Netaji Subhas Institute Of Technology-NSIT has published Cleaning And Chemical Disinfection Of Underground / Overhead Tanks And Water Supply Lines At Nsut Campus For Two Years. Submission Date for this Tender is 28-10-2020. Chemical Supply Tenders in ROOM NO. 301 ADMIN BLOCK NSUT SECTOR 3 DWARKA ND Delhi. Bidders can get complete Tender details and download the document.
Name of Work: A.R. & M.O. NSUT Campus during 2020-21 & 2021-22. Sub Head: Cleaning & Chemical disinfection of underground / overhead tanks and water supply lines at NSUT Campus for two years. | |||||
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Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
1 | 1 | 1 Disinfecting C.I. water mains by flushing with water containing bleaching powder @ 0.5 gm per litre of water and cleaning the same with fresh water, operation to be repeated three times including getting the sample of water from the disinfected main and tested in the approved laboratory etc. All complete as per the directions of Engineer-in-charge.\n a) 100 mm diameter C.I. pipe \n | 10344 | MTR | |
2 | 2 | b) 150 mm diameter C.I. Pipe | 12432 | MTR | |
3 | 3 | c) 200 mm diameter C.I. Pipe | 3160 | MTR | |
4 | 4 | d) 250 mm diameter C.I. Pipe | 2220 | MTR | |
5 | 5 | e) 300 mm diameter C.I. Pipe | 139.6 | MTR | |
6 | 6 | 2 Cleaning of under ground sumps, Over Head R.C.C. Tanks (independent staging) including disposal of silt and rubbish etc. all complete as per the directions of Engineer-in-Charge. The cleaning shall consist of following operations:- (i) Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. (ii) Entire surface area of the sump shall then be scrubbed thoroughly with wire brushs etc. and pressure washing 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. \n (v) Finally the surface shall be treated with ultraviolet radiation etc. as per direction of Engineer-in-charge.\n | 7263.05 | SQM | |
7 | 7 | 3 Cleaning of terrace/loft water storage tanks (inside surface area) at all heights with coconut brushes, duster etc., removal of silt, rubbish from the tank and cleaning the tank with fresh water disinfecting with bleaching powder @ 0.5gm per litre capacity of tank, including marking the date of cleaning on the side of tank body with the help of stencil and paint and disposing of malba etc. all complete as per the directions of Engineer-in-Charge. (The old date already written on tank should be removed with paint remover or black paint and if date is not written with the stencil or old date is not removed, deduction will be made @ Rs. 0.10 per litre) (If during cleaning any GI fittings or ball cock etc. is damaged that is to be repaired by contractor at his own cost and nothing extra will be paid on this account).\n a) Upto 2,000 ltr capacity\n | 1.5436e+06 | LTR | |
8 | 8 | b) Above 2,000 ltr to 10,000 ltr capacity | 478000 | LTR |
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