded, and built in factory so that they can accom-mo date all waste applications. Although its primary use is for pushing and layering the waste and cover mate-rials in landfills they offer alternative waste movement and volume reduction in large transfer stations and C&D transfer stations. Ex: surge pit operations where waste is tipped into a level below the tipping floor. Track-type tractors will push, layer, and compress/shred the mate rial during operations and push into a haul vehi cle. This method is used when maximum volume reduction is required or peak rate of waste exceeds available floor space.

Track LoadersWaste Handling Track Loaders are designed, guarded,

and built in factory so that they can accommodate all waste applications. Mainly used in transfer stations, ver-satility is the strength of the track loader in this applica-tion. Sorting, pushing, layering, and compaction are all part of typical operations within the transfer station application. Just like the track-type tractor, the track loader is used in higher tonnage transfer stations, C&D transfer stations, and when waste needs volume reduc-tion. Equipped with a multi-purpose bucket, the track loader can sort, push, layer, compress and shred, and load material into outbound haul vehicles.

Landfill CompactorsAlthough landfill compactors are designed for spread-

ing and compacting large volumes of material in a land-fill environment, in some instances, transfer stations might have a large enough working area to allow the com pactor to be utilized to reduce waste volume prior to loading into haul vehicles. They offer two advan tages in this type of application.1. They are configured and guarded to work in this

type of environment.2. They achieve higher compression, shredding, and

compaction levels compared to other machines..Since operating a landfill compactor, track-type trac-

tor, or track loader on a concrete floor is counter pro-duc tive in floor wear and maintenance costs, normally wheel loaders or excavators (wheeled or tracked) will support these machines. (Please see #4 under previous Equipment Selection.) (It is not recommended to use a landfill compactor larger than the 826.)

Work Tools for Material Recovery Facilities, Sorting and Transfer Stations

As described in the opening statements of this section, the waste stream can consist of many different types of materials sometimes all blended together. For that rea-son, work tools become a very important part of moving, sorting, and dozing in waste applications.

At the end of this section, there will be a Work Tool section and chart discussing possible tools to use. Please contact your dealer/regional waste representative for more information.

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LANDFILLSSafety

Landfills are also harsh and busy environments. A variety of vehicle traffic on haul roads, busy tipping areas, people on the tip floor, a large variety of dif fer-ent types of waste, mobile heavy equipment operations, special waste haulers, etc. are all part of the dynamics of a landfill working face. Proper PPE (personal pro-tec tive equipment) for people, guarding for machines, proper training, and safety equipment on machines, are essential to keep safe.

TechnologyIn this application, machines need to help with: fuel/

machine management and utilization, production and density numbers, the ability to visually keep track of everything in front and behind the machine, etc.

Landfill Overview: Landfilling Nowand in the Future

Although recovering and recycling materials is becom-ing more prevalent, landfilling still provides a place to deposit waste materials or refuse not able to be recovered/recycled. A landfill protects the environment by disposing of the waste in an engineered cell. Siting, designing, building, and operating a landfill is costly. Depending on coun-try, state, region, etc., landfills have to design and operate to very strict regulations. Proper equipment selec tion and daily operating techniques can maximize and extend the operational life of the landfill along with low ering costs.

Primary types of landfills are MSW (municipal solid waste/residential), C&D (construction and demoli-tion), and Hazardous (hazardous industrial sludges, asbestos, etc.) with the majority of landfills being MSW or residential waste. Landfills can take in many dif-ferent types of materials and will range from less than 90 metric tons/day (100 tons/day) to over 13 610 metric tons/day (15,000 tons/day). Depending on the country you live in and its regulations on recycling, the waste stream going to the landfill could be a mix of food wastes, packaging, plastics, cardboard/paper, metals, C&D, etc. In some highly regulated countries, food wastes, plastics, cardboard/paper, metals, and C&D, are diverted to C&D landfills, composting sites, and/or facilities that will recycle the recovered product.

In keeping with environmental concerns, most land-fills have a highly engineered method of dealing with leachate, gas, and inbound waste. (See the Caterpillar Equipment and Application Guide — Waste Landfills or your countries Environmental Landfill sites.) Once cell, leachate, and gas methane extraction development are in place, the basics are to push, layer, and compact the waste in thin layers adding daily cover or ADC (alter-na tive daily cover) sparingly. The idea is to fill the land fill with as much waste as possible without robbing air space by using too much cover soil.

Future. Diversion rates of recoverable materials within the EU Canada, some Asia Pacific countries, and start-ing in the U.S. will eventually reach 60%–80% diversion or more. This will all depend upon commodity markets and the demand for the recycled materials. It also dras-tically changes the waste stream going to the land fill. The type of waste going to a landfill from a good diver-sion plan is normally light plastics, packaging, hard to handle materials, metals and materials that can’t be recycled. This waste stream might require different han-dling, processing, amount of passes, and compaction tech niques to shred and compress it as much as possi-ble and possibly different wheel tips and tip patterns.

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EQUIPMENT SELECTIONA landfill’s largest single cost for daily operations is

purchasing, operating, and maintaining its mobile equipment fleet. Undersized, inadequate or unreliable equipment results in low machine utilization, higher fuel and maintenance costs and eventually improper landfill operations.

Landfill equipment performs three major distinct functions:1. Waste disposal: Which includes, pushing, spreading,

and compaction. Track-type tractors, track loaders, and landfill compactors are primary machines in this application.

2. Cover material mining and application: Machines will provide daily cover requirements whether cover soil or ADC (alternative daily cover). If supplying cover material is a machine’s sole function, then it can be selected on the same criteria as normal earth mov-ing. Distance to borrow pit, material char ac ter istics, volume to transport, production needs, underfoot conditions, etc. are all important in right sizing the equipment. Lowest cost is determined by best effi-ciency and lowest cost/m3 (yd3).

3. Support activities: What ‘other’ roles might the equip-ment be asked to accomplish or what support is needed for the primary equipment? Water trucks to keep dust down, motor graders to maintain haul roads, wheel loaders/excavators/backhoes/skid steer loaders, telehandlers, etc., with couplers that can uti lize all types of work tools, generators, service vehi-cles, air compressors, etc. are all necessary equip ment to keep the landfill running efficiently.

There are many variables when choosing the “right” sized equipment for landfill use. Again, we point to the direction of thinking: Task, Tool, and Machine. What are the application, production, compaction, support requirements? What tool or tools can accomplish this task? And finally, what machine(s) will handle the tool(s) most efficiently?

Track-Type TractorsWaste Handling Track-Type Tractors are designed,

guarded, and built in factory so that they can accom-mo date all waste applications. The track-type tractor is the most popular machine on the landfill. They prepare the site, build haul roads, push/spread/and sometimes compact the refuse, and perform a variety of support functions. Quantity of material to be moved/hr., type of inbound delivery vehicles, distance of push, support work needed, etc., all should be taken into consideration when sizing a track-type tractor for its applica tion. Eco-nomic distances for dozing waste or cover soil efficiently is no more than 90 m (300 ft) or less. The track-type tractor, when used to compact, can achieve densities of approximately 475–590 kg/m3 (800–1000 lb/yd3) (MSW, 3:1 or less slope, multiple passes).

Track LoadersWaste Handling Track Loaders are designed, guarded,

and built in factory so that they can accommodate all waste applications. These machines are highly versatile and perform many primary and support activities. They can be used in any size landfill and are ideal for landfills under 135 metric tons (150 tons) since they can work solo to perform waste handling and cover material functions. Equipping the machine with a coupler or a multi-purpose bucket increases its versatility. The multi-purpose bucket can be used for pushing waste, sorting materials, and dozing cover soils. The machine can be equipped with different track options from dou ble to single grouser allowing it to work in normal opera-tions or be utilized to more aggressively shred materials (Heavy MSW or C&D). Utilizing correct methods of compaction, (spread thin and load the bucket with soils to increase weight) will achieve higher densities during compaction. Compaction densities can range from 475–590 kg/m3 (800–1000 lb/yd3).

Edition 44 21-9


Equipment Selection


Landfill CompactorsLandfill compactors are specifically designed, built,

and guarded in the factory to effectively shred and com-press large volumes of waste. Depending on landfill size and amount of tons inbound daily, the compactor will work solo (pushing, spreading, compacting) han-dling all the inbound waste, or work in tandem with a track-type tractor (track-type tractor — push/spread, com pactor — shred/compact). When working the track-type tractor and landfill compactor together as a “system,” productivity and compaction densities will increase. Depending on the type of waste stream to be compacted, depth of the layer spread, and size/weight of the landfill compactor, compaction densities can be 710–950 kg/m3 (1200–1600 lb/yd3). Although the com-pactor can work on steeper slopes, best slopes for highest density for landfill compactors are 4:1 or less.

Wheel LoadersWheel loaders are designed, guarded and built in fac-

tory to withstand these harsh environments. Not rec-ommended as a compaction machine, wheel loaders are mobile and versatile and sometimes are used by com-mu nities sharing a single machine which can travel and support community/landfill projects. Wheel loaders are normally equipped with a coupler and many different tools to make it more versatile. Loading cover soils, sort-ing, clean up, spreading road material, and handling leachate/gas pipes are just a few of the activities wheel loaders perform in landfill applications.

Hydraulic Excavators (Tracked/Wheeled)Every landfill has a tracked or wheeled excavator

sup porting its operations. Whether equipped with a coupler, which offers multiple tools, or a pinned attach-ment, wheeled and tracked excavators offer superior versatility in: cell development, cover soil mining, ditch/pond clean out, and leachate and gas extraction support. Wheeled excavators give you mobility and maneuver-ability along with the ability to be able to respond quickly to support needs. When loading cover soils is the primary application, it is critical to know the size of the haul vehi cle, type of material, and pro duc tion required, so as to define the proper size stick and bucket and finally machine to meet the production needs.

Wheel Tractor-ScrapersWheel tractor-scrapers mainly perform cover soil

oper a tions. Wheel tractor-scrapers work in site prepa-ration, cell construction and hauling/placing cover material. When underfoot conditions are good and the haul over 185 m (600 ft) the wheel tractor-scraper will be economical. The machine should be selected as if performing a typical earthmoving application. Average sized landfills prefer the work alone capability of either an elevating or twin engine scraper since they are self-loading machines. Larger landfills sometimes utilize larger push–pull scraper units to meet their daily cover soil production needs. Preferably, the scraper unloads the cover material close to the working face where track-type tractors or track loaders can push and spread the material in the required layer depth. This will reduce tire damage and extra maintenance costs to the machine.

Articulated TrucksArticulated trucks are versatile, highly maneuverable,

all weather haulers that can negotiate poor underfoot conditions. Like wheel tractor-scrapers, articulated trucks work in site preparation, cell construction, and hauling/placing cover material. Articulated trucks are normally loaded by a variety of loading tools and eco nomically effective with hauls from 0.2 km–5 km (600 ft–3 miles). In dump configuration, cover material is dumped close to the work face and spread by a supporting track-type tractor or track loader. Ejector configured trucks are preferred and provide safer on-the-go dumping in nor-mal to softer more sloped ground conditions where a “dump configuration” machine would not be suit able. Cat® articulated trucks are offer optional container han-dling and refuse body configurations for specialized land fill applications.

Work Tools for Working in Waste Landfill Applications

As described in the opening statements of this sec-tion, the waste stream can consist of many different types of materials sometimes all blended together. For that reason, work tools become a very important part of moving, sorting, and dozing in waste applications.

At the end of this section, there will be a Work Tool section and chart discussing possible tools to use. Please contact your dealer/regional waste representative for more information.

