Tender For Maintenance Of Various Colonies Under Nazul A/C-Ii, Dwarka Zone.Sub Head : Cleaning And Desilting Of Storm Water Drains (Covered & Open) In Sector-22 And 26, Dwarka., Delhi-Delhi
TDR : 54344851
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Tender For Maintenance Of Various Colonies Under Nazul A/C-Ii, Dwarka Zone.Sub Head : Cleaning And Desilting Of Storm Water Drains (Covered & Open) In Sector-22 And 26, Dwarka.
Name of Work:- M/o various colonies under Nazul A/C-II, Dwarka Zone.Sub Head : Cleaning and desilting of Storm Water Drains (covered & open) in Sector-22 and 26, Dwarka.
Sl. No.
Item Description
1
Cleaning and desilting of open & covered storm water drains of any width and depth, including taking out wet/semi-wet sludge, silt, malba, rubbish etc(including any dead animal etc.) and disposal of the excavated material( wet/semi-wet sludge, silt, malba, rubbish etc) for all lead and lift/depth and opening of drain cover and placing covers in position after desilting/cleaning the drains, removal of the blockage, cleaning of bell mouth, obstructions in the smooth flow of drain in or under water/liquid mud in foul condition. All complete as per direction of Engineer-in-charge.
2
Engaging a pump set of capacity 4000 litres per hour for de-watering including fuel,operator and other heads
3
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 150 mm dia upto 300 mm
4
Providing and placing in position 100 mm thick factory made machine batched & machine mixed Precast RCC Rectangular Covers on drains of footpath of various sizes, of M-25 grade cement concrete for RCC work, including cost of centering, shuttering, reinforcement of 8 mm dia TMT bars of Fe 500 grade @ maximum 100 mm c/c on both ways, neat cement punning on finished surface, properly encased on all edges with 1.6 mm thick, 100 mm wide MS sheet duly painted over priming coat, reinforcement to be welded at edges with MS sheet and providing 2 Nos. 12 mm dia bar for hooks etc including cost of cartage, all leads & lift, handling at site etc. all complete as per direction of Engineer-in-Charge.
5
Modified Estimated Cost for item no. 1 to 10 after using Correction factor on DSR 2023 on account of GST@ 0.973 i.e. Rs. 366606.00 (total estimated cost is to be reduced by 2.7% accordingly)
6
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