CLEANING/MAINT OF OHT, UG SUMP, SEMI UG SUMP AND SEDIMENTATION TANKS AT VARIOUS LOCATION AT AF STN SINGARSI UNDER AGE(I) AF STN SINGARSI

M&L for six stage cleaning and sterilization of inner surface of semi-UG Sump of capacity 1 Lakh Gallon installed at pump installations (Near 1 Lakh gallon pump house) through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of Over Head Tank of capacity 1 Lakh Gallon installed at pump installations (Near 1 Lakh gallon pump house) through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of Settling Tank (Sedmintation tank) of capacity 40000 Gallon (incl cogulation well & cascade aerators with baffle walls) installed at booster pump house through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of Storage Tank of capacity 20000 Gallon installed at booster pump house through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of Storage Tank of capacity 50000 Gallon capacity installed at various pump installations through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of Semi-UG/RCC overhead storage tank of capacity 10000 Gallon capacity installed at various pump installations at any height through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

M&L for six stage cleaning and sterilization of inner surface of UG sump of capacity 5000 Litres capacity installed at various pump installations at any height through bacteriological & Ultraviolet ray treatment. Six stages are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. (e) Fifth stage Anti-Bacterial Spray, make the walls & ceilings totally sterile from bacterial contamination using govt. certified anti-bacterial agents. (f) Sixth stage is UV Radiation treatment where final sterilization and disinfection is done using UV radiation by UV radiaotr which is used to kill any suspended or floating bacteria remaining in the tank. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetaion or any other unwanted matters, scraping of old paint and painting with two coats of cement based water proof apex paint complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) Painting of raising main, distribution, wash out and overflow pipes with suitable colour coding. (iv) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (v) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price.

Cleaning of jack well including taking out of sludge / desilting from jack well water and depositing upto 150 mtr to 200 mtr distance after blocking of Jackwell Intake and lifting from 12 to 15 meter depth from Jack well pump room flooring level including required dewatering complete including any type of materials required for the job all complete all as specified and as directed. Note: Any type of De-sludging pump/de-watering pump required is deemed to be included in the quoted price.

Collecting of water samples from (a) Gumani dam (b) booster pump house (c) Domestic area (01 Lakh Gallon) (d) Technical Area (04 No. P/H) of 5 Ltrs each from each location in container as recommended, transporting it to Govt recognised Lab for testing forwarding to the test house and carrying out chemical testing water for iron, PH value, hardness, turbidity, chloride, fluoride, arsenic, colour odour, TDS,E-coli test as per IS 10500:12 by Govt approved laboratory and submitting the report in triplicate complete all as specified and as directed .

M&L for cleaning of inner surface of various SWT of 10000 Gallon capacity installed at various location at AF Stn Singarsi. Stages of cleaning are as under :- (a) First stage is Mechanised De-watering to drain out the remnant water using high capacity de-watering system, after the water has been drained off through valve. (b) Second stage is Sludge Removal, sucking out sludge settled on the floor of the tank using special sludge pumping equipment. (c) Third stage is High Pressure Cleaning, where the walls & ceilings of the tanks are thoroughly cleaned using special high pressure jet cleaners which rid of the walls off depositions, algae and all conrtaminants which cling onto the internal surface of the tank helping the microbiological contamination to grow. (d) Fourth stage is vacuum cleaning using industrial vacuum cleaner to remove the resultant contaminant, making the tank absolutely speck-free. Note:- (i) Cleaning of external surfaces, lid wall of the tank, structure for all scales and other particles any algae, hives and any type of vegetation or any other unwanted matters, complete all as directed. (ii) A sticker of appropriate size and colour as directed by Engr in Charge and non degradeable material with printed details as under :- Date of Cleaning and Expiry date will be written. (iii) All safety equipments required and necessary insurance for safey of working labour to execute the work is responsible of the contactor. (iv) Clearing of premises around storage tank of vegetations/scrap/unwanted matters/debris shall be deemed to be included in the quoted price. (v) Repainting of marking plates of SWT with yellow colour with letter 'SWT' and the corresponding SWT number marked in black.