Annual Maintenance of Maste...

[30.92]Cleaning of under ground sump, Over Head R.C.C. Tank ( independent staging) including disposal of silt 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 and 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.

N.S.Item Running, Operation of RAW Water Pump, filtration unit, and Clear Water (Physical, chemical and bacteriological tests) and clear water pump house at Water Treatment Plant Kalaka, HSVP Rewari. Running, Operation of Raw water pump sludge sump well of back wash motors consist of running of all the machinery and generators consist of various jobs i.e. loading and unloading of Alum. Preparation of qty. of Alum solution and dosing the Qty. of alum with the requirement of water as per direction of Lab in charge/ representative of EIC. The contractor will have to employ the skilled operating staff for smooth running of machinery. Running, operation of filtration unit also includes the running flocculates, flash mixer, compressor for back wash, running operation and mtc. of motor for lifting the water for back wash operating and maintaining the sluice valve for removal of sludge and back was which the filtrations per required for smooth running of filtration unit.