Maintenance and upkeep of Industrial Area. Cleaning and Desilting of S.W. Drains at Patparganj Industrial Area for the F.Y. 2026-27.

(Part-A: Main Work) Desilting of open drains, covered drains, culvert/pipe drains, etc. by taking out silt/sludge/building rubbish/earth mixed malba/dead animals, plastic bags and all types of floating solid and semi-solid malba/rubbish, etc. from flowing water [including removing and replacing of drain cover] and stacking of waste material/silt/rubbish, etc. within a lead of 50 m and for all lifts in or under foul condition including pumping out water if required during desilting including all T&P's [Disc rope, bamboo's, steel rods, suitable mechanical device, JCB, super sucker, oxygen mask, sand bags, pump set, pump operator and diesel, etc. required for desilting] as per the Directions of Engineer-In-Charge. The rate includes all operation as above including working foul conditions and making all road safety measures during the execution of work. The payment of this item will be made on submission of the coloured photographs in 2 copies at an interval of every 30 m of before and after cleaning drains and a digital softcopy of the same. Note:- The drain should be desilted completely within 2 months after stipulated date of start of work. If particular drain is reported not to be desilted than a penalty equal to quoted rates of that drain (item) shall be imposed for non completion of work. For Drain Widths from 0.30 mtr to 0.60 mtr and depth from 0.30 mtr to 0.60 mtr

(Part-A: Main Work) Desilting of open drains, covered drains, culvert/pipe drains, etc. by taking out silt/sludge/building rubbish/earth mixed malba/dead animals, plastic bags and all types of floating solid and semi-solid malba/rubbish, etc. from flowing water [including removing and replacing of drain cover] and stacking of waste material/silt/rubbish, etc. within a lead of 50 m and for all lifts in or under foul condition including pumping out water if required during desilting including all T&P's [Disc rope, bamboo's, steel rods, suitable mechanical device, JCB, super sucker, oxygen mask, sand bags, pump set, pump operator and diesel, etc. required for desilting] as per the Directions of Engineer-In-Charge. The rate includes all operation as above including working foul conditions and making all road safety measures during the execution of work. The payment of this item will be made on submission of the coloured photographs in 2 copies at an interval of every 30 m of before and after cleaning drains and a digital softcopy of the same. Note:- The drain should be desilted completely within 2 months after stipulated date of start of work. If particular drain is reported not to be desilted than a penalty equal to quoted rates of that drain (item) shall be imposed for non completion of work. For Drain Widths from 0.60 mtr to 1.20 mtr and depth from 0.30 mtr to 0.90 mtr

Disposal of silt, sludge, building rubbish, earth mixed malba, dead animals, plastic bags & all type of floating, solid and semi-solid malba / rubbish, etc. received from desilting of drains by means of mechanical transport including loading, unloading, spreading and disposing upto MCD approved dumping ground within a lead of 30 km. with all lifts as per the direction of Engineer-in-charge.

Hiring of super-sucker and jetting machine having sufficent capacity for effective depth up to 10 metre i/c 20 H.P. submersibile pump set with electric panel board 62.5 KVA Diesel generator set and suction hose pipes with all fittings i/c cost of manpower (1 nos. Qualified Engineer, 2 nos. Driver, 4 nos. Beldar, 2 nos. Operator) and cost of Diesel, lubricants, insurance, safety equiment, Mobilization charges etc. all complete as per satisfaction of Engineer-in-charge.

Providing Diesel pump set of capacity 4000 litres/hr with pump operator i/c necessary delivery and suction pipes for removal of water logging from different locations as and when required complete as per direction of Engineer-in-Charge (pump shall be kept at desired location as directed by Engineer-in-charge)

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.

(Part-B: Maintenance Work) Disposal of silt, sludge, building rubbish, earth mixed malba, dead animals, plastic bags & all type of floating, solid and semi-solid malba / rubbish, etc. received from desilting of drains by means of mechanical transport including loading, unloading, spreading and disposing upto Uttar Dilli Recycling plant Jahangirpuri Delhi within a lead of 27 km. with all lifts as per the direction of Engineer-in-charge.

Hiring of super-sucker and jetting machine having sufficent capacity for effective depth up to 10 metre i/c 20 H.P. submersibile pump set with electric panel board 62.5 KVA Diesel generator set and suction hose pipes with all fittings i/c cost of manpower (1 nos. Qualified Engineer, 2 nos. Driver, 4 nos. Beldar, 2 nos. Operator) and cost of Diesel, lubricants, insurance, safety equiment, Mobilization charges etc. all complete as per satisfaction of Engineer-in-charge.

Providing Diesel pump set of capacity 4000 litres/hr with pump operator i/c necessary delivery and suction pipes for removal of water logging from different locations as and when required complete as per direction of Engineer-in-Charge (pump shall be kept at desired location as directed by Engineer-in-charge)

Correction factor on existing items of the DSR-2023 i.e. 0.973 (Or Less 2.7%)

Add Cost Index @ 3% on DSR 2023