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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L-1₹41.7 LAccepted-AOC 1153 SOUTH DHADKA BYPASS ROAD ASANSOL BARDHAMAN WEST BENGAL 713302 UDYAM WB 23 0002585 | PASCHIM BARDHAMAN | WEST BENGAL | 713302 | ₹41.7 L | L-1 | Accepted-AOC Being lowest bidder |
| 2 | L-2₹45.1 LRejected-Finance | ₹45.1 L | L-2 | Rejected-Finance other than lowest bidder |
| 3 | Rejected-Technical 3 IBRAHIM ROAD KHIDDERPORE KOLKATA 700023 | KOLKATA | WEST BENGAL | 700023 | - | - | Rejected-Technical Being unenlisted in aprropriate category c(vii) |
| 4 | Rejected-Technical 22 2 BAKRAHAT ROAD THAKURPUKUR KOLKATA 700063 | KOLKATA | KOLKATA | WEST BENGAL | 700063 | - | - | Rejected-Technical being unenlisted in appropriate category c(vii) |
| 5 | Rejected-Technical 22 RK SARANI PO PARNASREE BEHALA KOLKATA 700060 | KOLKATA | WEST BENGAL | 700060 | - | - | Rejected-Technical being unenlisted in appropriate category c (vii) |
| Sl No | Description | Qty | Unit | S B ENTERPRISE L1 | GAYATRI ENTERPRISE L2 |
|---|---|---|---|---|---|
| 1.00 | Comprehensive maintenance of water treatment plant for safe and efficient running at NEW Pump House line for plant capacity of 36000 LPH and consisting of the following accessories complete all as specified and directed:-
(a) One oxidation chamber 36000 LPH
(b) Multigraded filter capacity 36000 LPH
(C) One number softner capacity 36000 LPH
(d) One brine solution tank. | 6 | Month | 14,000 ₹84,000 | 14,000 ₹84,000 |
| 2.00 | Comprehensive maintenance of water treatment plant for safe and efficient running at MAP PH-II Pump House line for plant capacity of 20,000 LPH and consisting of the following accessories complete all as specified and directed:-
(a) One oxidation chamber 20, 000 LPH
(b) Multigraded filter capacity 20, 000 LPH
(C) One number softner capacity 20,000 LPH
(d) One brine solution tank.
(e) Silver ionisation plant, Make - Senco (Bharati Water), Model ERA - 50 capacity 50, 000 LPH incl with DOL starter & V-guard Voltage stabilizer | 6 | Month | 14,000 ₹84,000 | 14,000 ₹84,000 |
| 3.00 | Comprehensive maintenance of water treatment plant for safe and efficient running at MAP PH-I Pump House line for a for the plant capacity of 10,000 LPH and consisting of the following accessories complete all as specified and directed:-
(a) One oxidation chamber 10 000 LPH
(b) Multigraded filter capacity 10, 000 LPH
(C) One number softner capacity 10,000 LPH
(d) One brine solution tank.
Note :-for BOQ Serial item n0. 01 to 03
(i) Contractor shall be responsible for making salt solution and charging of salts.
(ii) Hardness testing on daily basis & Iron testing in every 15 days intervals (Testing kit will be paid sererately as supply only under relevant item)
(iii) Contractors shall be responsible for rectification of any leakage from inlet to out let connection with existing pipe line, including replacement of gasket, nut bolts or any tools required at siteor blocking of softener line any other defects in plant . | 6 | Month | 14,000 ₹84,000 | 14,000 ₹84,000 |
| 4.00 | Comprehensive maintenance of Reverse osmosis (RO) plant for safe and efficient running at New pump house II line for a period of one calender month including Sundays and holidays for the plant capacity of 6000 LPH (Make- Ion Exchange or equivalent) and consisting of the following accessories complete all as specified and directed:-
(a) Raw water feed pump-01 No.