21-10 Edition 44

Waste Handling Landfills

Equipment Selection


Edition 44 21-11

21


Machine Selection FactorsSelecting the type, size, quantity, and combination of

machines required to spread, compact, and cover vary-ing daily refuse volumes is determined by the follow ing parameters:1. Amount and type of waste to be handled (daily ton-

nage) (peak periods should be charted and reviewed and taken into considerations)

2. Amount and type of cover material to be handled3. Distance cover material to be transported4. Compaction/density requirements5. Weather conditions6. Supplemental tasks7. Budget8. Growth

A. Daily tonnage and peak periods — Amount of waste produced by a community is the major variable in selecting the appropriate sized machine. The fol-lowing chart serves as a “guideline” in sizing a land-fill machine. For example, if a community generates approximately 180 metric tons (200 tons) of refuse per day, a D6, 953, and/or an 816F2 landfill com pac-tor could be considered. Depending on the tonnage, type of waste, and peak periods, multiple machines or a ‘system’ of machines (ex: 836K and D8T) could be considered. As discussed earlier, peak periods during the day, (periods of time where a higher than normal average amount of waste comes in) could dic-tate what size machine is needed to keep up with the inbound waste. During these times, another machine could be added to the mix until the waste is layered and compacted correctly.

Equipment Selection

D6N

D6T

D7E

D8T

D9T

953

963

973

816F

282

6K

836KMachine Tonnage and

Usage Selection Guide0 to 45.3 Metric Tons per Day (0 to 50 Tons per Day)

MSW Landfills × × × ×

Construction and Demolition Landfills/Other × × × ×

45.3 to 136 Metric Tons per Day (50 to 150 Tons per Day)

MSW Landfills × × × × ×

Construction and Demolition Landfills/Other × × × × × ×

136 to 227 Metric Tons per Day (150 to 250 Tons per Day)

MSW Landfills × × × × × × ×

Construction and Demolition Landfills/Other × × × × × × ×

227 to 317.5 Metric Tons per Day (250 to 350 Tons per Day)



317.5 to 453.6 Metric Tons per Day (350 to 500 Tons per Day)


Construction and Demolition Landfills × × × × × ×


MSW Landfills × × × × × ×

Construction and Demolition Landfills/Other × × × × × ×



Construction and Demolition Landfills/Other × × × × ×

907.2 to 2721 Metric Tons per Day (1000 to 3000 Tons per Day)*


Construction and Demolition Landfills/Other × × × × ×

2721 PLUS Metric Tons per Day (3000 PLUS Tons per Day)*



* Might require multiple machines or ‘systems.’ Systems = dozer/compactor combination (S).


21-12 Edition 44


Equipment Selection

B. Amount and type of cover material to be handled — Landfill, size, type, and methods of operation vary dramatically from site to site. The type and amount of cover material utilized is important. The use of Alternative Daily Cover (ADC) is highly rec om-mended to reduce loss of valuable airspace. Land fill managers track cover material use as close as they track their airspace and maintenance. The use of cover material is broken down into three segments: daily, intermediate, and final. Landfill operators agree that daily cover should be no more than 10% of the entire lift. No matter how much daily or intermedi-ate cover is used, the growing trend is to remove or ‘mine’ cover material prior to beginning the daily oper ation in that area. The total combination of daily and intermediate cover if not removed, could end up being more than 25%–35% of total landfill airspace loss. Removal of cover material increases airspace and helps facilitate leachate and gas migration.

Blade/bucket design is paramount if a machine is used specifically for working with cover soil. Straight blades, Semi U blades, and multi-purpose buckets are primarily used by track-type tractors and track loaders. With the need to carry and layer cover mate-rial to an exacting maximum, blades/buckets that can shed material easily are recommended. If the machine will be used in waste and cover soil operations, then a Semi Universal blade (for load and carry) and the multi-purpose bucket are good recommendations.

C. Distance cover material is to be transported — Whether working with daily, intermediate, or final cover, the following guidelines are recommended for cover mate-rial movement. Quantity of material to be moved, required production, and maintenance results, must also be considered when using these guidelines.Track-type tractor 0-61 m (0-200 ft)Track loader

Push/spread 0-61 m (0-200 ft)Load & Carry/spread 0-150 m (0-500 ft)(Type of material/application needs to be considered for possible excessive track wear)

Wheel loader 0-185 m (0-600 ft)Wheel tractor-scraper over 185 m (over 600 ft)Articulated truck over 185 m (over 600 ft)

(Haul distance, road and put conditions, weather, tip area dynamics — all need to be taken into consideration when making a decision to use a scraper or articulated truck)

D. Compaction requirements — Best utilization of air-space is critical to extending landfill life. Quantity and type of material, work face variables, operator skill, operating hours, size and type of equipment, etc., all play a part in achieving high densities. Highest density is gained by utilizing a ‘system’ approach of machines (track-type tractor pushing and spreading — compactor leveling and compacting) or to a lesser extent, just using a compactor.

The following product segments of this section will con-tain features, specifications, and work tools for primary Cat Waste Handling machines. Additional drawbar/rim-pull vs. groundspeed charts, ground pressures, controls, production estimating tools, information, can be found in respective product sections within this Performance Handbook.


21

TYPE OF WASTE AND REFUSE DENSITIESThe type and density of the waste stream inbound to

MRF’s, Sorting/Transfer Stations, and Landfills deter-mine how it is handled, the type of work tool, and ulti-mately the type of machine to handle it. Type of waste to be handled will strongly influence machine selection. The major waste components for the community and landfill should be identified and machine selection based on the type of waste and compaction density required. For example, if the site receives a high proportion of material that is hard to compact like medium to heavy C&D waste, (rocks, bricks, concrete, tree stumps, tele-phone poles, etc.) a landfill compactor might have a hard time achieving normal densities without the help of a track-type tractor or track loader. Tracked machines have more difficulty pushing and compacting bulk waste such as trees, road materials, iron, etc. A combination or “system” of both tracked machine and landfill com-pactor might work best. Depending on the type of waste, different tip/cleat designs will help either with shredding, traction, or density.

On average, Americans generate approximately 2 kg (4.4 lb) waste/day while the European Union (EU) gen-erates about 1.4 kg (3.0 lb) waste/day. (Before recovery/recycling) Waste composition varies from location to location, the following charts are representative of the waste stream in the U.S. and EU. (Please note that the grow ing trend within the EU and to a lesser extent the U.S. is to use waste as a resource. Subsequently the num-bers represented in these charts will have annual changes.) The EU-27 are avoiding waste to landfills through recov-ery, recycling, composting, and incineration, and are trying to use waste as a resource. For the EU-27, approx-i mately 38% of waste is landfilled. The U.S. is currently approximately 33% recovered/recycled with a slow trend towards composting.

2010 U.S. Total MSW Generation (by material)250 Million Tons (before recycling)

Paper 28.5%Food scraps 13.9%Yard trimmings 13.4%Plastics 12.4%Metals 9.0%Rubber, leather and textiles 8.4%Wood 6.4%Glass 4.6%Other 3.4%

Before Recycling. Courtesy U.S. EPA

2009 EU-27 Total MSW Generation (by material)Paper and cardboard 35%Organics (food, yard, wood, compostables) 25%Plastics 11%Metals (combination of ferrous/aluminum 3%Textiles 2%Glass 6%Others 18%

Before Recycling. Courtesy of EEA

Generally, loose residential and commercial refuse weighs 150–267 kg/m3 (250–450 lb/yd3). A refuse truck will increase this density to 237–593 kg/m3 (400–1000 lb/yd3). Once ejected from the refuse truck, some waste has a ‘rebound’ tendency and it will lose some density. Typi-cally, loose on the landfill, we see loose refuse weights with an average of 207–475 kg/m3 (350–800 lb/yd3). This waste needs to be compacted and in-place densities can vary from between 356–889 kg/m3 (600–1500 lb/yd3) depend ing on the shredding and compression applied by the compacting machine. C&D landfill sites, depending on type of inbound material, sometimes see a wide range of densities from 593–1187 kg/m3 (1000–2000 lb/yd3) (depend ing on compacting machine). Cover material will raise fill densities 119–296 kg/m3 (200–500 lb/yd3) from the numbers above. When asked about the density of their landfill, most managers will give you the ‘in-place with cover’ estimates of density — Please see weights of refuse below:

Weight of Refusekg/m3 lb/yd3

Loose Refuse: 148-237 250-400Packer Truck: 237-474 400-800Fill Density: 355-949 600-1600Refuse and Cover: 474-1186 800-2000

Edition 44 21-13


Type of Waste and Refuse Densities


Wet WasteThere are a number of global landfills that deal with

a heavier than normal amount of ‘wet waste,’ or waste with higher than normal moisture content. Like in pre-vious discussions, ‘type of waste’ will determine how the waste is handled or worked. With higher than normal mois ture contents, the idea of ‘multiple’ passes (3–5) will be changed. For example, the waste will already be heavier/denser than normal (ex: 1186 kg/m3 or 2000 lb/yd3) this type of waste might only require a track-type tractor or track loader to spread it. During the spread cycle, the shred ding/tearing action of the track cleats pro-vides an addi tional density. Or, the compactor could be equipped with a ‘wider’ flotation wheel (optional wheel from Caterpillar) that provides better flotation along with shredding and compression that will add to the density of the waste. Which ever system is used, less passes on the waste are needed to reduce the waste and add to density. (Too many passes could lead to the waste breaking down and caus ing traction/flotation problems on the landfill.)

FACTORS GOVERNING COMPACTIONThere are four factors that will determine best com-

pac tion density (layer thickness, patterns/passes, slope, and moisture content). The three areas that can be affected most by proper machine applications are:1. Refuse Layer Thickness — The single most impor-

tant factor in gaining maximum density is the depth of the layer being spread to compact. Depending on the amount of tips/wheel, type of tips, type of waste, and weight of the machine, optimum layer depth will vary. Through field testing and computer analysis, optimum layer depths for highest density have been ana lyzed. Below are guidelines of optimum layer depth for each compactor.a. 816 — 0.3–0.4 m (12–15 in)b. 826 — 0.45–0.5 m (18–20 in)c. 836 — 0.5–0.6 m (20 24 in)

Layers may be placed thicker however; density will be reduced no matter how many passes the com-pactor performs.

Below is a Layer Thickness chart based on 4 passes by an 836.

2. Developing a Pattern and Running Proper Passes — Maximum compaction density is obtained by put ting the waste down in proper layer height, run-ning a proper pattern and going over the waste with the proper number of passes. Those operators who develop a pattern, (starting from one side of the work-ing face and running passes over entire area that waste has been layered in a logical sequence) and run proper amount of passes, normally obtain high den sity. In the past, it was said “that 3–5 passes is maxi mum to achieve highest density. Any more passes does not justify the added fuel and maintenance for the incre-mental gain in density.” Again, through testing and computer modeling, it has been noted that running an extra 1–2 passes diagonally (45 degrees) over the waste after the first 4 passes, can achieve higher den-sity through ‘shredding and knitting’ the waste together better (less cover soil/ADC could also be used due to the blending of the waste).

21-14 Edition 44


Type of Waste and Refuse DensitiesFactors Governing Compaction

1500

1000

500

0

750

1000

500

250

00 .5 1.0 1.5 2.0 2.5 3.0

0 1 2 3 4 5 6 7 8 9 10

Meters

Feet

lb/yd3 kg/m3

LAYER THICKNESS

0 1 2 3 4 5 6 7 8 9 10

Number of machine passes

IncreasingDensity


21

Edition 44 21-15


Factors Governing CompactionCompaction Comparison Estimate

3. Slope — Maximum density is achieved by shredding and compression of material. Track-Type Tractors and Track Loaders achieve highest density on a 3:1 or less slope. The dynamics of track and gravity work-ing together help shred material into smaller pieces. Although Landfill compactors can achieve good densities on 4:1 or less slopes. The flatter the slope the better the density. The weight of the com pactor is more efficiently utilized and concentrated on flatter slopes. Slight slopes sometimes add higher density due to the shearing stress that aids in shred ding and blending of materials. Again, depending on type of material and slope, tip selection for the compactor should be taken into consideration.

