Irrigation And CAD Department Tender

Replacement of Filter beds in Filter House.;Labour charges lor laying following filter media in all depth as per standard specifications in WTP units works including cleaning, screening and placing it to the point of laying etc., complete including cost of all materials, scaffolding HOM of machineries with all lead and lifts, labour charges including implementation of Environmental and Social Safeguards & as per design, drawing, technical specifications and direction of Engineer in charge. Sand effective size 0.4 to 0.6 mm and uniformity coefficient between 1.3 to 1.7. Filter sand is defined in terms of effective size and uniformity co efficient. Effective size is the sieve size in mm that permits 10% by weight to pass. Uniformity in size is specified by the uniformity that will pass 60% by weight and the effective size. Filter media shall conform to requirements as per IS 8419 (Part 1) 1977 with latest amendments.

Replacement of Filter beds in Filter House.;KSRB 15-15.1 : Providing and applying painting in two coats with plastic emulsion paint of approved brand on wall surface to give an even approved shade after thoroughly brushing the surface, free from mortar drops and other foreign matter including preparing the surface even and sand paper smooth, cost of materials, labour, complete as per specifications. - with primer.

Replacement of Filter beds in Filter House.;Removing and Repairs to mix gear box & Motor for filter bed top unit including cost and conveyance of all materials etc complete for finished item of work.

Replacement of Filter beds in Filter House.;Removing and re fixing, repair of existing compressor unit, tank, pipe line etc including cost and conveyance of all materials etc complete for finished item of work.

Replacement of Filter beds in Filter House.;Supplying and fixing of New foot valve system for filter beds (Company Make ) including cost and conveyance of all materials etc complete for finished item of work as diected by the Engineer in charge.

Replacement of Filter beds in Filter House.;Supplying of New alluminium ladder with wheels up to 21 ft height with heavy gauge raising ladder etc complete for finished item of work.