(b) Oxidation chamber-01 no
(c) Dual media filter-1 no
(d) Micron filter-01 no
(e) R.O.Houshing-02 nos
(f) UV System-01 no
(g) Antiscalant dozing tank-1 no
(h) Antiscalant dozing pump -1 no
(j) High pressure pump-01 No. | 6 | Month | 10,000 ₹60,000 | 9,000 ₹54,000 |
| 5.00 | Comprehensive maintenance of Reverse osmisis(RO) plant for safe and efficient ronny installed at Technical building (on roof) , CH area for a period of one calender months including Sunday and holiday for the plant capacity of 2 X 5000 LPH, Make- Ion Exchange or equivalent make as approved by GE and consisting of the following accessories complete all as specified and directed.-
(a) Raw water feed pump-02 Nos.
(b) Oxidation chamber-02 nos.
(c) Dual media filter-02 nos
(d) Micron Filter-02 Nos
(e) R.O.Houshing-02 nos
(f) Antiscalant dozing tank-02 nos
(g) Antiscalant dozing pump - 04 nos
(h) High pressure pump-02 Nos. | 6 | Month | 10,000 ₹60,000 | 9,000 ₹54,000 |
| 6.00 | All as per BOQ Serial item no.5 above but RO plant of cap 2000 LPH installed at MAP Ph-II Pump House , II Line area complete all as specified and directed. | 6 | Month | 5,000 ₹30,000 | 5,800 ₹34,800 |
| 7.00 | All as per BOQ Serial item no. 6above but RO plant of cap 500 LPH installed at CMDC , CH area complete all as specified and directed.
Note-:For BOQ Serial item no.04 to 07 (i) Contractor shall be responsible for making of antiscalant solution and charging of antiscalant. (ii)Responsible for rectification of any leakage from inlet to out let connection with existing pipe line, including replacement of membrane stainer, catridge, gravels, valve gasket, nut bolts or any tools required at site. (iii) Unit rate shall be deemed to be inclusive of taking down unserviceable defective parts/accessories and replacement with new one ,including fixing of spare parts, filters, membrane etc as and when required for smooth and efficient functioning of the plant. (iv) Any minor spare parts which has not been considering in "supply only", and is required for smooth functioning of plants (v) New spare parts required for renewal shall be measured and paid for separetly as "Supply only" (vi)one mehanic of ITI holder having minimumm 5 year experience should maintain the plant. The machanic will be responsible for checking the plants output not any instance reduces more than 20 % of its rated capacity,also will be responsible for checking of water hardness,TDS ,and chlorine content on daily basis. However if there is any negligence or not attending site and checking the plants and reporting to conceren JE regarding the daily performance of RO plants a panal recovery of Rs. 500 per day basis will be charged from contractor as panal recovery. Contractor will be responsible for checking of water quality on daily basis and will submit the water quality test report on fortnightly basis conductrd from govt accredited laboratory, in case of non submission a panel recovery of Rs. 2000 per plant per fortnightly basis will be recover. | 6 | Month | 5,000 ₹30,000 | 5,800 ₹34,800 |
| 8.00 | S&F Gun Metal gate valve 15 mm dia (Make - LEADER or equivalent make as approved by GE) after taking old unserviceable valve any type all as specified and directed. | 4 | Each | 400 ₹1,600 | 460 ₹1,840 |
| 9.00 | S&F MS short piece of dia 150mm to 40mm of size 0.22 RM to 0.40 RM with both end flenged for filteration pipe line (as per sample) complete all as specified and directed. | 80 | Kg | 160 ₹12,800 | 220 ₹17,600 |
| 10.00 | S&F MS bend of dia 80 to 150 mm , 90 degree with one end flanged suitable for filteration pipe line (as per sample) complete all as specified and directed. | 70 | Kg | 160 ₹11,200 | 220 ₹15,400 |