COMPACTION COMPARISON ESTIMATEThe following graph may be used as a rule of thumb

for the compaction ranges of landfill machines assuming the proper operating technique is employed. (The mid ranges of each graph is assuming average waste stream and average operator.)

With correct operating procedures, tip/track/tool selec tion, and finally machine selection, density can be increased. An example of how increased density can increase landfill life is depicted in the chart below.

EXAMPLE OF INCREASED COMPACTION ON POTENTIAL LANDFILL LIFE

Landfill refuse capacity 1 530 000 m3 (2,000,000 yd3)Operating days 260Daily volume 365 metric tons (400 tons)Yearly volume 94 328 metric tons (104,000 tons)

Compaction Landfill Life Gain 590 kg/m3 1000 lb/yd3 9.6 years 0 710 kg/m3 1200 lb/yd3 11.5 years 1.9 years 830 kg/m3 1400 lb/yd3 13.4 years 3.8 years 950 kg/m3 1600 lb/yd3 15.3 years 5.7 years1070 kg/m3 1800 lb/yd3 17.2 years 7.6 years

COMPACTOR PRODUCTION GUIDELINES

Model Metric Tons/hr U.S. Tons/hr836K 140 135826K 120 115816F2 65 65

Parameters for the above: MSW, 4 passes, 18–30 m (60–100 ft) push dis-tance, 4:1–5:1 slope, good operator.

All models are making 3 to 4 passes.

A pass is defined as: A machine traveling over the refuse one time in one direction on flat ground.

Adverse (uphill) or favorable (downhill) grades, deep layered waste, hard to handle waste, etc., will affect the above production figures.

(For tons/day — multiply by the amount of hours the machine will work in a days time.)

A. Weather conditions — Inclement weather affects pro duction and density. Equipping machines with the proper track shoe or wheels and tips for the typ-i cal climate it works in will increase production and density while decreasing costs.

B. Supplemental Tasks — There are a wide variety of tasks to be performed daily on a landfill. Under stand-ing the ‘supplemental’ tasks that a machine might be asked to perform daily is paramount to adding the work tool(s) and right sizing the machine. For example, will the machine be required to perform site clearing, asked to build or maintain access roads, exca vate cover soil, etc.? Logical choices of machines could change according to type of tasks and versa-tility required.

C. Budget — Smaller landfill operations with limited bud gets may have to consider single machine versa til-ity ahead of specialized machines or multiple units.

D. Growth — Population growth or added contracts can both increase and change inbound refuse. Future increases/decreases in refuse, type of material, density of material, etc., must be considered to properly pick tools and size machines.

1800

1600

1400

1200

1000

800

600

400

200

0

11001000900800700600500400300200100

0TTT/TTL 816F2 826 836

kg/m3 lb/yd3

DE

NS

ITY


WORK TOOLSAs described in the opening statements of this section,

the waste stream can consist of many different types of materials sometimes all blended together. For that rea-son, work tools become a very important part of mov-ing, sorting, and dozing in waste applications.

21-16 Edition 44


Work Tools

Wheel Loader Work Tools

MODEL924K, 924H 930K

938K, 938H

950K, 962K, 950H, 962H

966M, 972M, 966K, 972K, 966H, 972H

980K, 980H

Bucket — Load & Carry × × × × × ×

Bucket — Dozing × × × × × ×

Bucket — Multi-Purpose × × × × ×

Bucket — Waste Handling × × × × × ×

NOTE: The “Waste Handling” bucket is a current bucket that is being phased out and replaced by the Load & Carry and Dozing buckets. All are in the current price lists.

NOTE: Other attachments available upon request. Contact your Cat dealer.

NOTE: Learn more about available work tools @ Work Tool Central: https://dealer.cat.com/products/wtc.

Excavator Work Tools

MODELGrapple — Contractors’ × × × × × × × ×

Grapple — Demolition and Sorting × × × × × × ×

Grapple — Orange Peel × × ×

Grapple — Trash × × × × × × ×

Multi-Processor × × × × × ×

Secondary Pulverizer × × × × × × ×

Shear × × × × × × ×

NOTE: Normal Waste Applications utilize the Trash, Demolition and Sorting, and Orange Peel Grapples. Depending on the application, their work tools might be advisable.

NOTE: Learn more about available work tools in the Hydromechanical Work Tools chapter of the Performance Handbook.


(Chart continued on next page)

308E

CR

315D

L, 3

16E

L31

8E

319D

L, 3

19D

LN

M31

3D, M

315D

M31

6D, M

318D

, M32

2DM

318D

MH

, M32

2D M

H32

0E L

, 320

E LR

R, 3

21D

CR

, 323

D

320C

MH

M32

2D M

H32

4D, 3

24E


Edition 44 21-17

21

Work Tools

Excavator Work Tools (cont’d)

MODELGrapple — Contractors’ × × × × × × ×

Grapple — Demolition and Sorting × × ×

Grapple — Orange Peel × × × ×

Grapple — Trash × × ×

Multi-Processor × × × × × × ×

Secondary Pulverizer × × ×

Shear × × × × × × ×

NOTE: Normal Waste Applications utilize the Trash, Demolition and Sorting, and Orange Peel Grapples. Depending on the application, their work tools might be advisable.

NOTE: Learn more about available work tools in the Hydromechanical Work Tools chapter of the Performance Handbook.



M32

5D M

H, 3

20C

MH

329D

, 329

E33

6D, 3

36E

MH

3049

345D

, 349

D, 3

49E

345C

MH

MH

3059

365C

L

374D

385C

390D

There are a variety of work tools for small–medium wheel loaders that have couplers. It is important to check the tasks that the wheel loader will perform and equip as needed. The small–medium wheel loaders have three basic “waste pin” on buckets to choose from.

● Load & Carry Bucket — An overall use bucket that is open and deep throated to gather and retain large loads. This bucket provides the ability to push, stockpile, load, and tamp no matter what type of loading is required.

● Doze Bucket — The height of this bucket provides more of a push platform to move heavy loads on the floor into waiting haul vehicles. Its main strengths are for pushing, stockpiling, and loading below grade vehicles.

● Tamp and Clamp Bucket — Designed with a longer snout and top clamps, this bucket is best for sorting, loading, and tamping haul vehicles with hard to handle materials. It has slightly less capacity than the load & carry and push buckets.

There are a wide variety of buckets that can be used in waste applications; the above are “waste handling” buckets designed for the application.

For Tracked and Wheeled Excavators you need to ask its primary use. Loading and Tamping, Sorting, Combination, Other Support?

● Waste Grapple — Designed to load and tamp large loads of material into haul vehicles. They can perform some material separation, but its main strength would be to load and tamp.

● Sorting Grab — This grapple is designed to sort, sep-a rate, and load material. Equipped with a rotator, its main strength lies in the ability to separate material quickly, swing/rotate, and load haul vehicles, conveyors, and hoppers efficiently.

● Orange Peel Grapple — Also designed to sort, sepa-rate, and load material, its main strength is in a slightly larger load capability than the sorting grab. It also has the capability to rotate.

There is a wide variety of work tools for Excavators (wheeled and tracked) that can be used in waste applica-tions; the above are “waste handling” tools designed for the application.


21-18 Edition 44

Work ToolsGreenWaste/CompostingWaste Related Energy ProductionLandfills — Renewable Power with Landfill Gas

Support Work ToolsBrooms, pallet forks, bale clamps, blades, lifting arms,

are just a few of the ‘coupler attached’ work tools that are used within the waste industry. A thorough assess-ment of primary and support roles of machine needs to be performed.

As stated in the chart, please contact your Dealer/Waste Representative or cat.com websites for more information.

GREEN WASTE/COMPOSTINGGreen waste and compostable material are being

eliminated from most landfills. Composting is normally regulated at the state level in the U.S., and on higher governmental levels within the EU Green and com-postable waste is realized as: soil amendments, bio fuels, and incinerated energy sources. With more and more green waste and compostable material being diverted from the waste stream, tools and machines that can handle this type of waste are needed. Most commonly used are wheel loaders and excavators (wheeled/tracked) of all sizes. Most are equipped with coupler for versatility of different tools. Work tools utilized range from grapple buckets, multi-purpose buckets, and light material buckets for wheel loaders, to waste grapples, orange peel grapples, and sorting grabs for excavators. It is normal, in some areas, for regulations to request added cab filtration and protection from composting airborne debris.

WASTE RELATED ENERGY PRODUCTIONThere is a variety of ways to produce energy from waste.

C&D landfills, green waste and composting facilities, will process wood, organics and other products for incin-eration, bio fuels, and newer technologies.

LANDFILLS — RENEWABLE POWER WITH LANDFILL GAS

Landfill gas, composed mostly of methane and carbon dioxide, is produced naturally as organic waste decom-poses in landfills. Driven by mandate of carbon reduc-tion goals, modern sanitary landfills capture this gas for use as a renewable fuel in specially configured Cat land-fill gas generator sets. These systems deliver reliable and environmentally sound electricity to the local community from 400 kW to 2 mW power nodes.

Please contact your local dealership, Waste represen-ta tive, or cat.com for more information.



21

Edition 44 21-19


Landfill Estimating● Example Problems

LANDFILL ESTIMATING

Example Problem #1

A professional engineer has developed a small, rural landfill master plan. The local legislative regulatory agency has approved the plan and site.Assume:

Waste generation: 2.04 kg/day (4.5 lb/day) per personWaste collection: 6 days/weekTopography: flatLand availability:

area has several suitable sites at nominal pricePopulation served: 30,000Projected population in 3 years: 40,000Current daily refuse volume: ?Type of refuse: mostly household, some commercialOperation: propose 8 hours/day, 51⁄2 days/weekPresent equipment: none — new siteWhat would your comments and recommendations

be on the following:?a. Probable amount of refuse generated daily?b. Type of machine for the proposed Landfill?c. Size of machine for the proposed Landfill?

Solution

a. The current incoming waste stream can be deter-mined to be 2.04 kg/day (4.5 lb/day) per person × 30,000 people = 61.2 metric tons (67.5 tons) daily. You must now multiply that daily generation rate by 7 for the total weekly generation, and divide by the number of days that the waste is collected (6). There-fore, your waste collection per day will be (61.2 tons/day × 7 days)/6 days of collection = 71.4 metric tons (78.7 tons) collected daily.

The same equation can be used to determine the three year projected waste stream of 40,000 resi-dents to be 81.6 metric tons (90 tons) generated daily, 95.2 metric tons (105 tons) collected each day.

b. Track loader — excavating ability, single machine application based on tonnage requirements.

c. 953C handle current refuse, and has extra capacity for future growth. Small compactor if additional compaction is required.

Example Problem #2

Existing landfill has been in operation for several years.Assume:

Type of operation: area fillCover material: suitable material within 90 m (300 ft)Current daily refuse volume: 500 metric tons (550 tons)Anticipated daily refuse volume in 3 years:

680 metric tons (750 tons)Type of refuse: household, commercial, large amount

of brush and building demolition debrisLand availability: limited, very expensiveAvailable Refuse Volume: 3 249 125 m3 (4,250,000 yd3)Operation: 8 hours/days, 51⁄2 days/weekPresent equipment: D8 (3 years old)What would your comments and recommendations

be on the following:a. What range of in-place densities could be expected

using a track-type tractor; a Cat steel wheeled landfill compactor?

b. What effect does machine selection have on site life?c. What are the advantages and limitations of steel

wheeled landfill compactors?d. What are the advantages and limitations of track-

type units?e. How many machines should be used on the site?f. What type should they be?g. What size should they be?


