Water Supply Works Tenders

Maintain Water Supply – To maintain water supply from various booster pumping station (LT installation) as per prevalent schedule in break duty hrs ( Morning & Evening) as per direction of engineer-in-charge by operating all electrical and mechanical equipment, by deploying of semi- skilled, 1 no. in day shift break duty at each site detail of sites is as under:- 1. Paradise apartments Sec-18 Rohini BPS 2. Platinum Apartments Pkt-6 Sec-18 Rohini BPS. 3. Pump House No. 2 Block B Pkt-2 Sec 18 Rohini BPS 4. Pump House No. 3 Block B Pkt-2 Sec 18 Rohini BPS

100.47.1.3:Leak rectification work in 50mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 50 mm nominal outside diameter pipes.