Augmentation of existing water supply scheme and providing FHTCs to kamarajupeta habitations of Kamarajupeta GP of Gokavaram Mandal

Supply and delivery of HDPE PE-100 6 Kg/Sqcm Pipes as per IS : 4984/2016 including cost and conveyance and Laying and Jointing excluding taxes etc. complete for 1.00 Rmt. 75mm dia HDPE - 6Kg/cm2

Earth work excavation for pipe line trences (2/3 machinery and 1/3 manual) in all soils except rocky soils including lowering, laying and jointing of pipes with required fittings/specials true to alingment and gradient, refilling with already excavated earth, watering, tamping and removing surplus earth and testing to required hydraulic test pressure etc. complete for finished item of work of 1.00 Rmt of HDPE PE-100 6 Kg/Sqcm. 75mm dia HDPE - 6Kg/cm2

Provision for Horizontal Auger drilling for pipe line crossings at Road junctions including all materials and labour charges,seign. Charges etc complete

House service connections (PP Saddle) PP excluding GST Clamp saddles-PP clamp Saddles shall be maunfactured by injection moulding using virgin polypropylene. Mechanical tapping saddles for water works purposes and designed for use with PVC/PE pipe as per IS 4985/IS 4984 respectively. These saddles should be contoured to fit around the pipe. PP saddles shall be Blue/Black moulded-in with Nickel plated Brass / SS 304 metal female threaded outlets. Seal shall be thermoplastic elastomer rubber suitable for drinking water and nut-bolt-washer with SS. The PP Clamp saddle fittings shall be moulded with SS 304/Nickel plated Brass female threaded outlet inserted to connect necessary fittings. Thread dimension shall conform to IS-554/ISO-7. Adequate thickness of PP shall be provided to hold brass insert in place and avoid leakage while pressure plications. Fasteners shall be threaded type, with SS. Fasteners of size 125mm and above. The grade of raw material used must be certified by WRAS, UK for type test as per BS 6920 from their certified laboratories like NSF International Ltd. UK and certificate of Compliance to be produced for the following parameters: i) Odiur & Flavour of water ii) Appearance of water iii) Growth of Micro Organism iv) Extraction of Substances that may be of concern to public health (Cyto toxicity) v) Extraction of Metals, Cost and Supply of Flow Control Valve 20mm 5-10Lpm Supply and Fixing of compression fittings shall comply with ISO 17885 2015, PN-16 rating and manufactured from virgin resin of PE-80 having blue color. Raw material must be WRAS approved as per BS 6920 for effect on water quality intended for human consumption. Compression fittings should have moulded in SS 304 threaded insert outlet with thread dimension confirming to IS 554/ISO 7. The cost shall include testing of all materials, labor all taxes (central and state), inspection charges, transportation up to site, transit insurance, loading, unloading, stacking and fixing etc, complete as specified and directed by the departmental Engineer in charge. a)Compression male/female threaded adaptor (with SS insert D20 mmx 1/2")- 2No's for each tap b)Compression male/female threaded Elbow with SS insert D20mmx1/2 inch a) Cost of 20mm dia OD HDPE pipe 16kg/cm2 -3 Rm for each tap b) Laying and jointing 20mm dia HDPE pipes including trench excavation upto 0.5mts depth including testing refilling etc complete S/F 15 mm Nominal bore GI Pipe medium grade properties as per IS 1239 ISI mark with GI fittings including cost of pipe & its fittings, labour charges etc., complete- 1.40 Rm for each tap S&F of 12.7mm brass bib cock(longer body) Indian make heavy duty excluding GST on 75 mm Dia pipe line.