Water Supply Works Tenders

S&F 150 dia bore for GI water tubing medium grade including all fittings (such as ends, Bend, elbows, unions, short pieces, connectors, back-nuts, diminishing pieces, caps, plugs and unions etc) and fixing complete with clips, wall hooks, wooden plugs, or laying in trenches , etc also for cutting ,screwing and waste and for making forged bends on piping as required . Connectors shall be inserted,where required or directed. The rates also include cutting through walls, floors, etc and their making good fixed laid in wall/ ceiling/ floor complete all as specified and directed.

[22.219.3]Lowering, Laying and jointing of class SN 8 structured wall (External Annular Corrugated and Smooth Internal Surface Polyethylene Piping and fitting with the help of coupler(online/ offline) attached with one end of pipes, sliding over the elastomeric sealing rubber ring placed on the specified valley of the corrugation at the spigot end, lowering the same into the trench, laying on the lower bedding (constructed at bottom of trenches) at prescribed gradient, depth and alignment, testing the water tightness of the joints, ensuring the continuity tests of specified pipe segment etc. complete as per drawing, specification and detailed engineering, including cartage of pipes and fitting etc. as per direction of Engineer-in-charge. 3. 400 mm Internal Diameter [Through Rate]

100.47.1.2:Leak rectification work in 40mm 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.