WATER DEPARTMENT-Sterilisation of ESR,GSR and WTP

Amount

Aeration Fountain & Mixing channel Cleaning ,by using bleaching powder at the rate of 14 gm/sq.m. washing thrice with potassium permanganate at the rate of 2.50gm/sq.m. finally, cleaning washing by using nylon brush,coir string and duster,bailing out water etc. complete.

Cleaning of 3 MLD capacity Water Treatment Plant Tanks Cleaning, Flocculator Tank, Tube Settlers Tank ,Rapid sand Filter media Tank etc all units All internal sides of water tanks shall be properly cleaned , internal walls of water tank Bottom , Side walls internal openings , partition walls , bottom haunch surfaces etc. shall be cleaned with Pressure Jet. Cleaning operation shall involve Dewatering of water tanks up to 100-150mm water table in tanks , obtaining necessary permissions etc. Complete cleaning, suction, disposal activity and thereafter. work and allied complete as per direction of Nagarpanchayat Shirala. Cleaning activity shall be started with emptying tanks, brushing of RCC walls with Nylon brush , use of appropriate cleaning solution ,cleaning chemical with water to ensure no fungus or algae remains on walls. Work shall be taken-up as per sequential manner given by WTP Cleaning of walls, base , roof , corners , funnels, etc. complete. Cleaning Cycle shall be as per the schedule issued by Nagarpanchayat

GSR Tanks /Cleaning of water storage tanks including chemical treatment with Anti bacterial agent consisting of following process:-Dewatering the tank with submersible pump, de-silting and removing of left over dirty water up to 100 to 150 mm in the bottom of the tank and sludge with special sludge pump, cleaning of walls and ceiling with special mechanized high pressure jet machines by rotary jet system at 150 Bar pressure(150 Kg /sq cm) which dislodges the layer of dirt, algae, fungus stuck on its surface usage of scrubbing machines for old stains and cleaning chemicals if required of floor of the dirty tank should be thoroughly cleaned up by fry jet cleaner to accumulate all dirt ,the remaining sludge should then be removed by sludge pumps, the dirt silt and other foreign material should further be removed by Industrial Vacuum Cleaners to make the floor totally dirt free, application/spraying of Anti Bacterial chemicals to ensure total sterilization of tank from the inside, inside of the tank should be treated with specially developed long Ultraviolet Radiator to kill further floating bacteria/virus in order to make the tank totally clean, bacteria free and safe for storage of drinking water Chemical.

Cleaning Of ESR water Storage tanks including treatment with anti bacterial agent consisting of following process:- Dewatering the tank with submersible pump, de-silting and removing of left over dirty water up to 100 to 150 mm in the bottom of the tank and sludge with special sludge pump, cleaning of walls and ceiling with special mechanized high pressure jet machines by rotary jet system at 150 Bar pressure(150 Kg /sq cm) which dislodges the layer of dirt, algae, fungus stuck on its surface usage of scrubbing machines for old stains and cleaning chemicals if required of floor of the dirty tank should be thoroughly cleaned up by fry jet cleaner to accumulate all dirt ,the remaining sludge should then be removed by sludge pumps, the dirt silt and other foreign material should further be removed by Industrial Vacuum Cleaners to make the floor totally dirt free, application/spraying of Anti Bacterial chemicals to ensure total sterilization of tank from the inside, inside of the tank should be treated with specially developed long Ultraviolet Radiator to kill further floating bacteria/virus in order to make the tank totally clean, bacteria free and safe for storage of drinking water.