Decentralized Sewerage Treatment Plants at Agling 1 Camp 6 7 Leh For Providing and Laying of Sewer network pipeline and Construction of Underground Collection Tank and Repair and restoration of road damaged during execution of sewer pipeline

Earth work in excavation by mechanical means (Hydraulic excavator) in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All Kinds of Soil @ 50%

Ordinary Rocks @ 30%

Hard Rocks @ 20%

Extra for every additional lift of 1.5 m or part thereof in excavation / banking excavated or stacked materials. All Kinds of Soil @ 50%

Ordinary Rocks @ 50%

Providing and supplying in standard lengths Polyethelene Pipes, confirming to IS 4984 / 14151 12786 / 13488 with nesessary jointing material like mechanical connector i. e. thread / insert joint / quick release coupler joint / compression fitting joint or flanged joint excluding coupler/specials, ncluding transportation and freight charges, nspection charges. loading / unloading charges, conveyance to the departmental stores & stacking the same in closed shade duly protecting from sunrays & rains excluding GST levied by GI & GOM. in all respect etc. complete.HDPE pipe 180 mm dia.(PN-6)

Constructing brick masonry circular manhole 1.52 m internal dia at bottom and 0.56 m dia at top in cement mortar 1:4 (1 cement : 4 coarse sand) inside cement plaster 12mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement, foundation concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40mm = nominal size) and making necessary channel in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) finished with a floating coat of neat cement all complete as per standard design :2.30m deep with SFRC Cover and frame (heavy duty HD-20 grade designation) 560mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg. fixed in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size) including centering shuttering all complete. (Excavation, foot rests and 12 mm thick cement plaster at the external surface shall be paid for separately)With Sewer bricks conforming IS : 4885 Manholes

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m.

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Pumping out water caused by springs, tidal or river seepage, broken water mains or drains and the like.