Providing sewerage facilities to Tsunami Quarters Solai Nagar Muthialpet Constituency Puducherry 2nd Call

Amount

Cutting open concrete road for laying water main/sewer lines & stacking the usable materials on road side for reuse in road works.

Earth work excavation above water level and depositing on bank in sandy silt or other soil, wet sand or silt, light black cotton soil or clay, sandy loam & ordinary soil for I.C's man hole, well, infiltration, suction well including driving shoring materials etc. for excavation purpose and removing the shoring materials and refilling the trenches with excavated earth complying with standard specification., complete - For first depth of 2 metres (using close timbering).

Construction of intercepting chamber of the size 600 x 850 x 1100 mm deep with R.C.C. top slab of 100mm thick in R.C.C 1:1.5:3 (one cement ,one and half sand and three HBG stone aggregate of 20 mm nominal size) as shown in drawings, foundation in PCC 1:4:8 mix (one cement, four sand and eight hard broken granite stone aggregate of 40 mm nominal size), side wall of 23 cm thick in brick, inside and outside plastering with 20 mm thick in CM 1:3 (one cement and three sand) and making channel for house service connection in cement concrete 1:1.5:3 (one cement ,one and half sand and three HBG stone aggregate of 20 mm nominal size) rendered with CM 1:3 (one cement and three sand) 20mm thick complete. Conveying and fixing of rectangular ductile iron manhole cover and frame (NECO/ACL/AREACO) of medium duty size 450 x 600 mm and weight not less than 70 kg in cement concrete 1:1.5:3 (one cement, one and half sand and three HBG stone aggregate of 20 mm nominal size). The cost includes curing and testing of the intercepting chamber for its water tightness. A drop in water more than 50 mm in 24 hours shall not be permitted. The rate includes cost of rectangular RCC intercepting chamber cover with frame of heavy duty of size 600 x 450 mm and centering, shuttering and reinforcement with TMT (TISCON/VISAG/ISSCO/SAIL), bars but excluding cost of earth work excavation)

Extra/rebate for every additional/reduction in depth of 0.10m or part thereof in 23cm thick wall for the intercepting chamber of size 600x850x1100mm deep

Earth work excavation above water level and depositing on bank in sandy, silt or other soil, wet sand or silt, light black cotton soil or clay, sandy loam and ordinary soil for infiltration, gallery siphon or connecting pipe line including driving shoring materials as mentioned below. Removing the shoring materials and refilling with excavated earth complying with standard specification etc., complete. - First depth of 2m (using close timbering)

Providing, laying and jointing HDPE pipe PE 80 x PN 2.5 conforming to IS specification and ISI marked including transportation to the site, lowering to the trenches, laying to proper grade and alignment, testing of joints with required testing equipment, including jointing and excluding specials such as bends, tees, threaded pieces, couplers, reducer, endcaps etc, complete as per IS and CPWD specification – 200 mm dia.

Providing, laying and jointing PVC-U pipes for use in underground drainage and sewerage system conforming (SN8) to IS specification 15328-2003 and ISI marked including transportation to the site, lowering to the trenches, laying to proper grade and alignment, testing of joints with required testing equipment, including cost of solvent cement, excluding UPVC specials such as bends, test, threaded pieces, couplers, reducer, endcaps etc. complete all as per IS and CPWD specification – 110 mm dia.

Providing and fixing in position PVC-U moulded plain coupler (Finolex/Jain) (SN8) conforming to IS 7834 part II and ISI marked, including labour charges for jointing, jointing materials etc., complete – 110 mm dia – PVC coupler (mould).

Providing and fixing in position UPVC moulded endcap (Finolex/Jain)(0.6 Mpa) conforming to IS 7834 part II and ISI marked, including labour charges for jointing, jointing materials etc, complete - 110mm dia

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 coarse sand) finished with a floating coat of neat cement and making necessary channels for the drain etc. complete. - for pipes 100 to 230 mm diameter.