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| 1 | M&L for dewatering, cleaning of Over Head reservoir on 18 Mtr staging heightand 50,000 Gallon capacities with high pressure water jet to remove all small masses (settled particles), algae and dirt and removal of dirty water alongwith sludge and disposal of the same to a safe distance and including scrubbing of internal surfaces andwashing with bleaching powdersolution, water, etcand writing the date of cleaning in white letters in black background of height two inches complete all as specified and as directed. Note:Quoted rate deemed to be inclusive for removal of sludge/ dirt out of MOD land on daily basis. necessary permission etc from civil authorities shall be rest with the contractor. |
| 2 | All as per item No. 01 here-in-before but for 10,000 Gallons capacity over head reservoirs on 12 mtr staging complete all as specified and as directed. |
| 3 | All as per item No. 01 here-in-before but for7,000 Gallons capacity over head reservoirs on 20 mtr staging complete all as specified and as directed. |
| 4 | M&L for dewatering, cleaning of underground sumps of 1,00,000 Gallons capacities with high pressure water jet to remove all small masses (settled particles), algae and dirt and removal of dirty water alongwith sludge and disposal of the same to a safe distance and including scrubbing of internal surfaces andwashing with bleaching powdersolution, water, etcand writing the date of cleaning in white letters in black background of height two inches complete all as specified and as directed.Note:Quoted rate deemed to be inclusive for removal of sludge/ dirt out of MOD land on daily basis. necessary permission etc from civil authorities shall be rest with the contractor. |
| 5 | All as per item No. 04 here-in-before but forUnderground sump of 50,000 Gallons capacity complete all as specified and as directed. |
| 6 | All as per item No. 04 here-in-before but forUnderground sump of 30,000 Gallons capacity complete all as specified and as directed. |
| 7 | All as per item No. 04 here-in-before but for Underground sump of 10,000 Gallons capacity complete all as specified and as directed. |
| 8 | M&L for dewatering, cleaning of service tanks / PVC water tank 5000 Ltrs capacityto remove all small masses (settled particles), algae and dirtand removal of dirty water alongwith sludgescrubbing the dirts from tank withdisposal of the same to a safe distance and finally washing with bleaching powder solution, water,etc and writing the date of cleaning in white letters in black background of letters height two inch with stickers complete all as specified. |
| 9 | All as per item No. 08 here-in-before but for PVC watertank 2,000 Ltrs capacity complete all as specified and as directed. |
| 10 | All as per item No. 08 here-in-before but forPVC watertank 1,000 Ltrs capacity complete all as specified and as directed. |
| 11 | All as per item No. 08 here-in-before but forPVC watertank 750 Ltrs capacity complete all as specified and as directed. |
| 12 | All as per item No. 08 here-in-before but for PVC watertank 500 Ltrs capacity complete all as specified and as directed. |
| 13 | All as per item No. 08 here-in-before but for PVC watertank 300 Ltrs capacity complete all as specified and as directed. |
| 14 | M&L for preparation of old painted external surfaces by brooming down,scraping distempered and painted surface by scrubbing with steel wire brush, and applyingtwo coat of cement base paint for the Underground sump of 1,00,000 Gallons complete all as specified and as directed. |
| 15 | Supply and Fix rotational moulded polyethylene water storage tank three layer cylindrical (vertical with closed top) hoisted and fixed in position of capacity 500 Ltrs including connecting up with the existing water lines anddismantling and removing the old one complete all as specified and as directed. |
| 16 | All as per item No. 15 here-in-before but 750 Ltrs capacity complete all as specified and as directed. |
| 17 | All as per item No. 15 here-in-beforebut 1000 Ltrs capacity complete all as specified and as directed. |
| 18 | All as per item No. 15 here-in-before but 2000 Ltrs capacity complete all as specified and as directed. |
| 19 | Supply and fix in repairsball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe for 20 mm bore pipe (minimum weight 210 gm) complete all as specified and as directed. |
| 20 | All as per item No. 19 here-in-before but pipe of25 mm bore(minimum weight 455 Gms) complete all as specified and as directed. |
| 21 | Supply and fix nipple 20 mm size suitable for PVC/HDPE water tank (minimum weight 45gms 20 mm / 65gms for 25 mm) complete. |
