CONSTRUCTION OF 30000 LIT OHT AT KUPPANUR IN ELAMANAM PANCHAYAT in vaiyampatty Block in Tiruchirappalli

CONSTRUCTION OF 30000 LIT OHT AT KUPPANUR IN ELAMANAM PANCHAYAT Earthwork excavation and depositing on bank with an initial lead of 10m and lift of 2m in the following classification of soils as directed by TWAD Board officers. Hard stiff clay, block cotton, hard red earth shales, murram, ordinary gravel, stoney eart First depth of 2m

Second depth of 1m

Sand filling for foundation with clear river sand including cost of sand watering, ramming and consolidation etc complete as directed by TWAD Board officers.

Cement concrete 1:4:8 (one cement four sand and eight aggregates) using 40mm HBGS for levelling course for foundation including the cost of mixing concrete, ramming, curing etc., complete as directed by TWAD Board officers.

RCC in M30 GRADE using graded aggregtes of HBGs excluding cost of reinforcement, centering, shuttering strutting, but including cost of mixing concrete, placing, vibrating with mechanical vibrator, finishing, curing etc., complete as directed by TWAD Board For items 1.5m to 4.5m below GL

For items 4.50 to 7.32m

For items 7.32 m to 10.98m

For items 10.98 m to 18.30m

Supplying and erecting steel centering for sides and soffits I including necessary supports' and shuttering to the required height for RCC items using MS sheets of suitable size of BG.10 stiffeneq with welded MS angles of size 25mm x 25mm x3mm of boarding PLANE SURFACES

ABOVE G.L. to 3.30m