Panchayat Raj Engineering Department Tender

Augmentation of existing water supply scheme;Item Detailed Specification Description

Augmentation of existing water supply scheme;Construction of pipeline for water supply with HDPE pipes as per IS:4985-1988, with its amendments and revisions thereon including supply of pipes,necessary specials such as bends, Tees, etc. lowering, laying and jointing of pipe lines true to alignment and gradient, trench excavation (Earthwork excavation in all soils upto SDR using 100% manual ) for pipelines in all soils except rock requring blasting and refilling trenches with excavated earth (other than rocky soils and boulders) with watering and tamping and removing surplus earth from site of work and filling the pipeline with water and testing etc., complete. The rates are inclusive of cost and conveyance of all materials and labour charges for finished item of pipeline work, but excluding CED and other taxes 63mm.dia. 6Kg/Cm2

Augmentation of existing water supply scheme;Construction of Function Hold Tap Connections (FHTC) with supply & fixing of PP Clamp Saddle manufactured by injection moulding (virgin resin of PE-80/PE-100 having blue /black colour using food grade compound raw material with quality assurance cerificate for usage in drinking water system and having working pressure of 10 bar for 65 to 180mm dia main with 1/2" service connection) and supply and fixing of required materials such as Non-return cum flow control valve (with all three parts made by using solid steel bars of 316, wth CNC machine make and of 15mm dia designed for 5 LPM discharge @ 0.50 bar pressure loss, not exceeding the flow of 7 LPM at 1 bar pressure and working on float principle as per CPHEO manual), compression fittings (ISO:17885-2015, PN 16 rating and manufactured from virgin resin of PE-80/PE100 having blue colour. Raw material must be as per BS:6920 for effect on water quality, should have moulded in SS 304/Nickel plated brass female threded outlet inserted to connection necessary fitting with threaded dimension conforming to IS 554/1507 which are Compression male/female threaded adaptor (with SS insert D20 mmx 1/2"), Compression male/female threaded elbow (with SS insert D20 mmx 1/2")), including supply, delivery and fixing of 15mm dia B class GI pipe as per IS1239 with necessay GI fittings including 20mm dia HDPE pipe 16.0 Kg/cm2 pipes, earth work of trench excavation up to 0.50m depth), and 12.7mm dia Brass Bib cock long body Indian make heavy duty excluding GST and Seigniorge charges, including contractor' profit & overheads @ 13.615%.