Solution

a. The Track-Type Tractor will achieve 475 to 595 kg/m3 (800 to 1000 lb/yd3) in-place density. The Cat steel wheeled landfill compactor will achieve 595 to 830 kg/m3 (1000 to 1400 lb/yd3) in-place density.

b. There are 3 249 125 m3 (4,250,000 yd3) available. 500 metric tons (550 tons) per day is how many m3 (yd3)? Assume a minimum density of 475 kg/m3 (800 lb/yd3).

500 metric tons/day ×

1000 kg/metric ton

= 1052 m3/day475 kg/m3

550 tons/day ×2000 lb/ton

= 1375 yd3/day800 lb/yd3

5.5 days/week × 52 weeks/year = 286 days/yearYearly volume: 1052 × 286 = 300 872 m3

1375 × 286 = 393,250 yd3

Landfill life at this density:

3 250 000 m3

=4,250,000 yd3

= 10.8 years300 872 m3/year 393,250 yd3/year

Similar calculations are performed to generate the fol-lowing tables.

500 METRIC TONS/DAY (550 TONS/DAY)Density Landfill Life

(years)kg/m3 lb/yd3

475 800 10.8595 1000 13.5715 1200 16.2835 1400 18.9950 1600 21.6

680 METRIC TONS/DAY (750 TONS/DAY)Density Landfill Life

(years)kg/m3 lb/yd3

475 800 7.9595 1000 9.9715 1200 11.9835 1400 13.9950 1600 15.9

From the tables we determine that a track-type trac-tor, at 500 metric tons per day (550 tons/day), will pro-vide 13.5 landfill life years at 595 kg/m3 (1000 lb/yd3). Compaction will extend that life 5.4 years to 18.9 years at 835 kg/m3 (1400 lb/yd3).

Proper compaction techniques are necessary to achieve the higher refuse densities and increase landfill life.c. Advantages: Provides highest compaction densities

extending landfill life. Limitations: Specialty unit designed to spread and

compact — does not excavate virgin mate rial eco-nomically, but can handle stockpile cover material.

d. Advantages: most versatile unit, well suited to site prep a ration, finishing and access road construction and maintenance; all weather machines with excel-lent tractive ability.

Limitation: compaction — cannot achieve the in-place refuse densities of the specialized landfill compactors.

e. Minimum of two. Additional equipment would depend on supplemental tasks.

f. Track-type tractor — for earthmoving and refuse spread ing work; steel wheeled compactor-quantity of refuse and land cost would justify.

g. D8 — keeping existing unit; D9 — when new tractor is necessary; 826H — with large amount of demoli-tion debris and brush and projected increase in ton-nage would justify 826H over 816F2.

NOTE: Ballasting the wheels on Cat Landfill Com pac-tors to increase machine weight and achieve higher compaction densities is not recom mended. Landfills are high rimpull appli ca tions. Ballast ing the wheels will signif icantly increase machine weight but decrease over all performance when trav eling on the fill. The additional weight of bal lasted wheels will also result in reduced final drive life.

21-20 Edition 44


Landfill Estimating● Example Problems


21

Edition 44 21-21

Waste HandlingTrack-Type Tractors

Features

Cat Waste Handling Track-Type Tractor modifi-cations are purpose built and installed at the original manufacturing facility prior to shipment.

Features:● Hinged heavy duty radiator doors are guarded to pre-

vent excessive trash build-up. Quick release handles allow easy access for cleaning.

● Final drive, pivot shaft, and idler seal guarding helps prevent wire, cable and similar material from wind-ing around components and damaging seals.

● Striker bars for front, rear and ripper (all optional) keep trash from damaging fenders, fuel and hydraulic tanks or other sheet metal.

● Lighting protection. Front lights are mounted on top of bulldozer lift cylinders. Rear lights are ROPS mounted.

● Waste Handling Arrangement radiator with 6 fins/inch.

● Elevated sprocket removes final drives from wear envi-ron ment and eliminates impact loading for extended power train life. D7E includes D10-size bearings to ensure long life.

● Sheet metal guarding near track and on dozer tilt hoses.

● Fuel tank guards keep trash from damaging fuel and hydraulic tanks or other sheet metal.

● Clamshell guards — guard installed over the final drives to help prevent wire wrap. Guards include inspection plates, not available for D6N.

● Reversible hydraulic demand fan required for D6T, D7E, D8T, D9T, not available for D6N.

● Heavy duty steps and grab handles resist damage from landfill debris.

● Center hole track shoes (optional) help keep track clean during machine operation.

● Blade trash racks (optional) prevent blade spill-over and damage to cylinders or radiator guard. Increase productivity in waste handling.

● Ducted alternator available on D6T, D8T, D9T insures adequate current is avail able to maintain bat tery and operate accessories. Not required on D7E.

● Elevated prescreener to remove engine air inlet from debris environment. Larger surface area to resist plug-ging. Turbine precleaner is optional.

● Cat turbine precleaner optimax dual-stage precleaner removes large particulates from incoming air before they reach the air filter, helps extend filter life. (Optional on D6T through D9T.)

● ROPS mounted air conditioning helps prevent con-denser core plugging. Provides full utilization of jacket water cooling system by avoiding additional heat load from radiator mounted condenser.

● Laminated thermal shields cover the CEM inside the engine compartment, hot-side of the turbocharger, and the exhaust manifold. These shields reduce sur-face temperatures below the flash point of most com-mon combustibles encountered.

● Chassis Guards.

● Sealed belly guards.

● Perforated engine enclosures standard on D6T, D7E, D8T, and D9T. This con fig u ra tion is unavailable when Sound Suppression is ordered.

● Carrier rollers not recommended on elevated sprocket machines.


21-22 Edition 44


Specifications

MODEL D6N XL WH D6N LGP WHFlywheel Power 111.8 kW 150 hp 111.8 kW 150 hp

Operating Weight (Power Shift Differential Steer)* SU Blade — —

Engine Model C6.6 ACERT™ C6.6 ACERT

Rated Engine RPM 2200 2200

No. of Cylinders 6 6

Bore 105 mm 4.13" 105 mm 4.13"

Stroke 127 mm 5.0" 127 mm 5.0"

Displacement 6.6 L 403 in3 6.6 L 403 in3

Track Rollers (Each Side) 7 8

Width of Standard Track Shoe 610 mm 2'0" 840 mm 2'9"

Length of Track on Ground 2581 mm 8'6" 3117 mm 10'3"

Ground Contact Area (with Std. Shoe) 3.15 m2 4882 in2 5.24 m2 8122 in2

Track Gauge 1.89 m 6'2" 2.16 m 7'1"

GENERAL DIMENSIONS:

Height (Stripped Top)** — —

Height (To Top of ROPS Canopy) 3.04 m 10'0" 3.14 m 10'4"

Height (To Top of ROPS Cab) 3.10 m 10'2" 3.20 m 10'6"

Overall Length (without Blade) 3.74 m 12'3" 4.17 m 13'8"

with S Blade — —

with SU Blade 5.16 m 16'11" —

with VPAT Blade 4.90 m 16'1" 5.37 m 17'7"

Width (over Trunnion) 2.63 m 8'8" —

Width (without Trunnion — Std. Track) 2.50 m 8'2" —

Ground Clearance 394 mm 1'4" 507 mm 1'8"

Blade Types and Widths:

Straight — —

Semi-U 3.19 m 10'6" —

VPAT (Variable pitch, angle, and tilt) straight 3.27 m 10'9" 4.08 m 13'5"

Fuel Tank Refill Capacity 299 L 79 U.S. gal 299 L 79 U.S. gal

* Operating Weight includes ROPS canopy, operator, lubricants, coolant, full fuel tank, hydraulic controls and fluid, straight dozer with tilt, horn, back-up alarm, retrieval hitch and front pull hook.

** Height (stripped top) — without ROPS canopy, exhaust, precleaner, seat back or other easily removed encumbrances.


21


Specifications

Edition 44 21-23

MODEL D6T WH D6T XL WHFlywheel Power 149 kW 200 hp 149 kW 200 hp

Operating Weight (Power Shift Differential Steer)* SU Blade 20 580 kg 45,370 lb 21 600 kg 47,620 lb

Engine Model C9 ACERT C9 ACERT

Rated Engine RPM: Power Shift 1850 1850

No. of Cylinders 6 6

Bore 112 mm 4.4" 112 mm 4.4"

Stroke 149 mm 5.9" 149 mm 5.9"


Track Rollers (Each Side) 6 7

Width of Standard Track Shoe 560 mm 22" 560 mm 22"

Length of Track on Ground 2.61 m 8'7" 2.81 m 9'3"

Ground Contact Area (with Std. Shoe) 2.92 m2 4531 in2 3.15 m2 4878 in2

Track Gauge 1.88 m 74" 1.88 m 74"

GENERAL DIMENSIONS:

Height (Stripped Top)** 2.40 m 7'11" 2.40 m 7'11"

Height (To Top of ROPS Canopy) 3.11 m 10'2" 3.11 m 10'2"

Height (To Top of ROPS Cab) 3.11 m 10'2" 3.11 m 10'2"

Overall Length (without Blade) 3.85 m 12'7" 3.85 m 12'7"

with SU Blade 5.08 m 16'8" 5.33 m 17'6"

with Angle Blade 5.00 m 16'5" 5.21 m 17'1"

Width (over Trunnion) 2.64 m 8'8" 2.64 m 8'8"

Width (without Trunnion — Std. Track) 2.44 m 8'0" 2.44 m 8'0"



Angle Straight 4.16 m 13'8" 4.16 m 13'8"

Full 25° Angle 3.77 m 12'5" 3.77 m 12'5"

Semi-U 3.26 m 10'8" 3.26 m 10'8"

Fuel Tank Refill Capacity 425 L 112 U.S. gal 425 L 112 U.S. gal

* Operating Weight includes ROPS canopy, operator, lubricants, coolant, full fuel tank, hydraulic controls and fluid, straight dozer with tilt, horn, back-up alarm, retrieval hitch, front pull hook and standard WHA Attachments.