Tender Value
₹42 L
EMD Value
₹84,000
Closing Date
10 Mar 2026, 6:00 pmClosed
Garrison Engineer Alipore
NO 1 NATIONAL LIBRARY AVENUE, ALIPORE, KOLKATA 700027
REPAIR MAINT OF WATER TREATMENT PLANT RO PLANT AT VARIOUS WARD AT COMD HOSP (EC) II LINE UNDER GE ALIPORE KOLKATA
2026_MES_753009_1
GE/ALP (8602) KOLKATA OF 2025-26
Open Tender
Electrical and Maintenance Works
180 days
Garrison Engineer Alipore
Class D category c (vii)
10 documents required · 10 mandatory
₹500
Garrison Engineer Alipore
₹84,000
Yes
Garrison Engineer Alipore
30 Mar 2026
17 Feb 2026
12 Mar 2026
17 Feb 2026
10 Mar 2026
3 Mar 2026
17 Feb 2026 - 24 Feb 2026
25 Feb 2026
Comprehensive maintenance of water treatment plant for safe and efficient running at NEW Pump House line for plant capacity of 36000 LPH and consisting of the following accessories complete all as specified and directed:- (a) One oxidation chamber 36000 LPH (b) Multigraded filter capacity 36000 LPH (C) One number softner capacity 36000 LPH (d) One brine solution tank.
Comprehensive maintenance of water treatment plant for safe and efficient running at MAP PH-II Pump House line for plant capacity of 20,000 LPH and consisting of the following accessories complete all as specified and directed:- (a) One oxidation chamber 20, 000 LPH (b) Multigraded filter capacity 20, 000 LPH (C) One number softner capacity 20,000 LPH (d) One brine solution tank. (e) Silver ionisation plant, Make - Senco (Bharati Water), Model ERA - 50 capacity 50, 000 LPH incl with DOL starter & V-guard Voltage stabilizer
Comprehensive maintenance of water treatment plant for safe and efficient running at MAP PH-I Pump House line for a for the plant capacity of 10,000 LPH and consisting of the following accessories complete all as specified and directed:- (a) One oxidation chamber 10 000 LPH (b) Multigraded filter capacity 10, 000 LPH (C) One number softner capacity 10,000 LPH (d) One brine solution tank. Note :-for BOQ Serial item n0. 01 to 03 (i) Contractor shall be responsible for making salt solution and charging of salts. (ii) Hardness testing on daily basis & Iron testing in every 15 days intervals (Testing kit will be paid sererately as supply only under relevant item) (iii) Contractors shall be responsible for rectification of any leakage from inlet to out let connection with existing pipe line, including replacement of gasket, nut bolts or any tools required at siteor blocking of softener line any other defects in plant .
Comprehensive maintenance of Reverse osmosis (RO) plant for safe and efficient running at New pump house II line for a period of one calender month including Sundays and holidays for the plant capacity of 6000 LPH (Make- Ion Exchange or equivalent) and consisting of the following accessories complete all as specified and directed:- (a) Raw water feed pump-01 No. (b) Oxidation chamber-01 no (c) Dual media filter-1 no (d) Micron filter-01 no (e) R.O.Houshing-02 nos (f) UV System-01 no (g) Antiscalant dozing tank-1 no (h) Antiscalant dozing pump -1 no (j) High pressure pump-01 No.
Comprehensive maintenance of Reverse osmisis(RO) plant for safe and efficient ronny installed at Technical building (on roof) , CH area for a period of one calender months including Sunday and holiday for the plant capacity of 2 X 5000 LPH, Make- Ion Exchange or equivalent make as approved by GE and consisting of the following accessories complete all as specified and directed.- (a) Raw water feed pump-02 Nos. (b) Oxidation chamber-02 nos. (c) Dual media filter-02 nos (d) Micron Filter-02 Nos (e) R.O.Houshing-02 nos (f) Antiscalant dozing tank-02 nos (g) Antiscalant dozing pump - 04 nos (h) High pressure pump-02 Nos.
