REPAIR MAINTENANCE OF SEWAGE AND PUMPS SEWAGE PUMPING INSTALLATION AND STPS SWIMMING POOL PUMP HOUSES AND ALLIED SERVICES AT ATS BELAGAVI

Amount

Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth and getting out in hard / dense soil for laying cable, erecting poles etc all as specified and directed.

Returning and filling in soil including spreading levelling watering and well ramming in layers not exceeding 25cm thick layers all as specified and directed.

Removing excavated soil to a distance not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point all as specified and directed.

Cutting PCC hard standings / bituminous road layer for laying pipe including refilling ramming up and finishing the surface matching with the surroundings all as specified and directed.

Taking out the unserviceable /out lived/chocked HDPE/ UPVC/ Mild Steel water tubing of size 200mm dia from trenches and offering credit all as specified and directed

All as per sl item No. 5 here in before but of size 100mm to 110mm dia

All as per item No 5 above but of size 63mm to 75mm dia

All as per item No 5 above but of size 25mm to 40mm dia

S & F High density polyethylene pipes (HDPE), 200 mm bore, PE -80 grade of pressure rating 4 kgf/Sq cm laid in trenches all as specified and directed

All as per item No.9 here in before but 110mm bore.

All as per item No.9 here in before but 63 mm bore.

All as per item No.9 here in before but of size 40 mm bore.

All as per item No.9 here in before but of 25 mm bore.

Supply and lay M S Pipes 100 mm bore, heavy grade with all fittings laid in floors or fixed to walls and ceilings etc all as specified and directed

Supply only gear oil model: Servo mess SP 320 or equlivalent make for aerator of STP complete all as specified and directed.

S & F Gun metal gate valve fixed to 50mm bore iron / PVC pipe with iron wheel head, screwed both ends including taking down existing valve all as specified and directed

All as per item No 16 herein before but 40mm bore

All as per item No 16 herein before but 25mm bore

S & F Cast iron butterfly valve fixed to 100mm bore iron / PVC pipe with iron wheel head or handle screwed both ends including taking down old valve all as specified and directed.

All as per item No 19 herein before but fixed to 80 mm bore

All as per item No 19 herein beforee but fixed to 50 mm bore

M & L Rewinding the submersible Non clog sewage submercible pump up to 15 HP capacity using suitable size super enamelled insulated copper wires, replacing the worn out bushes, bearing etc complete and reassembling pump and motor fixing back complete assembly in the sewage tank including jointing weather proof cable with water proof sealing kit of M seal make including connecting up,testing etc complete for satisfactory operation all as specified and directed.

M & L Rewinding the centrifugal / monoblock/split case induction motor up to 15 HP capacity using suitable size super enamelled insulated copper wires replacing the worn out bushes bearing etc complete and reassembling pump and motor fixing back the complete assembly in the pump houses of STP/WTP including connecting up testing in full load etc complete for satisfactory operation all as specified and directed.

Supply and laying 3 core flat multistranded copper cable 6 sq mm suitable for submersible pump set , aerator motor, clarifier connections including taking down old cable all as specified and directed.

Supply and fixing Power contactor suitable for star delta/ DOL starter, including necessary connections with PVC insulated suitable wire for the following capacity motors all as including removing the unserviceable power contactor for the following all as specified and directed.

(a) Monoblock pump set of capacity 5 HP, L&T, MX 9 AC 3.

(b) Monoblock pump set of capacity 7.5 HP, L&T, ML 1.5

(c) Monoblock pump set of capacity 10 HP, L&T, ML 2

(d) Monoblock pump set of capacity 15 HP, L&T , ML 3

Supply and Fix Over load relay assembly suitable for star delta starter, including rewiring with copper insulated suitable wire for the following capacity motors including removing the unserviceable over load relay assembly for the following all as specified and directed.

(a) Monoblock pump set of capacity 05/7.5 HP

(b) Monoblock pump set of capacity 10/15 HP

S & F Pressure gauge, analogue type, range up to 10 kg/cm2 including taking down the existing unserviceable pressure gauge all as specified and directed.

Supply only Liquid chlorine (Sodium hypochlorite solution) all as specified and directed.

Supply and laying MBBR Media all as specified and directed.

Cleaning of under ground sumps after scrapping out the scales / deposits from inner surface of the sump, thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint for the following sizes:-

1,00,000 Gallons capacity at Pump House No. 2

20,000 Gallons capacity at Pump House No. 2 & 6

50,000 Gallons capacity at Pump House No. 2

35,000 Gallons capacity at Pump House No. 3

15,000 Gallons capacity at Pump House No. 4

6,00,000 Gallons capacity at Water treatment plant

1,50,000 Gallons capacity clarifier tank at Water treatment plant

25,000 ltrs capacity make up water collection UG sump at Water treatment plant

60,000 Gallons capacity UG Sump at PH No.5

75,000 Gallons capacity UG Sump at PH No.2

Cleaning of RCC over head tanks after scrapping out the scales / deposits from inner surface of the over head tanks, thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint for the following capacity :-

1,00,000 Gallons capacity at 80 feet staging Pump House No. 2

50,000 Gallons capacity at 80 feet staging at Pump House No. 2

15,000 Gallons capacity at 50 feet staging at Pump House No. 2

50,000 Gallons capacity at 50 feet staging at Pump House No.3

20,000 Gallons capacity at 50 feet staging at Pump House No.4

25,000 Gallons capacity at 30 feet staging at Water treatment plant.