** Height (stripped top) — without ROPS canopy, exhaust, precleaner, seat back or other easily removed encumbrances.


21-24 Edition 44


Specifications

MODEL D6T XL WH D6T XW WH D6T LGP WHEngine Emissions U.S. Environmental

Protection Agency Tier 4 Interim/EU Stage IIIB

Tier 4 Interim/Stage IIIB Tier 4 Interim/Stage IIIB

Flywheel Power 153 kW 205 hp 153 kW 205 hp 153 kW 205 hpOperating Weight:*

Power Shift Differential Steer 23 236 kg 51,226 lb 24 221 kg 53,286 lb 24 900 kg 50,895 lbVPAT 25 420 kg 56,050 lb 26 535 kg 58,500 lb 27 015 kg 59,557 lb

Engine Model C9.3 ACERT C9.3 ACERT C9.3 ACERTRated Engine RPM 2000 2000 2000No. of Cylinders 6 6 6Bore 115 mm 4.5" 115 mm 4.5" 115 mm 4.5"Stroke 149 mm 5.9" 149 mm 5.9" 149 mm 5.9"Displacement 9.3 L 567 in3 9.3 L 567 in3 9.3 L 567 in3

Track Rollers (Each Side) 7 7 8Width of Standard Track Shoe 560 mm 22" 760 mm 30" 915 mm 36"

VPAT 560 mm 22" 710 mm 28" 785 mm 31"Length of Track on Ground 2.86 m 9'5" 2.86 m 9'5" 3.27 m 10'9"

VPAT 2.86 m 9'5" 3.27 m 10'9" 3.27 m 10'9"Ground Contact Area (with Std. Shoe) 3.20 m2 4929 in2 4.35 m2 6738 in2 5.98 m2 9275 in2

VPAT 3.20 m2 4929 in2 4.64 m2 7197 in2 5.13 m2 7956 in2

Track Gauge 1.88 m 74" 2.03 m 80" 2.29 m 90"VPAT 2.13 m 84" 2.29 m 90" 2.29 m 90"

GENERAL DIMENSIONS:Height** (Stripped Top***) 2.46 m 8'1" 2.46 m 8'1" 2.51 m 8'3"

VPAT 2.46 m 8'1" 2.51 m 8'3" 2.51 m 8'3"Height** (To Top of ROPS Canopy) 3.11 m 10'2" 3.11 m 10'2" 3.16 m 10'4"

VPAT 3.11 m 10'2" 3.16 m 10'4" 3.16 m 10'4"Height** (To Top of ROPS Cab) 3.15 m 10'4" 3.15 m 10'4" 3.20 m 10'6"

VPAT 3.15 m 10'4" 3.20 m 10'6" 3.20 m 10'6"Overall Length (without Blade) 3.89 m 12'9" 3.89 m 12'9" 4.25 m 13'11"

VPAT 3.89 m 12'9" 4.25 m 13'11" 4.25 m 13'11"with S Blade — — 5.50 m 18'1"with SU Blade 5.33 m 17'6" 5.33 m 17'6" —with VPAT Blade 5.39 m 17'8" 5.53 m 18'2" 5.53 m 18'2"with Angle Blade 5.21 m 17'1" 5.29 m 17'4" 5.81 m 19'1"

Width (over Trunnion) 2.64 m 8'8" 2.95 m 9'8" 3.43 m 11'3"Width (without Trunnion — Std. Track) 2.44 m 8'0" 2.79 m 9'2" 3.21 m 10'6"

VPAT 2.69 m 8'10" 3.00 m 9'10" 3.08 m 10'1"Ground Clearance** 384 mm 1'3" 384 mm 1'3" 434 mm 1'5"

VPAT 384 mm 1'3" 434 mm 1'5" 434 mm 1'5"Blade Types and Widths:

Straight — — 4.06 m 13'4"Angle Straight 4.16 m 13'8" 4.52 m 14'10" 5.07 m 16'8"Full 25° Angle 3.77 m 12'5" 4.11 m 13'6" 4.63 m 15'2"Semi-U 3.26 m 12'8" 3.56 m 11'8" —VPAT Straight 3.88 m 12'9" 4.16 m 13'8" 4.16 m 13'8"VPAT Full 24° Angle 3.49 m 11'5" 3.72 m 12'2" 3.72 m 12'2"

Fuel Tank Refill Capacity 425 L 112 U.S. gal 425 L 112 U.S. gal 425 L 112 U.S. gal*** Operating Weight includes cab, operator, lubricants, coolant, full fuel tank, standard track, hydraulic controls and fluid, SU blade, drawbar, and standard

WHA attachments.***Dimensions measured from ground line. Add grouser height for total dimension on hard surfaces.***Height (stripped top) — without ROPS canopy, exhaust, seat back or other easily removed encumbrances.


21

Edition 44 21-25


Specifications

MODEL D7E LGP WH D8R WH D8T WHEngine Emissions Tier 4 Interim/

Stage IIIB— —

Flywheel Power — 228 kW 305 hp 231 kW 310 hp

Advertised Flywheel Power 175 kW 235 hp — —

Operating Weight:*

Electric Drive Differential Steer 31 116 kg 68,600 lb — —

Power Shift Differential Steer — 37 630 kg 82,880 lb 38 660 kg 85,150 lb

Engine Model C9.3 3406E TA C15 ACERT

Rated Engine RPM — 2100 1850

Advertised Engine RPM 1700 — —

No. of Cylinders 6 6 6

Bore 115 mm 4.5" 137 mm 5.4" 137 mm 5.4"

Stroke 149 mm 5.9" 165 mm 6.5" 172 mm 6.75"

Displacement 9.3 L 567 in3 14.6 L 893 in3 15.2 L 928 in3

Track Rollers (Each Side) 8 8 8

Width of Standard Track Shoe 915 mm 36" 560 mm 1'10" 560 mm 1'10"

Length of Track on Ground 3.45 m 11'4" 3.21 m 10'6" 3.21 m 10'6"

Ground Contact Area (with Std. Shoe) 6.31 m2 9792 in2 3.57 m2 5544 in2 3.58 m2 5544 in2

Track Gauge 2.29 m 7'6" 2.08 m 6'10" 2.08 m 6'10"

GENERAL DIMENSIONS:

Height (Stripped Top)** — 2.67 m 8'9" 2.67 m 8'9"

Height (To Top of ROPS Canopy) — 3.51 m 11'6" 3.46 m 11'4"

Height*** (To Top of ROPS Cab) 3.32 m 10'11" 3.45 m 11'3" 3.46 m 11'4"

Overall Length (without Blade) 4.88 m 16'0" 4.93 m 16'2" 4.64 m 15'3"

with S Blade 5.56 m 18'3" — 6.09 m 20'0"

with SU Blade† — 6.91 m 22'8" 6.91 m 22'8"

Width (over Trunnion) 3.42 m 11'3" 3.05 m 10'0" 3.05 m 10'0"

Width (without Trunnion — Std. Shoe) 3.2 m 10'6" 2.70 m 8'8" 2.64 m 8'8"

Ground Clearance 472 mm 18.6" 606 mm 1'11" 618 mm 2'4"


Straight 4.54 m 14'11" — —

Angle Straight — 4.99 m 16'4" 4.99 m 16'4"

Full 25° Angle — 4.52 m 14'10" 4.52 m 14'10"

Universal — 4.26 m 14'0" 4.26 m 14'0"

Semi-U — 3.94 m 12'11" 3.94 m 12'11"

Fuel Tank Refill Capacity 409 L 108 U.S. gal 625 L 165 U.S. gal 643 L 170 U.S. gal

*** Operating Weight for D7E LGP WH includes cab, operator, lubricants, coolant, full fuel tank, standard track, hydraulic controls and fluid, SU blade and drawbar.*** Operating Weight for D8R WH includes ROPS cab, operator, lubricants, coolant, full fuel tank, standard track, hydraulic controls and fluid, SU blade with trash

rack, retrieval hitch, front pull hook, and track guides.*** Operating Weight for D8T WH includes ROPS canopy, operator, lubricants, coolant, full fuel tank, hydraulic controls and fluids, SU blade with tilt, back-up

alarm, seat belts, lights, rigid drawbar and front towing device. — D8T WH equipped with track guides, ROPS/FOPS cab, and SU blade. ** Height (stripped top) — without ROPS canopy, exhaust, seat back or other easily removed encumbrances. *** Dimensions for D7E LGP WH measured from ground line. Add grouser height for total dimension on hard surfaces. † D8R WH and D8T WH include drawbar.


21-26 Edition 44


Specifications

MODEL D8T WH D9T WH D9T WHEngine Emissions Tier 4 Interim/Stage IIIB — Tier 4 Final

Flywheel Power 231 kW 310 hp 306 kW 410 hp 325 kW 436 hp

Operating Weight:*

Power Shift Differential Steer 38 887 kg 85,650 lb 49 761 kg 109,705 lb 50 109 kg 110,471 lb

Engine Model C15 ACERT C18 ACERT C18 ACERT

Rated Engine RPM 1850 1833 1800

No. of Cylinders 6 6 6

Bore 137 mm 5.4" 145 mm 5.7" 145 mm 5.7"

Stroke 172 mm 6.75" 183 mm 7.2" 183 mm 7.2"



Width of Standard Track Shoe 610 mm 2'0" 610 mm 2'0" 610 mm 2'0"

Length of Track on Ground 3.21 m 10'6" 3.47 m 11'5" 3.47 m 11'5"

Ground Contact Area (with Std. Shoe) 3.91 m2 6062 in2 4.24 m2 6569 in2 4.24 m2 6569 in2

Track Gauge 2.08 m 6'10" 2.25 m 7'5" 2.25 m 7'5"

GENERAL DIMENSIONS:

Height (Stripped Top)** 2.67 m 8'9" 3.00 m 9'10" 3.00 m 9'10"

Height (To Top of ROPS Canopy) 3.46 m 11'4" 3.99 m 13'1" 3.99 m 13'1"

Height (To Top of ROPS Cab) 3.46 m 11'4" 3.82 m 12'6" 3.82 m 12'6"

Overall Length (without Blade) 4.64 m 15'3" 4.91 m 16'1" 4.91 m 16'1"

with SU Blade*** 6.09 m 20'0" 6.63 m 21'10" 6.63 m 21'10"

Width (over Trunnion) 3.06 m 10'0" 3.30 m 10'10" 3.30 m 10'10"

Width (without Trunnion — Std. Shoe) 2.64 m 8'8" 2.87 m 9'5" 2.87 m 9'5"

Ground Clearance 618 mm 2'4" 596 mm 1'11"■ 596 mm 1'11"■


Angle Straight 4.99 m 16'4" — —

Full 25° Angle 4.52 m 14'10" — —

Universal 4.26 m 14'0" 4.65 m 15'3" 4.65 m 15'3"

Semi-U 3.94 m 12'11" 4.31 m 14'2" 4.31 m 14'2"

Fuel Tank Refill Capacity 643 L 170 U.S. gal 889 L 235 U.S. gal 821 L 217 U.S. gal

DEF Tank Capacity — — 36 L 9.5 U.S. gal

* Operating Weight includes ROPS canopy, operator, lubricants, coolant, full fuel tank, hydraulic controls and fluids, SU blade with tilt, back-up alarm, seat belts, lights, rigid drawbar and front towing device.

— D8T WH equipped with track guides, ROPS/FOPS cab, and SU blade. — D9T WH equipped with track guides, ROPS/FOPS cab, single shank ripper and SU blade. ** Height (stripped top) — without ROPS canopy, exhaust, seat back or other easily removed encumbrances. *** Includes drawbar. ■ SAE J1234.


21

Edition 44 21-27


Blade Specifications

MODELD6N XL D6N LGP D6T WH

6VPAT XL 6VPAT LGP 6SUType Variable Pitch Power Angle

and TiltVariable Pitch Power Angle

and TiltSemi Universal

Blade Capacities with Trash Rack* 6.4 m3 8.37 yd3 4.6 m3 6.02 yd3 10.9 m3 14.3 yd3

Weight, Shipping** (Dozer) 1206 kg 2659 lb 1338 kg 2950 lb 3026 kg 6657 lb

Tractor and Dozer Dimensions:

A Length (Blade Straight) 4903 mm 16'1" 5369 mm 17'7" 5.31 m 17'5"Blade Dimensions:

B Width (including std. end bits) 3272 mm 10'9" 4082 mm 13'5" 3.26 m 10'8"

C Height 1702 mm 5'7" 1447 mm 4'9" 2019 mm 6'7"

D Max. Digging Depth 374 mm 1'2.7" 387 mm 1'3.2" 453 mm 1'6"

E Ground Clearance @ Full Lift 994 mm 3'3.1" 1074 mm 3'6.3" 1204 mm 3'11"

F Manual Tilt — — —

G Max. Pitch +2.8° to –4.7° +2.8° to –4.7° +5.6° to –5.2°

H Max. Hydraulic Tilt 584 mm 1'11" 658.6 mm 2'1.9" 811 mm 2'8"

J Hydraulic Tilt (Manual Brace Centered) — — 455 mm 1'6"

* Blade capacities as determined by SAE J1265. Notice that the capacity of the U-blade is the volume carried by a straight blade of the same dimensions plus the volume included in the “cup” of the U-blade.

It is intended for relative comparisons of dozer sizes, and not for predicting capacities or productivities in actual field conditions. ** Shipping Weight — Total Bulldozer Arrangement includes: Blade, push arms or C-frame, braces, cylinders, lines, trunnions and lift cylinder mountings.

