Improvement of Water Supply Scheme for Churachandpur Town (Zone-I)

Design, Drawing, Construction, Testing and commissioning of Intake Weir (5.00 x 2.5 x 1.6), Collection Chamber (2.80 x 1.80 x 1.00) & Drain (2.00 x 1.00 x 1.30) with good Foundation and providing, fixing and testing internal pipes, pipe specials etc. complete.

Design, Drawing, Construction, Testing and commissioning of Slow Sand Filter double units having an area of 64 sqm each with suitable under-drainage system, collection chamber including suitable filter media of following specification- P/L of bricks 2nd Class (Local 1st class) for under drainage system of filter media i/c carriage by mechanical transportation i/c loading, unloading and stacking at site. P/L 30cm thick gravel to be laid in layers of 10cm each having effective size of 2mm to 10mm for the top layer, 15mm to 25mm for the middle layer and 30mm to 40mm for the bottom layer. P/L 60cm thick Filter media sand which shall satisfy the following specifications in respect of quality, shape and size. a) Sand should be of hard and resistant quality free from clay and fine particles, soft grain and dirt of every description. b) Silica content should not be less than 90 percent.) Effective size should limit from 0.20mm to 0.30mm. d) Uniformity coefficient should not be less than 5%, with RCC outlet chamber, wash out system, providing, fixing and testing internal pipes, pipe specials etc. complete at Zikpi Tampak.

Design, Drawing, Construction, Testing and commissioning of RCC Service Reservoir (0.25ML cap.) with slab roofing manhole cover, MS Ladder, air vent, masonry chamber, with disinfection dosing unit and providing, fixing and testing internal pipes, pipe specials etc. complete. at Joljam village

Providing, Laying of Feeder Main with DI pipes K-7 class conforming to IS 12288:2002 specifications including trench excavation , lowering, laying, jointing, DI/CI (fitting, specials), DI/CI Valves, air valve, Non returning Valve as per relevant IS Code, with necessary anchor blocks, testing of pipes, pipe joints, fittings valves and disinfection of all pipes trial run,refilling of trench ,gate valves with chambers etc and road restoration of excavated trenches complete as directed by the Engineer-in-charge etc and commissioning. (a) DI 100 mm dia – 5750.00 m (b) DI 150 mm dia – 1500.00 m Total - 7250.00 m