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Section

SITE IMPROVEMENTS

This section includes items of work that provide permanent improve-m en ts to the plan t site, such as security fencing, railroad s or spu rs includ-ing ballast, tank dikes and all sub-base materials for roads, parking areas,paved areas and railroads, concrete trenches, drainage piping, catch ba-sins, manholes and road culverts.Pavem ents for road s, park ing a reas and process a reas a re included un-de r Discipline, Pav ingSite improvem ents will va ry depending on site location, conditions, andproject requirements. For these reasons I have listed unit costs for vari-ous items that may be required.The scope of work or plot plan will dictate the items required for siteimprovements.I caution the engineer/estimator to be thoroughly familiar with the in-troduction of this manual before applying this information.

Security FencingFencing is usually listed as a subcontract price in the estimate and assuch includes his overhead and profit.A six-foot-high chain link fence with three stran ds of barbw ire, line andcorner post em bedded in concrete, top rail and traffic and personnel gateswill cost an average of 15.50per linear foot. Included in this price is instal-lation labo r at an average of0 35manhours per linear foot.

Railroad and Sp ursRailroads including ballast, ties, tracks, switches, stops, etc., are usu-ally carried in the e stimate as a subcontract item . The sub-base m aterial

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is usually furnished in place by the earth subcontractor or the generalcontractor.1. Sub-base material will average 0.75 cubic yards per linear foot of

track (2-rails) at:Material$22.00 pe r cubic yardLabor0.60 manhours per cubic yard2. Railroad and appurtenan ces subco ntracted price including overheadand profit will average:

Labor and Material$88.00 pe r linear foot of track (2-rails).Included in this subco ntract price is the cost of 1.06 m anhours per lin-ear foot of track.

Tank DikesEarth type dikes include the furnishing, placing, and compaction of allea rth m aterials. Concrete typ e dikes include all operations for t he form-

ing and placing of concrete.1. Earth type dikes material will average 1.60 cubic yards per linearfoot of dike at the average cost of:

Material$22.00 per cub ic yardLabor0.60 m anhours per cubic yard2. Concrete type dikes material will averag e 1.4 cubic ya rds of concreteper linear foot of dike at the average cost of:

Material$180.00 per cub ic yardLabor10.00 manho urs per cubic yard

Concrete TrenchesConcrete trench es two feet wide by two feet d eep, with stan dard sumpsand basins and gra ted cover including all earthw ork , concrete and relateditems will average:

Material$35.00 pe r linear footLabor2.50 manhours per linear foot

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DrainageDrainage item s such as raw wa ter, oily wa ter, and pressurized system swill va ry depend ing on pipe size, elevations, etc . The following repr es en ts

an average cost of all items involved:Material$30.00 pe r linear footLabor3.00 manho urs pe r linear foot

Catch Basins and ManholesCatch basins and m anhole size and leng th will va ry depending on capac-

ity and bo ttom elevation. The following a re average for th is type installa-tion and include all costs for earthw ork , concrete, concrete related item s,frames and solid or grated covers:Material$700.00 eachLabor25.00 manhours each

Road CulvertsRoad cu lverts will vary in size depending on volume requirem ents. T hefollowing costs are based on using 24-inch reinforced concrete pipe whichseems to be predominant for this item:

Material$18.00 pe r linear footLabor0.60 manho urs pe r linear foot