Cleaning of Sewage collection tank One lakh Gallon of sewage treatment plant of capacity after pumping out the settled sewage sludge, scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled painter using best quality synthetic enamel paint all as specified & directed Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of Aerator tanks set of three compartment of sewage treatment plant of capacity 700 cu mtr per day after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier, thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled painter using best quality synthetic enamel paint . Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of Clarifier of sewage treatment plant of capacity 700 cum per day after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of UG sewage sump of capacity 1,00,000 ltrs capacity of 8 m depth at South Camp after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint . Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of UG clear water sump of capacity 1,00,000 ltrs capacity at STP after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint .

Cleaning of Swimming pool of size 24 mtr x 12.5 mtr with dewatering the whole pool and cleaning complete with required T&P such as ladder,cleaning material, Acid, cotton waste,wire brush,viper & required men power to clean walls and bottom tiles, over flow channels and further cleaning with chemical and bleaching powder, dried complete and refilling with water as per existing level all as specified and directed Note : Quoted rate is deemed to be included to keep the surrounding area clean which includes gross cutting,clearing all the grass weeds etc and cleaning as per direction of Engr-in-charge.

Cleaning of Clarifier of sewage treatment plant of capacity 25 cum per day after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of reactor chamber with interim collection tank of sewage treatment plant of capacity 25 cum per day after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint . Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of clear water tank of capacity 25cum per day at STP MES key person quarters after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint .

Cleaning of clear water tank of capacity 800cum per day at STP South camp incl chlorine contact tank after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint .

Cleaning of Equaliser tank including cleaning of Oil/ Grease trapper pit of capacity 800cum per day at STP South camp after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and finally cleaning all as specified and directed by Engr-in-Charge, for the following capacity including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled artist using best quality synthetic enamel paint Note: The quoted rate is deemed to be included to use suitable machineries to cleaning walls, bailing out water and removing sludge and deposit away from the site. The tenderer should use only machineries and not human for cleaning

Cleaning of MBBR Media I & II tank, tube settler tank after removing all media from the tank cleaning the walls at STP South camp after pumping out the settled sewage sludge scrapping out the scales / deposits from inner surface of the clarifier thoroughly washing with bleaching powder and soda ash, bailing out the settled materials completely and cleaning and washing the MBBR Media and relaying it at the existing position finally cleaning all as specified and directed including writing 'TANK CLEANED ON......." (date) with 10 cm size white letters on black back ground engaging skilled painter using best quality synthetic enamel paint .

Dismantling of Centrifuse system by removing all base bolt, demolition its base, from its position and kept aside & refixing back centrifuze system with providing PCC 1:3:6 type C-1, providing suitable base bolt and nut including refixing with fan bolt with motor and testing complete all as specified and directed

Cleaning the sludge deposited tank by removing settled sludge materials scrapping out the scales/deposits from inner surface of the clarifier throughly washing with bleaching powder and soda Ash, bailing out the settled materials completely and cleaning and washing the tank complete all aspecified and directed

M & L preparation of existing painted mild steel surface of the MS sheet/angle iron/Any sizes of pipe/All type of Doors, Shutters and installation main gate at STP (N'Camp/S'Camp/MES Colony)/WTP/ Swimming Pool/Pump House No. 2,3,4 & 5 with two coats of synthetic enamel paint complete all aspecified and directed

M & L Writing letters or figures (Block, Roman, Italic or Indian) not exceeding 30 cm high with super quality synthetic enamel paint engaging highly skilled artist complete all as directed.

M & L Plain cement concrete 1:2:4 type B1 using 20mm graded stone aggregate for coping/pedestal including necessary form work and finishing the surface even and smooth without using extra cement all as special and as directed.

Supply and Fixing PVC Collar of size 150 mm suitable for existing HDPE pipe and including taking down existing collar complete all as specified and directed

All as per item No. 71 here in before but 100 mm bore.

All as per item No.71 here in before but 50 mm bore.

All as per item No.71 here in before but 40 mm bore.

Supply, fabricating, fixing of mild steel channel or angle iron or flat iron bracket in square/circular shape for bracing,suitable to support to indication board including nuts, bolts and washers, welding, bending cold or hot, drilling holes for bolts as indicated or directed including two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed

PURVIK CONSTRUCTIONS