Water Supply, Irrigation & Sanitation Tenders

Supply and delivery at site of brand new best make non-return valve as per IS 778/1984 with ISI Mark and as per its latest amendments. - Size 50 mm (Common SR for Water Supply & Sewerage Works, comple...

Operation & Maintenance Of PANJIPARA Z-I piped water supply scheme including O& M of IE Plant (Pressure Type) installed for the Scheme in Goalpukhur-I Block of Uttar Dinajpur district Under Raiganj Division,PHE Dte [for a Period of 12 (Twelve) Months]

Operation & Maintenance Of DHARAMPUR Z-I piped water supply scheme including O& M of IE Plant (Pressure Type) installed for the Scheme in Goalpukhur-I Block of Uttar Dinajpur district Under Raiganj Division,PHE Dte [for a Period of 12 (Twelve) Months]

M&L for cutting existing road surface not exceeding 750 mm width and up to 1.50 m depth for laying of water mains, including excavation, protection of adjoining services, laying of pipe, refilling the trench with approved excavated soil in layers, watering, ramming and compaction. The road cut portion shall be reinstated and made good with Instant Patch Mate (or approved equivalent) to match the existing road surface complete all as specified and directed by the Engineer-in-Charge.

Earth work excavation and depositing on bank with initial lead of 10m and lift of 2m in narrow trenches for laying water supply pipes in hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth, mixed with small sized boulders and hard gravelly soil as per SS20B etc complete.

RCC ESR CAP 33000 LITR STG HT 12.00M Item.No.1 :- Designing (aesthetically), and constructing RCC elevated service reservoirs of following capacity with RCC staging consisting of columns, internal and external bracings spaced vertically not more than 4.5 meters centre to centre for E.S.R.having capacity 500 m3 & not more than 6 m c/c for E.S.R.having capacity above 500 m3 including excavation in all types of strata, foundation concret, cement plaster with water proofing compound to the inside face of the containerincluding refilling disposing of the surplus stuff within a lead of 50 meters, all labour and material charges including lowering, laying, erecting, hoisting and jointing of pipe assembly of inlet, outlet, washout, overflow and bypass arrangements as per departmental design. providing and fixing accessories such as Stainless steel ladder inside and M.S. ladder with G.I. railing outside, C. I. manhole frame and covers water level indicatiors, lightening conductor, G. I. pipe railing around walk way and top slab, providing spiral staire case from ground level to roof level, M.S.Grill gate of 2 Mtrs height with locking arrangement, B.B. masonry chambers for all valves, ventilating shafts, providing and applying three coats of acrylic emulsion with silicon additives paint to the structure including roof slab and epoxy paint to internal surface & anti-termite treatment for underground parts of the structures and giving satisfactory water tightness test as per I.S. code, The job to include painting the name of the scheme and other details on the reservoir as per the directions of Engineer-in-charge. Notes:1. The design of the structure be in accordance with relevent (I.S.3370 - 1965 or revised) 2. The design shall satisfy the stipulation as per IS 1893-1984 and I.S. 13920/1993 for seismic focrce and I.S.- 11682/1985 for R.C.C. staging of overhead tanks. 3. For design having more than 6 columns, Providing of internal bracing is obligatory,. External bracking is also