“RBI Grade-81 – Pavement Material & Soil Stabilizer”
Transcript of “RBI Grade-81 – Pavement Material & Soil Stabilizer”
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Presentation
On
“RBI Grade‐81 – Pavement Material & Soil Stabilizer”
(A Environment Friendly Soil Stabilizer )
By
Alchemist Touchnology Limited,New Delhi
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
RBI Grade‐81 IntroductionRBI Grade‐81 Introduction
Inorganic soil stabilizer & pavement
material
Patented worldwide including India
Properties
Cementitious Powder Stabilizer
Non‐Toxic
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerRBI Grade‐81
CAN BE USED FOR:RBI Grade‐81
CAN BE USED FOR:
In – Situ Soil /Aggregate Treatment to increase CBR for:
Sub ‐ Grade
Sub – Base
Base course
Hard Shoulders
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Construction Time and Cost reduction
Drastically increases the strength
Treated layers are water resistant
Reduces thickness, use of transport, and earth‐
moving machinery substantially
Longer Durability which reduces Maintenance
Advantages of RBI Grade‐81
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Reduces , leaching and use of bitumen
Reduces energy consumption
Saves material like Aggregates/Good
soil/bitumen
Reduces Carbon Emission enabling, carbon credits
Environmental Benefits of using RBI‐81
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Subgrade CBR of 5% and Traffic 20 MSA Pavement Section considered for study
The Conventional Pavement IRC 37:2001
BC = 40 mm
DBM = 100 mm
WMM = 250 mm
GSB = 300 mm
RBI Grade 81 Pavement
BC = 40 mm
DBM = 50 mm
4% RBI Grade 81 = 125 mm
with agg. base
3% RBI Grade 81 = 200 mm
with soil sub base
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Data Assumed For Carbon Footprint Calculation
In the CHANGER software
Length is 1000 m
Carriageway is two lane, lane width is 3.5 m
No Clearing and Piling
No cutting and filling
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Quarry distance 10 Km
Refinery distance 20 Km
Distance of mixing Plant for both WMM and
DBM is 5 Km
Distance for transportation of RBI Grade 81 is
200 Km
Changer Software Detail: www.irfghg.org
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerCarbon Footprint Calculation
by Using CHANGER Software
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Possible Aggregate Savings
Type of RoadApp.
Aggregate Saving % age
NH 40SH 60
PMGSY 70
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerUsed in India : Varying temperature
humidity & climatic conditions
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerUsed in India : Varying temperature
humidity & climatic conditions
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
RBI Grade‐81 In IndiaRBI Grade‐81 In India
Introduced in State Schedule of Rates (SOR):
Karnataka
Puducherry
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Grid Marking Spreading & Dry MixingPlacing RBI Grade‐81 Bags
Watering Wet Mixing Compacting
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
20 mm PMC with seal coat
Road Crust
Road Composition PMGY- (Conventional Weir Hantra – Nagla baidawa, Bharatpur)
450
300 mm Sub Grade
Base: WBM 100 mm Gr II
Embankment
nd Level
150 mm Granular Sub Base/ WBM Gr I
Base: WBM 75 mm Gr III
Conventional IRCSP 20
Transverse Camber 2 %
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
25 mm SDBC
Road Crust
Road Composition
450
Existing Sub Grade
Granular Sub Base = 100 mm
Embankment
Ground Level
Case Study with RBI Grade‐81 in India…Case Study with RBI Grade‐81 in India…
Base: 150 mm 70% soil + 30% 20 mm Agg +4% RBI Treated layer
Transverse Camber 2 %
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
PMGY Road IRC:37/IRCSP20
Location: Weir Hantra–Nagla Baidawa, Bharatpur
Soil sandy loam, Population = 1000, Life=15 Y
Traffic = 70 CVPD, Traffic Curve C, Traffic = 0.7 msa
Design Methodology for RBI Grade 81
CBR 6%, E subgrade = 55.4MPa,
E sub base = 126.8 Mpa,
Erbi*Hrbi3= E(sb+b)
3*H(sb+b)
Erbi =700 Mpa
Thickness of RBI layer (Hrbi )= 126 mm say 150 mm
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Case Study with RBI Grade‐81 in India…Case Study with RBI Grade‐81 in India…
• PWD Approach Road to BBH Mines, Chitradurga
Classification of Road: State Highway (SH‐48)Length:2500m X Width: 8mDesign Traffic
