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Tender Value
₹45 L
EMD Value
₹90,000
Closing Date
1 Oct 2026, 6:00 pm
Garrison Engineer Alipore
NO 1 NATIONAL LIBRARY AVENUE, ALIPORE, KOLKATA 700027
REPAIR/ RENEWAL OF WATER SUPPLY LINES INCLUDING CLEANING OF UNDER GROUND RESERVOIRS and PVC / RCC SERVICE TANKS AND REPAIR / MAINTENANCE OF PUMPING SETS, PUMP STARTER PANELS, REPAIR MAINT OF TREATMENT PLANT AT BSA COMPLEX AND GOKHALE ROAD COMPLEX UND
2026_MES_788751_1
GE/ALP (8720) KOLKATA OF 2026-27
Open Tender
Electrical and Maintenance Works
Item Rate
180 days
Garrison Engineer Alipore
class D category a (ii)
8 documents required · 8 mandatory
₹500
Garrison Engineer Alipore
₹90,000
Yes
Garrison Engineer Alipore
10 Sept 2026
10 Sept 2026
3 Oct 2026
10 Sept 2026
1 Oct 2026
24 Sept 2026
10 Sept 2026 - 17 Sept 2026
18 Sept 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1M&L for cleaning of RCC Under Ground Sump/OHT of different capacity by 6 stage mechanized cleaning system, with imported machines, complete with the follwing process :- Preliminary Step : Cleaning the surrounding area of the sump /Tank with high pressure jet to remove dirts, algaes, muds etc. Stage - 1(Mechanized Dewatering) Pumping out the water stored inside the sump / tank to a considerable level by using special type dewatering pump. Stage - 2 (Sludge Removal) Sucking & removal of residual water and sludge, which has settled on the floor of the sump / tank, with the help of special type high power sludge pumping equipments. Stage - 3 (High Pressure Cleaning) Thoroughly cleaning of the walls / ceillings of the tank by using high pressure jet cleaners to remove the algaes / contaminants cling on the internal surfaces of the tank which helps the growth of microbiological contamination. Stage - 4 (Vacuum Cleaning) Removing of sludge, already deposited between rough surfaces of walls / ceilling / floor of the tank, with high power industrial vacuum cleaner machine, to make the tank absolutely speck free, Stage - 5 (Anti-bacterial Spray) Spraying of anti-bacterial agent to all the walls,ceilling,floor of the tank, for necessary anti-bacterial treatment, with high pressure spray machine, to make the tank totally bacteria free. Stage - 6 (Ultra Violet Radiation) Sterilisation and disinfection of the tank by using specially designed UV radiator machine to kill any suspended / floating bacteria, if any, present inside the tank. NOTE:- (a)The Sump/tank shall be cleaned by the authorised agent of M/s Tank klean/ M/s Fast Clean/ M/s MSTC/M/s RAY's Clean Tech/M/s Safe Riders Services as approved by GE. (b) Swab test shall be carried out for the UG and OH RCC tank before the cleaning of the tank and after cleaning of the tank. (Test report to be submitted to the Engr-in-charge for records) This process shall be applied on the following RCC UG Sumps/Tanks :- | |||||
| 1.01 | BSA Complex UG Sump | 6,75,000 | Ltr | - | - |
| 1.02 | Goakhle Road Complex UG Sump | 4,50,000 | Ltr | - | - |
| 2 | All as per BOQ Serial Item No. 1.00 above but for R.C.C. Over head tank of capacity 2000 Ltrs to 25000 Glns | 3,45,000 | Ltr | - | - |
| 3 | All as per BOQ Serial Item No. 1.00 above but for PVC Over head tank of capacity 250 to 2000 Ltrs | 1,60,000 | Ltr | - | - |
| 4 | M&L for construction of masonary valve pit chamber of size 1000x1000x900mm (internally) with burnt brick (Sub class "B") full brick thick brick work in cement mortar (1:6), 10 mm thick plastering in CM (1:4) internally and externally upto 150mm below the ground level, 150mm thick PCC (1:4:8) type D-2 (using 40mm graded stone aggregated) as in foundation bed with 150mm all round offset from outer side of brick work, 3 mm thick MS sheet cover with locking arrangement hinged with 50 x 50 x 6 mm MS angle iron frame embeded in PCC (1:3:6) type C-1 (using 20mm graded stone aggregated) as coping etc including painting with two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer on steel surfaces including necessary earth work in soft/loose soil complete including demolition and taking out old materials from site and complete all as specified and as directed. | 7 | Each Job | - | - |
| 5 | M&L for collecting the sample of water of required quantity in bottle/kit from different point submitted duly lebelled the source through Engineer-in-charge for forwarding to the test house and testing of water for iron, PH value, Hardness, trubidity, chloride, fluoride ,aresenic test and submitting the test report in triplicate done from NABL & ISO 17025 accredited laboratory/National test House/Govt approved laboratory and submitting the deatiled reports to Engineer-in-charge complete all as specified and as directed. Note : Testing shall be carried out quarterly. | 24 | Each Job | - | - |
| 6 | M&L for collecting the sample of water of required quantity in bottle/kit from different point submitted duly levelled the source through Engineer-in-charge for forwarding to the test house and carrying out bacteriological test for water sample quarterly and submitting the test report in triplicate done from NABL & ISO 17025 accredited laboratory/National test House/Govt approved laboratory and submitting the deatiled reports to Engineer-in-charge complete all as specified and as directed
Note: Sample of water shall be collected and tested quarterly. | 24 | Each Job | - | - |
| 7 | M&L for plain cement concreate (1:4:8) type D2 (using 40 mm gradeed stone aggregrate) as in foundations filling, coping for pole and mass concreate complete all as specified and as directed. | 1 | Cum | - | - |
| 8 | M&L for Brick work with subclass ‘B’ bricks, straight or curved on plan exc 6m mean radius built in cement mortar 1:4 complete all as specified and as directed. | 2 | Cum | - | - |
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