MODELD6T WH and D6T Tier 4 Interim/Stage IIIB WH

6SU XL 6S LGP 6SU XWType Semi Universal Straight Semi Universal

Blade Capacities* 10.9 m3 14.3 yd3 9.4 m3 12.3 yd3 11.3 m3 14.7 yd3

Weight, Shipping** (Dozer) 3026 kg 6657 lb 2840 kg 6262 lb 3181 kg 7013 lb


A Length (Blade Straight) 5.31 m 17'5" 5.5 18'1" 5.31 m 17'5"

Blade Dimensions:

B Width (including std. end bits) 3.26 m 10'8" 4.08 m 13'4" 3.56 m 11'8"

C Height 2019 mm 6'7" 1764 mm 5'9" 2019 mm 6'7"

D Max. Digging Depth 453 mm 1'6" 658 mm 2'2" 453 mm 1'6"

E Ground Clearance @ Full Lift 1204 mm 3'11" 1088 mm 3'7" 1204 mm 3'11"

F Manual Tilt — — —

G Max. Pitch +5.6° to –5.2° +4.4° to –4.4° +5.6° to –5.2°

H Max. Hydraulic Tilt 811 mm 2'8" 747 mm 2'5" 811 mm 2'8"

J Hydraulic Tilt (Manual Brace Centered) 455 mm 1'6" 421 mm 1'5" 455 mm 1'6"

* Blade capacities as determined by SAE J1265. Model 6SU XL blade capacities with trash rack. Notice that the capacity of the U-blade is the volume carried by a straight blade of the same dimensions plus the volume included in the “cup” of the U-blade.

It is intended for relative comparisons of dozer sizes, and not for predicting capacities or productivities in actual field conditions. ** Shipping Weight — Total Bulldozer Arrangement includes: Blade, push arms or C-frame, braces, cylinders, lines, trunnions and lift cylinder mountings.


21-28 Edition 44


Blade Specifications

MODEL D7E LGP WH D8T WHType 7S 8SU 8U 8SU LGP

Blade Capacities* 19.1 m3 25 yd3 20 m3 26.1 yd3 24.8 m3 32.4 yd3 21.1 m3 27.6 yd3

Dozer Weight** 4026 kg 8875 lb 5466 kg 12,025 lb 6313 kg 13,888 lb 5624 kg 12,400 lb


Length Blade Straight 6.28 m 20'7" 6.39 m 21'0" 6.79 m 22'3" 6.39 m 21'0"

Blade Dimensions:

Width including std. end bits 4.58 m 15'0" 3.94 m 12'11" 4.26 m 14'0" 4.52 m 14'10"

Height 2418 mm 7'11" 2464 mm 8'1" 2515 mm 8'3" 2465 mm 8'1"

Maximum Dig Depth 640 mm 25 in 582 mm 1'10.9" 582 mm 1'10.9" 582 mm 1'10.9"

Ground Clearance at full raise 1285 mm 4'3" 1231 mm 4'0.5" 1231 mm 4'0.5" 1231 mm 4'1"

Maximum Hydraulic Tilt 470 mm 1'7" 951 mm 3'1.4" 1028 mm 3'4.5" —

** Blade capacities, weights and heights include 1075 mm (3'6") trash rack on D7E LGP WH blades and 762 mm (2'6") trash rack on D8T WH blades.**Total bulldozer arrangement includes blade with trash rack, pusharms, braces, cylinders, lines, trunnions and lift cylinder mountings.

MODEL D9T WHType 9SU 9U

Blade Capacities* 28.8 m3 37.6 yd3 33.5 m3 43.8 yd3

Dozer Weight** 6964 kg 15,353 lb 8059 kg 17,751 lb


Length Blade Straight 6.84 m 22'5" 7.18 m 23'7"

Blade Dimensions:

Width including std. end bits 4.31 m 14'2" 4.65 m 15'3"

Height 2845 mm 9'4" 2845 mm 9'4"

Maximum Dig Depth 606 mm 1'11.9" 606 mm 1'11.9"

Ground Clearance at full raise 1422 mm 4'8" 1422 mm 4'8"

Maximum Hydraulic Tilt 940 mm 3'1" 1014 mm 3'3.9"

** Blade capacities, weights and heights include 914 mm (3'0") trash rack on D9T WH blades.**Total bulldozer arrangement includes blade with trash rack, pusharms, braces, cylinders, lines, trunnions and lift cylinder mountings.


21

Features:● Unmatched versatility — excavates, loads, carries,

covers, dozes, spreads, compacts, shreds, sorts, grapples — a true all purpose machine. Performs well as a one-machine fleet, a support machine or an all-around backup unit.

● Demolition applications — The Waste Handling Arrangement (963D and 973D Waste Extreme Ser-vice) can also be used in demolition or demolition transfer stations when properly equipped with the extra guarding required for this severe environment.

● Special guard protects the final drive seals, pivot shafts and idlers from debris that can wrap around and damage these components.

● Cat Turbine Precleaner with prescreener to prevent airborne debris from clogging engine air intake.

● Additional heavy duty guarding helps protect sheet metal and machine components from damage in waste handling applications.

● Improved serviceability — swing open doors, guards and air coolers give quick access for cleaning debris and servicing.

● Hinged, heavy duty radiator guard with quick release “T” handles allows for easy access to clean the radiator.

● Debris Barrier Package protects machine from mate-rial entering engine and other compartments.

● Lamp guard group protects front and rear lamps with bolt on grids.

● Optional rear striker bars keep trash from climb ing the track and damaging fenders.

● Optional final drive abrasion guards are avail able in two-piece or four-piece sections to protect the final drive case from premature wear from abrasion or gouging.

● Optional trapezoidal-shaped center hole track shoes provide maximum traction. The center holes allow sprocket to punch out dirt and debris, best choice for landfill applications.

● Hydraulic reversing fan (953D and 963D) or variable pitch cooling fan (optional on 973D) manually or auto-matically changes direction to purge accumulated debris from the radiator.

● Cab and Operator Comfort — Standard air suspen-sion seat, air conditioning, adjustable steering pedals, storage area, and excellent visibility enable the oper-ator to be more comfortable in this application for better profitability.

Edition 44 21-29

Waste HandlingTrack Loaders

Features


21-30 Edition 44


Specifications

MODEL 953D WH 963D WH 973D WHFlywheel Power 110 kW 148 hp 141 kW 189 hp 196 kW 263 hp

Operating Weight* 15 595 kg 34,381 lb 21 000 kg 46,305 lb 29 555 kg 65,158 lb

Engine Model C6.6 ACERT C6.6 ACERT C9 ACERT


Bore 105 mm 4" 105 mm 4.13" 112 mm 4.41"

Stroke 127 mm 5" 127 mm 5" 149 mm 5.87"

No. Cylinders 6 6 6

Displacement 6.6 L 402.7 in3 6.6 L 402.7 in3 8.8 L 537 in3

Speeds, Forward/Reverse:

1st 0-10 km/h 0-6.2 mph 0-10 km/h 0-6.2 mph 0-11 km/h 0-6.8 mph

2nd Infinitely Infinitely Infinitely

3rd Variable Variable Variable

Hydraulic Cycle Time, Bucket Empty, in Seconds:

Raise 6.1 5.9 6.5

Dump 3.1 3.7 1.4

Lower (Empty, Float Down) 3.2 2.2 2.7

Total — — 10.6


Width of Standard Track Shoes 480 mm 19" 550 mm 21.6" 550 mm 21.6"

Length of Track on Ground 2323 mm 91.4" 2543 mm 100.1" 2930 mm 115"

Ground Contact Area (with Standard Shoes) 2.3 m2 3565 in2 2.8 m2 4340 in2 3.22 m2 4991 in2

Ground Pressure 65.5 kPa 9.5 psi 71.5 kPa 10.3 psi 90.0 kPa 13.0 psi

Ground Clearance 436 mm 17.2" 483 mm 19" 482 mm 18.9"

Track Gauge 1800 mm 71" 1850 mm 72.8" 2160 mm 85"

Width without Bucket 2280 mm 89.7" 2400 mm 94.5" 2710 mm 106.7"

Fuel Tank Refill Capacity 285 L 75.3 U.S. gal 336.5 L 88.8 U.S. gal 621 L 164 U.S. gal

Hydraulic System Refill Capacity 124 L 32.8 U.S. gal 166 L 43.8 U.S. gal 189 L 50 U.S. gal

*Includes GP landfill bucket with bolt-on adapters, long tips and segments.*See Wheel Loader section of this book for summary of S.A.E. Guidelines for Loader Specifications, to which Caterpillar adheres.


21

Edition 44 21-31


Attachments● Landfill Buckets

MULTI-PURPOSE LANDFILL BUCKETS

Machine Model 953D WH 963D WH 973D WHCapacity, rated (Refuse) 2.1 m3 2.75 yd3 2.7 m3 3.5 yd3 4.6 m3 6 yd3

Capacity, rated (Earth) 1.5 m3 2 yd3 1.8 m3 2.4 yd3 2.7 m3 3.53 yd3

Width 2536 mm 99.84" 2573 mm 101.30" 2946 mm 115.9"

Height 1677 mm 66.02" 1750 mm 68.90" 1944 mm 76.58"

Depth 1433 mm 56.41" 1537 mm 60.51" 1607 mm 63.3"

Teeth — Optional 8 8 8

Clearance @ 45° dump 2738 mm 9'0" 2870 mm 9'5" 3060 mm 120.5"

Reach @ 45° dump 961 mm 3'2" 1013 mm 3'4" 1261 mm 49.6"

Digging Depth 147 mm 5.7" 161 mm 6.3" —

Weight (approx.) 1668 kg 3678 lb 2206 kg 4864 lb 3575 kg 7882 lb

GENERAL PURPOSE LANDFILL BUCKETS

Machine Model 953D WH 963D WH 973D WHCapacity, rated (Refuse) 2.3 m3 3.0 yd3 3.1 m3 4.1 yd3 4.9 m3 6.41 yd3

Capacity, rated (Earth) 1.75 m3 2.29 yd3 2.3 m3 3.0 yd3 3.2 m3 4.2 yd3

Width 2458 mm 96.77" 2612 mm 102.83" 2910 mm 114.6"

Height 1607 mm 63.2" 1778 mm 70" 1936 mm 76.2"

Depth 1450 mm 57.1" 1480 mm 58.3" 1491 mm 58.7"

Teeth — Optional 8 8 8

Clearance @ 45° dump 2855 mm 9'0" 3155 mm 10'4" 3261 mm 128.4"

Reach @ 45° dump 999 mm 3'3" 1147 mm 3'9" 1191 mm 46.9"

Digging Depth 85 mm 5.7" 161 mm 6.3" —

Weight (approx.) 1266 kg 2792 lb 1888 kg 4163 lb 2320 kg 5115 lb

NOTE: 973D GP and MP landfill buckets are equipped with bolt-on segments and teeth general duty.


Features:

● Caterpillar designed and manufactured power train … for optimum match, performance and efficiency. Responsive Cat diesel engine. Single-lever planetary power shift. All-wheel drive.

● Center-point articulation … excellent maneu ver abil-ity. Front and rear drums track, so material is chopped and compacted twice each pass.

● Protective guarding … helps keep trash from dam-aging machine components.

● Cat landfill blades spread refuse and cover material … built strong to handle the wide range of refuse encountered in landfills.

● Operator comfort and convenience … sound sup-pressed cab with pressurized and filtered air circu la-tion system. Adjustable suspension seat. Electronic Monitoring System and gauge package is standard.

● Striker bars … standard on all Cat Landfill Compac-tors, prevents refuse from being carried over the rear wheels.

