Construction of valve chamber and drinking water distribution main leakage work at various places UGD main arrangement at Ahimsapuram 7 and 8 street and machine hole raising at various places in ward no 27

Amount

Dismantling the existing tar road surface including the cost of Labour charges and material etc., complete.

Earth work excavation and depositing on bank with initial lead of 10 m and lift of 2 M in narrow trenches having bed width 1.25m & below for laying of pipes for water supply and sewerage works in the following type of soils as directed by Departmental officers Hard stiff clay, stiff black cotton, hard red earth, shales, murram gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil.SS20B

Supplying and filling in foundation and basement with filling Quarry Dust in layers of not more than 15cm.thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (One cement four sand and eight aggregates) using 40mm gauge hard broken granite jelly for foundation including consolidation and dewatering for foundation whenever necessary etc. complete.

Supplying and erecting shuttering with necessary supports for plith beam with all cross brancings etc..,complete(Rcc coloumn footing plinth beam and lintel sides etc., complete.

Reinforced Cement concrete 1:1.5 :3 (one cement, one and half sand & three course aggregate) 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 and also including fixing fan clamps and fixtures in rcc works wherever necessary as directed by departmental officer etc., complete.

Suppling and fabricating and placing in position MS (or) R.T.S. bar for reinforcement to all RCC works as per the design given including cost of steel and binding wire also in all floors.

Brick work in CM 1:5 (one cement & five sand) using II class ground moulded bricks of size 9"X43/8"X 2 3/4" including finishing, curing, etc., complete complying with standard specification - 100CFT

Plastering with cement mortar (1:5) 12mm thick in all floors including cost and conveyance of all materials to site and labour charges etc, complete complying with standard specifications (S.I.309) etc., complete.

Dewatering using 3HP to 70HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete. Hire charges for Diesel Pump set for 5 HP

Supply and fixing of G.M GATE VALVES AS PER IS BS 5154 and related IS Specifications etc., complete

Supply and Delivery of MS specials with inside lining/epoxy coating as per IS 13260-1993 and outside coating with cement mortar 20mm thick as per IS 1916-1989 and IS 7322-1985.

Supply and fixing of SALT GLAZED STONEWARE PIPE AS PER IS 651/2007 of 1000MM length with Rubber Gasket etc., complete. (SP-2, 200mm Pipe)

Supplying of PVC pipes and specials etc., complete. 110mm PVC 6ksc Pipe

140mm PVC 6ksc Pipe

100mm G.I Pipe

MS BOLTS AND NUTS 16 mm dia x 65 to 90 mm length fully threaded bolts and nuts with 2 Nos.

Cement

Spun Yarn

Laying stoneware pipes and open joint with fillet in the infliltration gallery excluding cost of pipes but including charges of special tools and plant etc., such as air compressor and helmet. Etc., complete. (200 mm dia stoneware pipes).

Lowering PVC/ DWSC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste etc., complete. 90mm to 110mm dia (OD) PVC pipe

125mm to 160mm dia (OD) PVC pipe

Construction of manholes using sulphate resistant cement at various depths to invert including earth work excavation asperSS20B, laying cement concrete in C.M.1:3:6 using 40mm B.G. jelly for foundation, sinking well kerb below G.L. for 4.5m depth and above, pumping, timbering charges for 2.5m depth and above, stock brick work in C.M.1:3, for 23cm thick wall and over 23cm thick wall, plastering interior with C.M.1:3, 20mm thick and exterior with C.M.1:3, 12mm thick, laying plain cement concrete 1:3:6 using 12.0mm to 20mm B.G. jelly fixing the frame, providing C.I. steps, manhole cover and frame etc. complete for the following sizes for each manhole (As per the type design drawing for manholes). (1.50m depth) Upto 1.00m depth

Refilling the trenches with suitable excavated earth available along the alignment after the pipes & specials are laid, jointed & tested in layers & watering, ramming & consolidation directed by the Engineer-in-Charge etc., complete.

Supply of FRC Manhole 600mm size dia cover with frame including cost of conveyance loading fixing the same etc complete.

Raising the existing circular man hole in heavy type including the removing the existing the man hole cover with frame and dismantling the existing the cement concrete wall and tar road surface around the manholes using 1:2:4 20mm jelly for raising the existing the manhole wall and using CC 1:2:4 with 20mm chips for finishing the top surface of manhole etc., complete.

Add GST 18%

T. Saravanan (BID ID -1407420)