All as per BOQ Serial item no.5 above but RO plant of cap 2000 LPH installed at MAP Ph-II Pump House , II Line area complete all as specified and directed.
All as per BOQ Serial item no. 6above but RO plant of cap 500 LPH installed at CMDC , CH area complete all as specified and directed. Note-:For BOQ Serial item no.04 to 07 (i) Contractor shall be responsible for making of antiscalant solution and charging of antiscalant. (ii)Responsible for rectification of any leakage from inlet to out let connection with existing pipe line, including replacement of membrane stainer, catridge, gravels, valve gasket, nut bolts or any tools required at site. (iii) Unit rate shall be deemed to be inclusive of taking down unserviceable defective parts/accessories and replacement with new one ,including fixing of spare parts, filters, membrane etc as and when required for smooth and efficient functioning of the plant. (iv) Any minor spare parts which has not been considering in "supply only", and is required for smooth functioning of plants (v) New spare parts required for renewal shall be measured and paid for separetly as "Supply only" (vi)one mehanic of ITI holder having minimumm 5 year experience should maintain the plant. The machanic will be responsible for checking the plants output not any instance reduces more than 20 % of its rated capacity,also will be responsible for checking of water hardness,TDS ,and chlorine content on daily basis. However if there is any negligence or not attending site and checking the plants and reporting to conceren JE regarding the daily performance of RO plants a panal recovery of Rs. 500 per day basis will be charged from contractor as panal recovery. Contractor will be responsible for checking of water quality on daily basis and will submit the water quality test report on fortnightly basis conductrd from govt accredited laboratory, in case of non submission a panel recovery of Rs. 2000 per plant per fortnightly basis will be recover.
S&F Gun Metal gate valve 15 mm dia (Make - LEADER or equivalent make as approved by GE) after taking old unserviceable valve any type all as specified and directed.
S&F MS short piece of dia 150mm to 40mm of size 0.22 RM to 0.40 RM with both end flenged for filteration pipe line (as per sample) complete all as specified and directed.
S&F MS bend of dia 80 to 150 mm , 90 degree with one end flanged suitable for filteration pipe line (as per sample) complete all as specified and directed.
S&F in repairs cast iron Butterfly valve 150 mm PN 16 confirming to IS-13095 hand operated suitable for filteration (as per existing size and sample) complete all as specified and directed.
S&F in repairs CI sluice valve 80 mm dia with SS spindle ISI marked, PN 1.6 with MS bolts, nuts & washers and a pair of gasket joints having suitable thickness suitable for filteration plant (as per existing size and sample) complete all as specified and directed.
S&F in repairs MS Tee joint of dia 150mm / 100mm/80 mm of size 0.45 RM / 0.33 RM with both end flanged suitable for filteration pipe line (as per sample) complete all as specified and directed.
M&L for Cutting 150 /100 /80 mm MS pipe line any length and fixing of flanged by means of welding complete all as specified and directed.
S&F in repairs Feed rate control kit for chlorine dozing pump complete all as specified and directed.
S&F in repairs Pump head service kit (Part No KSKH07) for chlorine dozing pump complete all as specified and directed.
S&F in repairs Pump tube (26 -100 psi) Single head only (Part No MCCP207) for chlorine dozing pump complete all as specified and directed.
S&F in repairs Injection check Vavle 3/8" (Part No MCINJ38) for chlorine dozing pump complete all as specified and directed.
S&F in repairs Connecting Nut 3/8" with Adapter (Part No MCADPTR) for chlorine dozing pump complete all as specified and directed.
S&F Suction line strainer 3/8" (weight including ) Part No ST138 ,for chlorine dozing pump complete all as specified and directed.
S&F multiport valve for R.O. Plant complete all as specified and directed.
S&F 8 " RO End cap assemly for R.O. Plant of cap 6000 LPH complete all as specified and directed.
S&F 1" SS Ball valve for R.O. Plant complete all as specified and directed.
