Desilting and Raising the Existing Strom Water Drain at Periyathambi nagar Street -1 in ward no.77, South Zone,Coimbatore Corporation.

Amount

Desilting the existing drain including all labours etc., complete

Dismantling the existing damaged PCC drain wall including all labours etc., complete

Earth work excavation for foundation in all kinds of soils and sub soils to full depth as directed by the departmental officers except hard rock inclusive of shoring strutting and balling out water wherever necessary and refilling the sides of foundation with excavated earth in layers of 15cm thick well rammed and consolidated and depositing the surplus earth with in the compound in places shown by the departmental officers with initial lead of 10 meters and initial lift of 2 meters including cost of all labour charges etc., complete as per standard specification 23 & 24 VI (S2) VII.9,10

Plain Cement concrete 1:4:8 mix (one cement, four sand, eight metal) using 40mm size Hard Broken stone etc complete

Supplying and erecting CENTERING for sides and soffits including supports and strutting upto 3.29m high for plane surfaces for drain, culverts etc., using mild steel sheets of size 90cm * 60cm and BG 10 stiffened with welded mild steel angles of size 25mm * 25mm * 3mm for boarding laid over countrywood joists of size 10cm * 6.5cm spaced at about 90cm centre to centre and supported by Casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete as directed.

Plain concrete 1:3:6 (one cement, three sand and six aggregate) using 20mm ISS HBG metal including cost and conveyance of all material to work site and labor charges for mixing,laying,compacting and curing etc, complete as per ss

Plastering in CM 1:5 to 12 mm thick incuding all cost etc complete.

Conveying the excavated earth, silt, brickwork, RR masonry etc from the site to 15km distance including loading and unloading etc complete

Add :- GST @ 18%

PRS & CO (BID ID -1192547)