Tender For Annual Maintenance Of Water Supply, Sewerage And Swd In Sector-1, Pataudi. `Removing Of Blockage, Desilting/Cleaning Of Heavily Chocked Sewer Line, Rcc Manhole Slab And Cover Frame In Sector-1, Pataudi And All Other Works Contingent Theretoa/C
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Project Description
Tender For annual maintenance of water supply, sewerage and SWD in Sector-1, Pataudi. `Removing of blockage, desilting/cleaning of heavily chocked sewer line, RCC Manhole slab and cover frame in Sector-1, Pataudi and all other works contingent theretoA/c
BOQ
| Sl. No. | Item Description |
| 1 | [30.87.3]Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately) : 3. Rectangular manhole 120x90 cm with circular cover 560 mm dia of grade HD - 20 |
| 2 | [30.91]Cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. Dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 PSI for sewer line from 150mm dia up to 300mm |
| 3 | [6.1.1]Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work below plinth level and up to Floor IV level: 1. 1:1½:3 (1 Cement: 1½ coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size) |
| 4 | [6.33.6]Steel reinforcement for R.C.C. work, where not included in the complete rate of RCC, including straightening, cutting, bending, placing in position, binding, wastage, overlaps, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire etc. complete in all respect below plinth level Note: Reinforcement shall be measured in length including hooks, if any, separately for different diameters as actually used in work , excluding overlaps. Wastage, overlaps, couplings, welded joints, spacer bars, chairs, stays, hangers and annealed steel wire or other methods of binding & placing shall not be measured and cost of these items shall be deemed to be included in the rates for reinforcement. 6. Thermo-Mechanically Treated bars of grade Fe-500D or more |
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