Operation of water supply to Residential non Residential Buildings including cleaning of intake wells in Shiwane River at water point underground water storage sumps and minor repair and maintenance of main water supply lines under TCS BSF Haz

Cleaning of under ground sump, Over Head R.C.C. Tank ( independent staging) including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consist following operations:- (i) Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. (ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. (v) Finally the surface shall be treated with ultraviolet radiation etc.as per direction of Engineer-in-Charge.

Disinfecting C.I. water mains by flushing with water containing bleaching powder @ 0.5 gms per litre of water and cleaning the same with fresh water, operation to be repeated three times including getting the sample of water from the disinfected main tested in the municipal laboratory.100 mm diameter C.I. pipe

Operation of water supply to residential/non residential buildings and ensure proper water supply to buildings of the campus round the clock including minor repair and maintenance of main water supply lines and sluice valves including threading of shafts , supply of sundries such as shellac, sealant,pig lead and long jute but excluding cost of pipes, valves and shafts. a) Water suppliers for 02 shifts for towers at Engg cell area/Adm Block area ( 2 Towers) b) Water supplier for 02 shift for towers at KG School & Family Line area ( 2 Towers)

Add approved Cost Index @ 10% over DSR'2023 on Rs. 104254.41

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