Tender For Operation And Maintenance 4.1 Mgd Surface Water Treatment (Both For Civil & E&M Component Of Works) Including Supply Of Coagulants (Alum & Pac), Liquid Chlorine, Guarding Arrangement (If Applicable), Sludge Disposal And Supply Of Required
Tender Value
2.89 Crore
Estimated cost
Bid Submission
30 Nov 2026
21 days left
EMD
5.79 Lakhs
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
24 Paraganas North → West Bengal
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Operation And Maintenance 4.1 Mgd Surface Water Treatment (Both For Civil & E&M Component Of Works) Including Supply Of Coagulants (Alum & Pac), Liquid Chlorine, Guarding Arrangement (If Applicable), Sludge Disposal And Supply Of Required Laboratory Reports Etc. At Garulia Wtp, In District North 24 Parganas For A Period Of 36 Months.
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 05-Nov-2026 | 1st Corrigendum | Other | 30-Nov-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | (A) OPERATION COMPONENT |
| 2 | Operation and Maintenance of 4.1 MGD Water treatment plant (all unit/component) including supplying and dosing coagulant (Alum and PAC) and maintenance of equipments, guarding of the plant including regular cleaning of plant premises & surroununding etc (both for Civil and E&M component) as per direction of Engineer in charge and terms & condition mentioned in NIT. |
| 3 | i) Intake well, parshall flame & flash mixtures including the open channel flow meter, gates, valves etc. all complete & as per instruction of E.I.C. |
| 4 | ii) Chemical house which includes pre and post chlorination arrangement, dosing arrangement with Alum and PAC, plant control laboratory etc. all complete and instruction of EIC. |
| 5 | iii) Plate settlers including diversion of sludge to the sludge pump house and lagoon etc. all complete and instruction of EIC |
| 6 | iv) Sludge sump cum pump house and including operation of . supernet pumps ,peridical cleaning of the pump etc. all complete and as per instruction of EIC |
| 7 | v) Filter house including recirculation pumps, Compressors, Blowers, wash pumps, back wash pumps, clear water feed pumps, 6 nos Rapid Gravity filter beds, head loss meter, flow meters, pneumatically/actuator operated penstock valves, level indicators, controller, controller, control panels, distribution panels and all other instrumentations and regular cleaning of plant premises and surrounding etc. all complete as per instruction of EIC |
| 8 | vi) Sludge lifting and removing manually from buffel wall, Plate settler & Channels as & when required. |
| 9 | vii) Performing routine laboratory tests for raw water & clear water. |
| 10 | viii) Arrangement of security Guards for round the clock for guarding plant & materials in the entire premises including entry & exit gate, Administrative building and as per the direction of the EIC. |
| 11 | ix) Control console including its associated panel, relays etc, filter bet washing, operation, indication ,metering annunciation for various process valves, gates at control room of filter bed. During maintenance period panels are to be maintained by annual maintenance contractor with OEM or his authorised representatives . |
| 12 | x)Annex building including MCC cum PDB capacitor, reactor panel with auto power factor connection mechanism control desk with its necessary equipments, battery and battery charger all complete as per direction of EIC . |
| 13 | 1 ST YEAR |
| 14 | a) Civil Portion= 42% |
| 15 | b) E&M Portion = 58% |
| 16 | 2 ND YEAR |
| 17 | a) Civil Portion= 42% |
| 18 | b) E&M Portion = 58% |
| 19 | 3 RD YEAR |
| 20 | a) Civil Portion= 42% |
| 21 | b) E&M Portion = 58% |
| 22 | Replacement of Spares parts and hardwares parts towards the cost of minor maintenance & consumables like Mobil, Gear-oil, Grease and spares for minor maintenance like Nut, Bolt, Bearing Gland, Packing etc and also minor repairing of civil works. The cost of the spares and hardwires so supplied for extra work shall be ascertained from the original voucher for the purchase from the authorized dealers and/or manufacturer submitting to the department plus 10%(Ten percent) profit. The transportation charges and the labor element for replacing the spares,overhaulting as well be necessary shall be inclusive within the scope of tender Item No.1. |
| 23 | a) Civil Works |
| 24 | b) E&M Works |
| 25 | Supplying & Conducting the necessary Laboratory Test (Raw water, treated water & other tests related to the supply of potable water as and when required) from any NABL accredited Laboratory, Institution/Department The payment for such testing will be the actual cost plus 10%(Ten percent) profit (submission original voucher from concerned organizations is mandatory for payment) . |
| 26 | Clearing compound premises of shrubs, plants, jungles etc. by cutting and removing as directed by the Engineer-in-Charge. |
| 27 | Annual servicing and repairing including obtaining safety certificate from competent authority for compressor vessel, blower, chainpully system of alum and chlorine.[Analysed and approved by KMDA ANNEX-D] E&M Part |
| 28 | (B) MATERIAL PART |
| 29 | Cost of coagulants (Alum and PAC) including supply for treatment of Raw water at Laketown WTP. |
| 30 | Liquid Poly Aluminium Chloride (PAC) (Food grade-High basisity) Liquid form as per IS: 15573-2008,Delivered at site /WTP within KMA area including unloading at site. (Payment will be made on actual consumption) |
| 31 | FOR 3 YEARS |
| 32 | Note: Considering PAC dosing @ 16 ppm , dosing 9.5 months annually. (Vide Chemical consumption Sheet ) |
| 33 | Alumino Ferric Alum Cake IS marked materials as per IS: 299-2012 (Fifth Revision) of Grade-IV solid Alum at site/WTP within KMA area including unloading at site. (Payment will be made on actual consumption) |
| 34 | FOR 3 YEARS |
| 35 | Note: Considering Alum dosing @ 21 ppm , dosing 2.5 months annually. (Vide Chemical consumption Sheet) |
| 36 | Supply of liquid chlorine conforming to IS 646-1986 2nd revision of 99.8% (Min.) purity delivered at site including testing of cylinders,loading of empty tonner & unloading of filled tonner at site.(Payment will be made on actual consumption ) |
| 37 | Note : Considering Chlorine dosing @ 3 ppm throughout the Year [Vide Chemical consumption sheet] |
| 38 | Add CESS @ 1% |
| 39 | Add GST @ 18% Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Nov 05, 2026
11:30 IST
Tender Published
Tender notice published.
Completed
Nov 30, 2026
18:00 IST
Corrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 21 daysNov 30, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 21 daysTender Documents
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