ReConstruction of Storm water drain at Patel road infront shopping complex in ward no.67, central zone

Amount

Dismantling the old Damaged Drain Body walls and PCC as per the instuction of departmental officers

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel, stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed wherever necessary refilling the sides of foundation with excavated soil other than sand in layers of 15cm thick well rammed and cleaning and levelling the site etc.,complete

Plain Cement concrete 1:4:8 (one cement, four sand, eight aggregate) using 40mm gauge hard broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted,etc., complete complying with standard specification.

Supplying and erecting steel centering including necessary supports for plane surfaces for which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation

Plain Cement concrete in 1:3:6(one cement,three sand and six jelly)using 20mm gauge hand broken/ and broken granite stone for all RCC items of works excluding centering shuttering and cost of reinforcement but including curing etc.,complete as directed by departmental officer etc., complete.

Plastering with cement mortar 1:5(one cement and five sand by volume) 12mm thick for all internal/external surfaces like l floors complying with standard specifications.

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

Supplying the fabricating and placing in postion MS or RTS bar reinforcement to all RCC works as per the design given including cost of steel and bending wire also all floors

Supplying and fixing of precast slab 100mm thick including moulding charges etc complete

Hoisting the cover slab in position of Drain pointing in CM 1:3 complying with standard specifications.

T.L.NARAYANASAMY (BID ID -1227974)