Augmentation of PWS Scheme to SC Colony in Lingala and Mittapalli Villages of L.Mittapalli GP in V.N.Palli Mandal

Construction of pipe line for water supply with HDPE Pipes as per IS:4985/1988,with its amendments and revisons there on including supply of pipes, specials, as per requirements, lowering, laying and jointing of pipe lines true to alignment and gradient, no sand Cushion trench excavation for pipe lines in all soils except Rock requiring blasting, and refilling trenches with excavated earth (other than rocky soils and boulders) with water and testing etc., complete. The rates are inclusive of cost, conveyance of all materials and labour charges, including turn over tax for finished item of pipe line work.Trench of size 0.70x1.00 mts for 110 mmdia HDPE Pipe 6Kg/cm2 (PE-100 grade) including Contract Profit @13.615%. (Pumping Main)

Supply & Delivery of Tamper Proof DI Flanged Single Chamber Air Release Valves with body & cover made of Ductile Iron Grade GGG-40/SG-400/15 or GGG-50/SG-500/7 or Equivalent as per IS1865, IS:3896-2 with Food Grade Epoxy Powder Coating(EP-P) (Min:250 Micron) inside and Outside of Color Blue RAL 5005. All internal parts such as Float, shell, Cove Bolts etc. made of Austenitic alloy steel of SS AISI 304/316 and DN 50 float of and other components with ABS/PTFE/EPDM/NBR and generally conforming to DIN/BIS/AWWA standards (or) combination Flange drilling as per IS - 1538 and exclusive of all taxes and transportation. For 40mm dia valve/110mm dia main line

Construction of Function Hold Tap Connections (FHTC) on 110mm dia Pipeline 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%.