| 22 | All as per item No. 20 here-in-before but size 25 mm complete all as specified and as directed. |
| 23 | Supply and mixhigh strength calcium based granular chlorination chemical having 65 % to 70 % available chlorine factory sealed pack to achieve the desire PPM level of chlorine and maintain the daily consumption records. The chemical packed in sealed container with anti corrosion and anti scaling agents complete all as specified and as directed. |
| 24 | Supply and mixbleaching powder surface disinfectant chemical having 34 % to 40 % available chlorine factory sealed pack to achieve the desire PPM level of chlorine and maintain the daily consumption records complete all as specified and as directed. |
| 25 | Material and Labour for collecting water sample from different wells in AFAC Coimbatore, packing itsafely in sterilized bottles as required quantity and send it to approved govt laboratory (TWAD - Tamilnadu water and drainage board test lab or other approved labs) for testing of potable water/raw water as per IS 10500 with following parameters colour, odour, turbidity, conductivity, TDS, PH, alkalinity, hardness, calcium, magnessium ,iron, manganese, ammonia, nitrate, nitrite, chloride, fluoride, sulfite, phosphate, silica, free chlorine, standard platecount, totalcoliform, fecalcoliform, streptococci and special element tests complete all as specified and as directed. |
| 26 | Supply and fix in replacement gun metalgatevalve heavy duly ISI marked with iron wheel head screwed both ends for iron pipes 25 mm bore dia complete all as specified and as directed. |
| 27 | All as per item No. 26 here-in-before but 40 mm size complete all as specified and as directed. |
| 28 | All as per item No. 26 here-in-beforebut 50 mm size complete all as specified and as directed. |
| 29 | Material and labour for disconnect the water supply system from pressure feed pump to jumpo filter main and opening of filter housing removing the old filter, cleaning of filter housing and supply and fix 20\" wound jumbo filter suitable for existing RO plant 3000 LPH reconnect the all water connection testing of RO plant with authorized rep of Ozone Technologies (Wound Jumpo filter Make- Ozone technologies Code 8421) complete all as specified and as directed. |
| 30 | Material and labour for disconnect the water supply system from pressure feed pump to pre jumpo filterand opening of filter housing removing the old filter, cleaning of filter housing and supply and fix 20\" normal jumbo filter suitable for existing RO plant 3000 LPH reconnect the all water connection testing of RO plant with authorized rep of Ozone Technologies (Jumpo filter Make- Ozone technologies Code 8421) complete all as specified and as directed. |
| 31 | Supply and fixing First Aid Box wall mounted, made out of 1.5 mm thick steel of suitable size having three shelves, painted with two coat of synthetic enamelled paint over a coat red oxide primer, duly empanelled as \"FIRST AID BOX\" and front opening single hingedd door with locking arrangements complete and comprising the following medicines : - (a) Elastic bandage 3 to 4 inches wide = 04 Nos (b) Roll of medical adhesive tape = 04 Nos (c) Bottle of antiseptic solution or antiseptic wipes = 01 Nos (d) Tube of hydrocortisone cream, lotion or ointment for itching = 01 No(e) Tube antibiotic ointment = 01 No(f) Bottle of sterile eyewash or saline, like a contact lens saline solution = 01 No(g) medicines for pain and fever, such as acentaminophen or aspirin = 10 Tabs (h) Antihistamine such as Bendryl for treating allergies and swelling = 10 Tab(j) Anti diarrhea medicine = 10 Tab |
| 32 | Supply only chlorine test kit with coloured ample complete with all testing fitment and OT solution in Rexene finished box. |
| 33 | Supply only PH test kit with coloured ample covered under BTB (Range 6.0 to 7.0) or phenol red (range 6.8 to 8.4) with necessary fitments and 100 ml testing solution in Rexene finished box. |
| 34 | Supply and mix RO membrane anticipants in liquid form to control inorganic scales of calcium, magnesium, barium, strontium, fluoride, Iron and silica and anticipants ensures above 80 % reduction in scaling tendency for drinking waterfactory sealed pack complete. |
| 35 | S&F aluminium alloy wire cloth, 0.45 mm nominal dia of wire and average width of aperture 1.40 mm and fixed with aluminium wire staples with aluminium frame around the wire cloth for Underground (UG) / Over head tank (OH) water tank ventilator / openings complete all as specified. |
| 36 | S&F water level indicator device 150 mm size digit display with ultrasonic sensor with LED display indicator incl all accessories required on site such as nut, bolts, flexible wire etc complete all as specified. |