● Caterpillar designed wheels … We test and build a Cat sys tem. Engineers who work together with our power train, structures and manufacturing engineers design and manu fac ture our wheels in the same facil-i ty in which the machines are designed and built. This ensures the entire system is complemented by each com ponent. If you alter components, you could com-promise a system that was designed and tested for peak per for mance. If a wheel is produced that does not meet our design specifications and does not balance the load over our final drives, it could reduce the life of the bear ing substantially and wear out other com-po nents creating unnecessary downtime. This also allows our standard axle guard system to work with the compo nents for which it was designed.

● Wheel and tip configurations … Three new wheel and tip configurations are available to meet your partic u-lar application:

1) Paddle tip — High performance and less fuel burn with more traction and less weight.

2) Plus tip — Traditional design for increased side slope stability and more mass for longer life.

3) Combination tip — Both paddle and plus tips to give high performance with side slope stability.

21-32 Edition 44

FeaturesWaste HandlingLandfill Compactors


21

Edition 44 21-33

Waste HandlingLandfill Compactors

Specifications

MODEL 816F2 826K 836KGross Power 189 kW 253 hp 320 kW 430 hp 419 kW 562 hp

Operating Weight* 23 744 kg 52,364 lb 40 666 kg 89,653 lb 55 927 kg 123,319 lb



No. Cylinders 6 6 6


Speeds:

Forward 2 2 2

Reverse 2 2 2

Turning Radius with Straight Blade

Inside Wheels 3.5 m 11'6" 2.8 m 9'2" 3.6 m 11'11"

Outside Blade Corner 6.5 m 21'2" 7.23 m 23'9" 8.8 m 28'11"

Fuel Tank Refill Capacity 464 L 122.6 U.S. gal 782 L 206.6 U.S. gal 793 L 209 U.S. gal

DEF Tank Refill Capacity — 32.8 L 9.0 U.S. gal 32.8 L 9.0 U.S. gal

WHEELS: PLUS TIP PLUS TIP PLUS TIP

Each Drum Width 1.02 m 3'4" 1.2 m 3'11" 1.4 m 4'7"

Diameters, over Tips 1.7 m 5'10" 1.97 m 6'6" 2125 mm 7'0"

Drum only 1.3 m 4'3" 1.61 m 5'3" 1.77 m 5'10"

Tips per Wheel 20 30 40

Tip Height 158 mm 6.5" 178 mm 7" 178 mm 7"

Chopper Blades per Wheel 20 24 28

Blade Height 152 mm 6" 158 mm 6" 158 mm 6"

Width of Two Pass Coverage 4.5 m 14'9" 4.78 m 15'8" 5.67 m 18'7"

GENERAL DIMENSIONS:

Height (Overall) 3.8 m 12'8" 4.76 m 15'7" 4.85 m 15'11"

Height (Top of Cab) 3.4 m 11'3" 4.19 m 13'9" 4.3 m 14'1"

Wheel Base 3.35 m 11'0" 3.7 m 12'2" 4.55 m 14'11"

Overall Length with Dozer 7.85 m 25'7" 8.27 m 27'2" 10.18 m 33'5"

Width over Drums 3.33 m 10'11" 3.8 m 12'8" 4.18 m 14'1"

Ground Clearance 456 mm 1'5" 645 mm 2'1" 632 mm 2'1"

STRAIGHT BLADE:

Width 3.65 m 12'0" 4.5 m 14'9" 5.19 m 17'0"

Height** 1.91 m 6'3" 1.91 m 6'3" 2.24 m 7'4"

**Operating Weight includes coolant, full hydraulics, full fuel tank, all heaviest options and 82 kg (180 lb) operator.**Height (stripped top) — without ROPS cab, exhaust, seat back or other easily removed encumbrances.


21-34 Edition 44


Specifications● Rimpull

KEY1 — 1st Gear2 — 2nd Gear

0 1 2 3 4 5 6 7 80

4

8

12

16

20

24

28

32

36

40

44

48

52

56

60

0 1 2 3 4 5 6 7 8 9 10 11 12

0

2

4

6

8

10

12

14

16

18

20

22

24

26

510

60555045403530252015

2

1

2

816F2

mph

SPEED

RIM

PU

LL

TOTA

L R

ES

ISTA

NC

E (

%)

(Gra

de

+ R

olli

ng

)

km/h

lb x1000

kg x1000


Edition 44 21-35


21

Specifications● Rimpull

KEY1F CD

1F CD with PTS

2F CD

120

100

80

60

40

20

00 1 2 3 4 5 6 7

0 6 82 4 10

50

45

40

35

30

25

20

15

10

5

0

160

140

120

100

80

60

40

20

0

70656055504540353025201510

50

0 1 2 3 4 5 6 7 8

0 6 82 4 10 12

826K

836K

SPEED

SPEED

RIM

PU

LLR

IMP

ULL

lb x1000

lb x1000

kg x1000

kg x1000

mph

mph

km/h

km/h


21-36 Edition 44

Blade SpecificationsWaste HandlingLandfill Compactors

MODEL 816F2 826K 836KType Straight Straight Straight

Capacity**

Earth 2.9 m3 3.79 yd3 3.68 m3 4.81 yd3 5 m3 6.66 yd3

Refuse 11 m3 14.39 yd3 13 m3 17 yd3 19.8 m3 25.9 yd3

Weight, Dozer* 2107 kg 4645 lb 2517 kg 5549 lb 3400 kg 7650 lb

General Dimensions: (Tractor and Dozer)

Width 3.65 m 12'0" 4.5 m 14'9" 5.19 m 17'0"

Blade Dimensions:

Width, End Bits 3.65 m 12'0" 4.5 m 14'9" 5.19 m 17'0"

Height, Trash Rack 1914 mm 6'3" 1940 mm 6'4" 2222 mm 7'3"

**Total Bulldozer Arrangement.**Blade capacities determined by SAE recommended practice J1265.

U-BLADE 816F2 826K 836KBlade:

Capacity (Refuse) 9.74 m3 12.74 yd3 17.5 m3 22.9 yd3 9.74 m3 13 yd3

Cutting Width 3.73 m 12'3" 4.39 m 14'5" 3.73 m 12'3"

Weight, Installed (without Hydraulics) — — 2574 kg 5675 lb 3839 kg 8465 lb

SEMI-U BLADE 816F2 826K 836KBlade:

Capacity (Refuse) 8.95 m3 11.71 yd3 16 m3 20.9 yd3 22.4 m3 29.3 yd3

Cutting Width 3.71 m 12'2" 4.52 m 14'10" 5.31 m 17'5"

Weight, Installed (without Hydraulics) — — 2731 kg 6021 lb 3744 kg 8256 lb


21

Features:

Cat Waste Handling Wheel Loaders are equipped with the features and protection required in a demand-ing waste handling environment. These Caterpillar designed and built machines feature the following advantages:

● Exceptional productivity with fast cycle times for max i mum production day-in day-out whether doz-ing, loading, stacking, or load and carry.

● Protected work environment enhances operator com-fort, convenience and productivity.

● Modified front frames — (Standard on the 980H WHA) provide large cutouts that allows debris to fall out rather than packing and also provide easy access if cleaning is necessary.

● Standard front drive guard and axle seal guards (except 980H) protect from wire, string, strapping and other debris from wrapping and causing damage.

● Front light guards protect the lights from debris fall-ing over the bucket spill plate.

● Hinged crankcase and power train guards help protect the engine and power train. The hinged design pro vides easy access for cleaning. (Powered guards available on some models.)

● Standard waste application cooling system. The improved, trash-resistant, multi-row module (IMRM) radiator, hood and engine enclosures work as a sys-tem to keep the radiator and engine compartment free of debris.

● Trash resistant IMRM radiator has six fins per inch (25.4 mm) and in-line tubes that resist plugging by allowing debris to pass through the core.

● Hinged radiator prescreener (966H and 972H) elim i-nates debris larger than what the radiator core will pass.

● Hinged grill (966H and 972H) allows access to hydrau-lic oil cooler and air conditioning condenser, which swing out for easy cleaning.

Recommended Waste Handling Options● Powered crankcase and power train guards raise and

lower at the flip of a switch allowing fast, easy and frequent cleanings.

● High lift arrangement increases bucket hinge pin height offering increased stacking and stockpiling capability. A critical feature when incoming volumes exceed conveyor capacity or floor space.

● Traction control system (TCS) option for 938H/IT38H provides maximum traction in slippery condi-tions. TCS electronically senses and limits wheel slip at each wheel independently.

● Limited-slip differential limits tire slip on both front and rear axles. Increases traction and reduces tire wear and scuffing in wet or dry conditions. Provides an alternative to the No SPIN differential which is not recommended due to increased tire wear, turning interference and poor tracking on dry surfaces.

● Tire options:L-5 bias hard rock lugL-5 slickRL-5K Goodyear radialsXMINE Michelin radials (varies by model)Foam-filled

● Hitch guards help protect components in hitch area from damage.

● Reversing radiator fan is hydraulically driven and can be reversed by a switch in the operator station or auto-matically by timer. Reduces need for cooling system cleaning and improves cooling capability.

● Other guarding and options are available. Contact your Cat dealer for information.

Edition 44 21-37

Waste HandlingWheel Loaders

Features


21-38 Edition 44


Specifications

MODEL 924K WHA 930K WHA 938K WHAFlywheel Power 105 kW 141 hp 115 kW 154 hp 126 kW 169 hp

Peak Power 109 kW 146 hp 119 kW 160 hp 129 kW 173 hp

Engine Model C6.6 C6.6 C6.6


Bore 105 mm 4.00" 105 mm 4.00" 105 mm 4.00"

Stroke 127 mm 5.00" 127 mm 5.00" 127 mm 5.00"

No. Cylinders 6 6 6


Speeds Forward km/h mph km/h mph km/h mph

1st 7.0 4.4 7.0 4.4 7.0 4.4

2nd 13.0 8.0 13.0 8.0 13.0 8.0

3rd 27.0 17.0 27.0 17.0 27.0 17.0

4th 40.0 25.0 40.0 25.0 40.0 25.0

Speeds Reverse km/h mph km/h mph km/h mph

1st 7.0 4.4 7.0 4.4 7.0 4.4

2nd 13.0 8.0 13.0 8.0 13.0 8.0

3rd 27.0 17.0 27.0 17.0 27.0 17.0

4th 40.0 25.0 40.0 25.0 40.0 25.0

Hydraulic Cycle Time*

Rated Load in Bucket: Seconds Seconds Seconds

Raise 5.5 5.1 5.5

Dump 1.5 1.5 1.5

Lower (empty, float down) 2.6 2.7 2.7

Total 9.6 9.3 9.7

Tread Width** 1.93 m 6'3" 1.93 m 6'3" 2.07 m 6'9"

Width Over Tires** 2.49 m 8'2" 2.49 m 8'2" 2.49 m 8'2"

Ground Clearance** 436 mm 1'5" 436 mm 1'5" 436 mm 1'5"

Fuel Tank Capacity 195 L 51.5 U.S. gal 195 L 51.5 U.S. gal 195 L 51.5 U.S. gal

Hydraulic Tank Capacity 90 L 23.8 U.S. gal 90 L 23.8 U.S. gal 90 L 23.8 U.S. gal

Hinge Pin Height:

Full Lift Std. 3907 mm 12'9" 3907 mm 12'9" 3969 mm 13'0"

High Lift 4400 mm 14'5" 4500 mm 14'9" 4550 mm 14'11"

Operating Weight up to: 18 800 kg 41,447 lb 19 000 kg 41,888 lb 20 200 kg 44,533 lb

**With standard lift arms.**With standard tires.NOTE: Dimensions listed are for a machine configured with Fusion work tool, counterweights, additional guarding, 80 kg (176 lb) operator, and Michelin

20.5 R25 (L-3) XHA2 tires.

Work Tools● Refuse bucket has excellent dozing and stockpiling

capability. Large spill plate helps protect the machine from debris falling over the top of the bucket. Avail-able in pin-on or quick coupler configurations.