S&F of chemical dozing pump for R.O. Plant complete all as specified and directed.
S&F 4" Jumbo catridge for R.O. Plant complete all as specified and directed.
S&F 4" jumbo housing for R.O. Plant complete all as specified and directed.
S&F low pressure switch for R.O. Plant complete all as specified and directed.
S&F high pressure switch for R.O. Plant complete all as specified and directed.
S&F 25/40 mm SS Victoly coupling for R.O. Plant complete all as specified and directed.
S&F Rotameter for R.O. Plant complete all as specified and directed.
S&F electrical DOL for 7.5/10 HP starter for R.O. Plant complete all as specified and directed.
S&F 8" membrane for MCH Bldg R.O. Plant for plant capacity 5000 LPH complete all as specified and directed.
S&F 8" membrane for Defi tech building R.O. Plant for plant capacity 5000 LPH complete all as specified and directed.
S&F 4" membrane for R.O. Plant complete all as specified and directed.
S&F NGXL stainer for R.O. Plant complete all as specified and directed.
S&F 4" pressure gauge for for R.O. Plant complete all as specified and directed.
S&F 2.5" pressure gauge for for R.O. Plant complete all as specified and directed.
S&F NRV for Dozing pump NRV R.O. Plant complete all as specified and directed.
S&F in repairs 50 mm UPVC pipe for RO plant with fitting like bend,elbow at any angle,Tee, thread adapter, end cap thread adapter brass at any angle, reducer, coupler, open, blind flange etc required for plumbing on each meter length complete all as specified and directed.
S&F in repairs 40 mm UPVC pipe for RO plant with fitting like bend,elbow at any angle,Tee,thread adapter, end cap thread adapter brass at any angle, reducer, coupler, open, blind flange etc required for plumbing on each meter length complete all as specified and directed.
S&F in repairs 25 mm CPVC pipe for RO plant with fitting like bend,elbow at any angle,Tee, thread adapter, end cap thread adapter brass at any angle, reducer, coupler, open, blind flange etc required for plumbing on each meter length complete all as specified and directed.
S&F in repairs 20 mm CPVC pipe for RO plant with fitting complete like bend,elbow at any angle,Tee, thread adapter, end cap thread adapter brass at any angle, reducer,coupler, open, blind flange etc required for plumbing on each meter length complete all as specified and directed.
S&F socket/elbow / MTA dia 50/40mm for R.O. Plant complete all as specified and directed.
S&F socket/elbow / MTA dia 25/20mm for R.O. Plant complete all as specified and directed.
S&F union , 1.5" for R.O. Plant complete all as specified and directed.
S&F Teflon tape for for R.O. Plant complete all as specified and directed.
S&F solment pest for R.O. Plant complete all as specified and directed.
S&F CPVC Ball valve 40 mm dia for R.O Plant complete all as specified and directed.
M&L for two coats of bituminious paint suitable for drinking water after necessary preparation of internal surfaces of plants complete all as specified and directed.
M&L for two coats of synthetic aluminium paint external surfaces over and including a coat of red oxide primer on plants/pipes after preparation of surfaces complete all as specified and directed.
S&F in repairs HDPE pushfit type, umbrella type strainer for multigrade filter and water softner complete all as specified and directed.
Supplying, cleaning, washing, screening and filling media inside the multigrade filter pressure filter media/gravels complete all as specified and directed of following sizes.
25 mm to 20 mm
20 mm to 16 mm
16 mm to 8 mm
8 mm to 3 mm
Supply ,cleaning and filling the filter sand inside the pressure filter (type of sand 16/30 mesh) complete all as specified and directed. Source : Baraker river.