3000 CVPD upto 20 T axle loadConstruction Period:19th January 2009 to 28th January 2009
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Case Study with RBI Grade‐81 in India…Case Study with RBI Grade‐81 in India…
Before TreatmentBefore Treatment
After TreatmentAfter Treatment
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
25 mm SDBC
Road Crust
Road Composition(Conventional)
450
Existing Sub Grade
Base: WBM 150 mm Gr II
Embankment
Ground Level
Existing Sub Base 300-350 mm
Base: WBM 75 mm Gr III
Transverse Camber 2 %
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
25 mm SDBC
Road Crust
Road Composition
450
Existing Sub Grade
Existing Sub Base 300-350 mm
Embankment
Ground Level
Case Study with RBI Grade‐81 in India…Case Study with RBI Grade‐81 in India…
Base: 150 mm 3% RBI Treated layer
Transverse Camber 2 %
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Pavement Evaluation After 2 Years…..Pavement Evaluation After 2 Years…..Visual Observation : Points
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Benkelman Beam Deflection, mmBenkelman Beam Deflection, mm
mm
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Field CBR (DCP) % Field CBR (DCP) %
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Roughness (Dipstick)Roughness (Dipstick)mm/km
mm/km
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Pavement Modulus (FWD)Load Applied: 560 kPa
Pavement Modulus (FWD)Load Applied: 560 kPa
MPa
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Conclusions of Case Study….Conclusions of Case Study….
• RBI Grade‐81 enhances the properties of the soil
• RBI Grade‐81 Section indicate excellent functional and
structural capacity & ability to withstand tensile failure
in wearing surface
• Bonding between stabilized soil layer & bituminous
layer found adequate & intact
• RBI Grade‐81 may be used to save natural resources
like aggregates
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Some Completed Works in India
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Delhi
Project Name : Internal Road
Location : Sirifort Sport Complex
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Delhi
Project Name : Parking Area
Location : Sirifort Sport Complex
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Haryana
Project Name : Approach Road
Location : Aravali Biodiversity Park, Gurgaon
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Karnataka
Project Name : PWD Approach Road to BBH Mines
Location : Chitradurg
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Jammu & Kashmir
Project Name : Durbal Hanjik Road, Badgam
Location : Srinagar
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Karnataka
Project Name : Quarry Road near Weigh Bridge
Location : Kolar
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
State : Himachal Pradesh
Project Name : Trial at Km 167 on NH‐22
Location : Kufri
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerSome Completed Stretches in India
State : Orissa
Project Name : PMGSY Rural Road
Location : Village Dhamra
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerSome Completed Stretches in India
State : Tamil Nadu
Project Name : Internal Village Road
Location : Tirupur
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerSome Completed Stretches in India
State : Orissa
Project Name : Uttara Balakati Khurda Road
Location : Barijanga
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RBI Grade‐81Pavement Material & A Natural Soil StabilizerSome Completed Stretches in India
State : Jammu & Kashmir
Project Name : Runway, Ladakh
Location : Nyoma
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Cores Extracted From Field….
150 mm, RBI‐81 Stabilized Base
20 mm, PMC
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Cores Extracted From Field….
SDBC
RBI‐81 Stabilized Aggregate Base
RBI‐81 Stabilized Soil Sub Base
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Cores Extracted From Field….
250 mm, RBI‐81 Stabilized Sub‐grade
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RBI Grade‐81Pavement Material & A Natural Soil Stabilizer
Alchemist Touchnology LimitedAlchemist House, Building No. 23,
Nehru Place, New Delhi ‐ 110019
Phone: +91‐11‐40600800, Fax: +91‐11‐40600888
Website: www.rbigrade81.com
Thank You