● Pallet forks are ideal for handling refuse destined for further recycling or stacking refuse in landfills for covering.

● Multi-purpose bucket has the capability to clamp and sort large objects, doze cover material or other light dozing chores.

● Quick coupler increases versatility by allowing a sin-gle machine to utilize a wide variety of work tools in a host of applications.


21

Edition 44 21-39


Specifications

MODEL 924K WHA (LRC) 930K WHA (LRC) 938K WHA (LRC)Flywheel Power 105 kW 141 hp 119 kW 160 hp 140 kW 188 hp

Peak Power 101 kW 135 hp 115 kW 154 hp 136 kW 182 hp

Engine Model C7.1 ACERT C7.1 ACERT C7.1 ACERT


Bore 105 mm 4.00" 105 mm 4.00" 105 mm 4.00"

Stroke 135 mm 5.00" 135 mm 5.00" 135 mm 5.00"

No. Cylinders 6 6 6



1st 1.0-13.0 0.6-8.0 1.0-13.0 0.6-8.0 1.0-13.0 0.6-8.0

2nd 13.0 8.0 13.0 8.0 13.0 8.0

3rd 27.0 17.0 27.0 17.0 27.0 17.0

4th 40.0 25.0 40.0 25.0 40.0 25.0

Speeds Reverse km/h mph km/h mph km/h mph

1st 1.0-13.0 0.6-8.0 1.0-13.0 0.6-8.0 1.0-13.0 0.6-8.0

2nd 13.0 8.0 13.0 8.0 13.0 8.0

3rd 27.0 17.0 27.0 17.0 27.0 17.0

4th 40.0 25.0 40.0 25.0 40.0 25.0

Hydraulic Cycle Time


Raise 5.4 5.1 5.5

Dump 1.5 1.5 1.5


Total 9.5 9.3 9.7

Tread Width 1930 mm 6'3" 1930 mm 6'3" 2065 mm 6'9"

Width Over Tires 2540 mm 8'4" 2540 mm 8'4" 2675 mm 8'9"


Fuel Tank Capacity 195 L 51.5 U.S. gal 195 L 51.5 U.S. gal 195 L 51.5 U.S. gal

Hydraulic Tank Capacity 90 L 23.8 U.S. gal 90 L 23.8 U.S. gal 90 L 23.8 U.S. gal

Hinge Pin Height:

Full Lift Std. 3853 mm 12'7" 3907 mm 12'9" 3969 mm 13'0"

High Lift — 4500 mm 14'9" 4550 mm 14'11"

Operating Weight up to:

Standard Lift 12 019 kg 26,490 lb 13 135 kg 28,948 lb 15 146 kg 33,382 lb

High Lift — 13 382 kg 29,494 lb 15 395 kg 33,930 lb

NOTE: Dimensions listed are for a machine configured with general purpose pin on buckets, bolt-on cutting edges, optional counterweights, 80 kg (176 lb) operator, and Michelin 20.5 R25 (L-3) XHA2 tires.


21-40 Edition 44


Specifications

MODEL 950K WHA 962K WHAPeak Net Power 157 kW 210 hp 165 kW 222 hp

Peak Gross Power 173 kW 232 hp 181 kW 243 hp

Engine Model C7.1 ACERT C7.1 ACERT

Peak Net Power Engine RPM 1900 1900

Bore 105 mm 4.1" 105 mm 4.1"

Stroke 135 mm 5.3" 135 mm 5.3"

No. Cylinders 6 6

Displacement 7.01 L 427.8 in3 7.01 L 427.8 in3

Speeds Forward km/h mph km/h mph

1st 6.9 4.3 6.9 4.3

2nd 12.9 8.0 12.9 8.0

3rd 22.7 14.1 22.7 14.1

4th 37.9 23.6 37.9 23.6

Speeds Reverse

1st 7.5 4.7 7.5 4.7

2nd 14.1 8.8 14.1 8.8

3rd 24.8 15.4 24.8 15.4

4th 39.8 24.7 39.8 24.7


Rated Load in Bucket: Seconds Seconds

Raise 5.9 5.9

Dump 1.8 1.8

Lower (empty, float down) 2.5 2.5

Total 10.0 10.0

Tread Width 2.14 m 7'0" 2.14 m 7'0"

Width Over Tires 2.79 m 9'2" 2.79 m 9'2"


Fuel Tank Capacity 314 L 83 U.S. gal 314 L 83 U.S. gal

Hydraulic Tank Capacity 137 L 36 U.S. gal 137 L 36 U.S. gal

Hydraulic System Capacity (includes tank) 189 L 50 U.S. gal 189 L 50 U.S. gal

NOTE: These machines are Tier 4 Interim/Stage IIIB and only available in North America and Europe. Contact your local Cat dealer for product availability.NOTE: Net Engine Power is provided according to SAE J1349 and ISO 9249. Gross Engine Power is provided according to SAE J1995.


Edition 44 21-41


Specifications

21

MODEL 966K WHA 972K WHA 980K WHAPeak Net Power 199 kW 267 hp 215 kW 289 hp 274 kW 369 hp

Peak Gross Power 222 kW 296 hp 237 kW 318 hp 303 kW 407 hp

Engine Model C9.3 ACERT C9.3 ACERT C13 ACERT

Peak Net Power Engine RPM 1800 1800 1600

Bore 115 mm 4.5" 115 mm 4.5" 130 mm 5.1"

Stroke 149 mm 5.9" 149 mm 5.9" 157 mm 6.2"

No. Cylinders 6 6 6

Displacement 9.3 L 568 in3 9.3 L 568 in3 12.5 L 762.8 in3


1st 6.7 4.2 7.0 4.4 6.9 4.3

2nd 12.6 7.8 12.5 7.8 12.2 7.6

3rd 22.4 13.9 21.4 13.3 21.3 13.2

4th 37.4 23.2 36.9 22.9 37.2 23.1

Speeds Reverse

1st 7.8 4.9 8.0 5.0 7.8 4.8

2nd 13.7 8.5 14.3 8.9 13.8 8.6

3rd 23.5 14.6 24.5 15.2 24.2 15.1

4th 38.5 23.9 42.2 26.2 42.4 26.3



Raise 5.9 5.9 6.4

Dump 1.5 2.0 1.7

Lower (Empty, Float Down) 2.4 2.4 3.3

Total 9.8 10.3 11.4

Tread Width 2.23 m 7'4" 2.23 m 7'4" 2.44 m 8'0"

Width Over Tires 3.01 m 9'11" 3.02 m 9'11" 3307 mm 10'9"


Fuel Tank Capacity 381 L 101 U.S. gal 381 L 101 U.S. gal 447 L 118.1 U.S. gal

Hydraulic Tank Capacity 137 L 36 U.S. gal 137 L 36 U.S. gal 156 L 41 U.S. gal

Hydraulic System Capacity (includes tank) 200 L 52 U.S. gal 200 L 52 U.S. gal 271 L 72 U.S. gal

NOTE: These machines are Tier 4 Interim/Stage IIIB and only available in North America and Europe. Contact your local Cat dealer for product availability.NOTE: Net Engine Power is provided according to SAE J1349 and ISO 9249. Gross Engine Power is provided according to SAE J1995.


21-42 Edition 44


Specifications

MODEL 950H WHA 962H WHAPeak Net Power 147 kW 197 hp 156 kW 209 hp

Peak Gross Power 162 kW 217 hp 172 kW 231 hp

Engine Model C7 ACERT C7 ACERT

Peak Net Power Engine RPM 1800 1800

Bore 110 mm 4.3" 110 mm 4.3"

Stroke 127 mm 5" 127 mm 5"

No. Cylinders 6 6


Speeds Forward km/h mph km/h mph

1st 6.9 4.3 7.0 4.4

2nd 12.7 7.9 13.0 8.1

3rd 22.3 13.9 22.6 14.0

4th 37.0 23.0 38.0 23.6

Speeds Reverse

1st 7.6 4.7 7.6 4.7

2nd 13.9 8.6 13.9 8.6

3rd 24.5 15.2 24.5 15.2

4th 40.5 24.9 40.0 24.9


Rated Load in Bucket: Seconds Seconds

Raise 6.2 6.2

Dump 2.0 2.0

Lower (empty, float down) 2.5 2.5

Total 10.7 10.7

Tread Width** 2.14 m 7'0" 2.14 m 7'0"

Width Over Tires** 2.79 m 9'2" 2.79 m 9'2"

Ground Clearance** 412 mm 16" 412 mm 16"

Fuel Tank Capacity 264 L 70 U.S. gal 264 L 70 U.S. gal

Hydraulic Tank Capacity 110 L 29 U.S. gal 110 L 29 U.S. gal

Hinge Pin Height:

Full Lift Std. 3.99 m 13'1" 3.99 m 13'1"

High Lift with L-5 tires 4.54 m 14'10" —

Operating weight up to: 19 213 kg 42,365 lb 20 269 kg 44,693 lb

**With standard lift arms.**With standard tires.NOTE: Not available in all regions. Contact your local Cat® dealer for product availability.NOTE: Net Engine Power is provided according to SAE J1349 and ISO 9249. Gross Engine Power is provided according to SAE J1995.


Edition 44 21-43


21

Specifications

MODEL 966H WHA 972H WHA 980H WHAPeak Net Power 195 kW 262 hp 214 kW 287 hp 237 kW 318 hp

Peak Gross Power 211 kW 283 hp 232 kW 311 hp 261 kW 351 hp


Peak Net Power Engine RPM 1800 1800 1800

Bore 130 mm 5.1" 130 mm 5.1" 137 mm 5.4"

Stroke 140 mm 5.5" 157 mm 6.2" 171 mm 6.75"

No. Cylinders 6 6 6



1st 6.7 4.2 7.2 4.5 6.6 4.1

2nd 12.6 7.8 12.6 7.8 11.8 7.3

3rd 22.1 13.7 21.4 13.3 20.7 12.9

4th 37.4 23.2 36.9 22.9 36.3 22.6

Speeds Reverse

1st 7.4 4.6 8.2 5.1 7.6 4.7

2nd 13.7 8.6 14.2 8.8 13.5 8.4

3rd 23.4 15.1 24.3 15.1 23.7 14.7

4th 37.4 23.2 38.8 24.0 41.5 25.8



Raise 5.9 5.9 6.0

Dump 1.6 2.1 2.0


Total 9.9 10.4 11.4

Tread Width** 2.23 m 7'4" 2.23 m 7'4" 2.44 m 8'0"

Width Over Tires** 3.00 m 9'10" 3.00 m 9'10" 3.18 m 10'5"

Ground Clearance** 434 mm 17" 434 mm 17" 430 mm 16.9"

Fuel Tank Capacity 380 L 100 U.S. gal 380 L 100 U.S. gal 453 L 120 U.S. gal

Hydraulic Tank Capacity 110 L 29 U.S. gal 110 L 29 U.S. gal 125 L 33 U.S. gal

Hinge Pin Height:

Full Lift Std. 4.23 m 13'10" 4.87 m 14'8" 4.51 m 14'9"

High Lift with L-5 tires 4.79 m 15'8" 4.81 m 15'9" 4.75 m 15'7"

Operating weight up to: 24 237 kg 53,443 lb 26 051 kg 57,442 lb 31 599 kg 69,676 lb

**With standard lift arms.**With standard tires.NOTE: Not available in all regions. Contact your local Cat® dealer for product availability.NOTE: Net Engine Power is provided according to SAE J1349 and ISO 9249. Gross Engine Power is provided according to SAE J1995.


21-44 Edition 44

Notes —


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