Construction of New Manhole and Raising the Existing Manhole at Various Places in Ward No.86.

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 0.90m Depth

1.00m Depth

1.50m Depth

Removing the Existing Paver block M40 grade 80mm thick & 60mm thick in the the rate including Removing and Stock to the Same Site and tranporting loading unloading and Labour Charges and Other tools etc.complete as per standard specification.

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

Supply and delivery of 200mm Dia Sizw UN PLASTICIZED PVC PIPES AS PER IS 4985 /2000

PVC Specials 200mm Dia PVC Coupler

Lowering PVC/ DWSC rigid pipes and specials to trench and laying to proper grade and alignment, jointing with PVC couplers with cement paste. 125mm to 160mm dia (OD) PVC pipe

Refilling the Trenches with excavated earth in layers of 25cm,thick well rammed including watering consolidation etc.,

Supply and Fixing of FRC Frame with Manhole Cover 600mm dia (Heavy Duty) etc.., Completed

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

ADD GST 18%