Supply & charging inside the oxidation chamber of catalyst (MNO2) complete all as specified and as directed
S&F in repairs CI diapharam valve 150 mm bore complete all as specified and as directed. Make : Hazra/ Parboti/Kirloskare or equivalent make as approved by GE
S&F in repairs CI diapharam valve 100 mm bore complete all as specified and as directed. Make : Hazra/ Parboti/Kirloskare or equivalent make as approved by GE
S&F in repairs CI diapharam valve 80 mm bore complete all as specified and as directed. Make : Hazra/ Parboti/Kirloskare or equivalent make as approved by GE
S&F in repairs water pressure guage 0 - 10 Kg/Sqcm cap dia 150 mm complete all as specified and directed.
S&F in repairs water pressure guage 0 - 10 Kg/Sqcm cap dia 100/80 mm complete all as specified and directed.
Supply only water hardness testing chemicals re-agent solution A B C and glass vessel for water testing complete all as specified and directed.
Supply only Chlorine testing and glass vessel for water testing complete all as specified and directed.
Supply & pouring resing inside bed of oxidation chamber complete all as specified and directed. Make : ION Exchange (INDION 225 NA) or equivalent make as approved by GE
S&F in repairs for Gun metal gate valve with iron wheel head, screwed down iron pipe of 25 mm bore complete all as specified and directed.
S&F in repairs rubber for CI diapharam valve 150/100 /80 mm bore complete all as specified and directed. Make : Hazra/ Parboti/Kirloskare or equivalent make as approved by GE
S&F in repairs micron cartrige 5 micron of RO filter cum purifier of cap 25 LPH complete all as specified and directed.
S&F in repairs carbon cartrige 5 micron of RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs adaptor 220- 24 volt DC for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs carbon block for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs pressure busting pump for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs membrane of 75 GPD compact for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs low and high pressure switch for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs UV Lamp for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs solenoid valve for for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
S&F in repairs of 6 mm pipe for RO filter cum purifier of cap 25 LPH complete all as specified and directed. Make - Livpure or equivalent make as approved by GE
M&L for Opening the top, bottom & side cover of the existing plants consisting of the iron removal plant of capacity 90000 LPH ,including two softner plant, taking out the existing filler materials i.e. sand, gravels, resins, PVC strainer etc for cleaning, separation & stacking at site for re-use and re-filling the same complete all as specified and directed.
M&L for Opening the top, bottom & side cover of the existing plants consisting of the iron removal plant of capacity 36000 GPH ,including softner plant, taking out the existing filler materials i.e. sand, gravels, resins, PVC strainer etc for cleaning, separation & stacking at site for re-use and re-filling the same complete all as specified and directed.
M&L for Opening the top, bottom & side cover of the existing plants consisting of the iron removal plant of capacity 10000 GPH ,including softner plant, taking out the existing filler materials i.e. sand, gravels, resins, PVC strainer etc for cleaning, separation & stacking at site for re-use and re-filling the same complete all as specified and directed.
M&L for Opening the top, bottom & side cover of the existing plants consisting of the iron removal plant of capacity 20000 GPH ,including softner plant, taking out the existing filler materials i.e. sand, gravels, resins, PVC strainer etc for cleaning, separation & stacking at site for re-use and re-filling the same complete all as specified and directed.
Supply and mixing common salt (Non iodised best quality locally available of 50 Kg bag complete all as specified and directed. Note- Salt supplied by contractor and he will have to mixing in IRP plant , which are installed at New pump house, Main pump house, MAP Ph-II Pump house and MAP Ph-I pump house according to direction of Engr-in charge
Supply and dosing Antiscalant solution 5 mg/ltr for Reverse Osmosis plant to minimize/eliminates acid feed for scale control for improving system efficiency, inhibition for CaCo3, CaSO4, metal oxides & moderate scale, NSF certified, for RO plant of MAP Phase II, RO plant near New pump house, RO Plant of CMDC and RO plant of Defi Tech Bldg complete all as specified and as directed. Make : Ion exchange Brand INDION 8111, Zeolite or equivalent make as approved by GE.
Supply and mixing bleaching Powder as per IS-1065 (Latest Edition) complete all as specified and directed.
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