Name of Work : Construction of Manhole workand Manhole raising & FRC in Ward - 52
Sl. No.
Item Description
1
Raising the existing circular manholes in heavy type including removing the existing manhole cover with frame by dismantling the existing cement concrete and tar road surface alround the manholeraising the manhole with cement concrete 1:2:4 (one cement two sand and four aggregates ) 25 cm height including centering inside the manhole raising ,laying 15 cm tk cement concrete 1:2:4 with 20mm granite chips including finishing the top surface of manhole alround etc., complete.Road data Pg.no 26
2
Supply of FRC Manhole 600mm Size Dia Cover with Frame including Cost of Conveyance loading and unloading etc complete Road data Pg.no 26
3
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)
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