Details: construction of 20000 litre oht (7.50 m high ) at rampakkam panchayat earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils.hard stiff clay black cotton, hard red earth, shales, murram, ordinary gravel, stoney earth and earth mixed with small size boulders for foundation ss 20b. first depth of 2m second depth of 1m collection and supply of sand and filling in to the basement including cost and conveyance to the siteand all labour charges for filling as per standard speecifications cement concrete 1:4:8 (one cement, four sand and eight aggregates) using 40mm hbg stone for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete. rcc 1:1.5:3 (one cement, one and half sand and three agreegates) using 20mm hbg stone excluding cost of reinforce ment, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical , finishsin
Sector: RDPR