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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹23.5 LAccepted-Finance | L1 | Accepted-Finance 1st lowest bidder | |
| 2 | L2₹23.5 L+₹2,699 (0.11%)Rejected-Finance | L2 | Rejected-Finance 2nd lowest bidder | |
| 3 | L3₹24.3 L+₹85,176 (3.63%)Rejected-Finance | L3 | Rejected-Finance 3rd lowest bidder |
| Sl No | Description | Qty | Unit | M/s Singh Electrical Works L2 | TRANSTECH L3 | AVIJIT CHOWDHURY L1 |
|---|---|---|---|---|---|---|
| 1.00Supply, Erection, Testing & Commissioning of MS ERW Chilled Water (Supply & Return) Piping (Class C) complete with flange , Tee, bend & other necessary fittings including weilding joints & MS supports and TF quality thermocol density 16kg/cum insulation with chicken wire mesh sand cement plaster (Pipes upto 150 NB shall be Heavy Grade as per IS: 1239 Part .) (Make- Jindal/Tata) | ||||||
| 1.01 | 80 mm NB (Insulation 50 mm thick) | 28 | RM | 1,993 ₹55,804 | 2,070 ₹57,960 | 1,985 ₹55,580 Lowest |
| 2.00Floor Mounted Outdoor type Air Handling Unit - | ||||||
| 2.01FLOOR MOUNTED AIR HANDLING UNITS :- 10000 cfm, 80 mm TSP SITC of Double Skinned Air Handling Unit comprises of following features: 1. Extruded hollow Aluminium profile having thickness 23+2 mm and injected with CFC free PUF having delsity 40+2 Kg/CuM 2. Outer skin 0.60 mm thick precoated GI and Inner skin 0.6 mm plain GI sheet. 3. Mixing box with manually operated fresh & return air Aluminium dampers. 4. Filter section with 25 mm thick box type pre-filter (MERV-8) & 305 mm thick bag type fine filter (MERV13) mounted on a common filter frame. 5. Coil section with multi-rows deep chiiled water type cooling coil made out of 0.41 mm thick 12.7 mm OD Copper tube and Copper HEADER with plain Aluminium fins spacing 11-13 FPI. | ||||||
| 2.02 | 6. Condensing drain tray made out of 22 SWG, SS-304 material and insulated with 13 mm thick closed cell Nitrile Rubber insulation material.
7. Fan section with DIDW centrifugal backward curved fan, motor, V-belt & drive set with 2 Nos. (1 working + 1 stand by) TEFC Squirrel cage AC induction motor IE-2
8. Supply air manually operated AL damper, FR canvas as required.
9. arrangement of VCD and injection of fresh air @ 2100 CFM
10. Dial pressure gauge & temparature gauge, Purge Valve, water drain valve as required.
11. AHU shall be complete with VFD.The VFD shall be of IP20 rating (MAKE:ABB/DANFOSS/SIEMENS)
12. AHU shall be mounted with UVC Emitter and the minimum UV intensity in the coils shall be greater than 700-800 uW/Cm2. The unit shall be UL Listed (UL-1995)
(Make : Zeco/SystemAir/Edgetech/Daikin/Jaypee/Carrier India) (AHRI/EUROVENT CERTIFIED)
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 1 | Set | 5,15,120 ₹5,15,120 | 5,35,550 ₹5,35,550 | 5,14,675 ₹5,14,675 Lowest |
| 3.00 | 2 WAY MOTORISED MIXING VALVE
S & F 80 MM NB of the following Water line 2-WAY MIXING VALVE WITH ACTUATOR, LINKAGE & THERMOSTAT as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements: The two way modulating valves shall be provided in chilled water line to the cooling coil of Air- handlers which is actuated by a proportionate thermostat. The two-way valve shall be selected for valve authority value in the range of 30 % to 60 %. These valves shall consist of bronze metal valve body with stainless steel trim with linear flow characteristics. Modulating motor shall be suitable for operation with a signal of 0-10 volt DC.
The pressure drop across valve for air-handler unit shall not exceed 5.0 PSI. The valve linkages shall be of the same make as of valves & modulating motor.
(Make- Honeywell / Belimo / Danfoss/ Siemens).
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 1 | No | 30,119 ₹30,119 | 31,370 ₹31,370 | 30,093 ₹30,093 Lowest |
| 4.00 | BUTTERFLY VALVE
S&F of 80 mm NB Water line Butterfly-Valve complete with providing flanges, nut-bolts, gasket and welding arrangements: Butterfly valve shall be of PN 16 rating as per standard. Valves of sizes 32 mm and above shall be made out of Cast Iron body, SG iron disc with Nylon coated, SS-431 Stem, EPDM integrally moulded liner with hand lever/Gear Box with detachable hand lever operation (Make - Advance / Audco/Honeyell).
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 6 | Nos | 4,537 ₹27,222 | 4,720 ₹28,320 | 4,529 ₹27,174 Lowest |
| 5.00Supply and Laying of Rigid PVC Drain Pipe (Medium Class)with respective fittings ,proper supports at 5 feet interval and duly insulated with 6 mm thick closed cell nitrile rubber insulation. (Make : Supreme/Approved Make) | ||||||
| 5.01 | 40 mm NB | 20 | RM | 431 ₹8,620 | 420 ₹8,400 Lowest | 435 ₹8,700 |
| 6.00 | Supply & fixing of Powder coated extruded Alluminium return air grilles (Make : Air Enterprise/SystemAir/Approved make) without volume control dampers. | 4 | Sq.M. | 7,632 ₹30,528 | 7,990 ₹31,960 | 7,626 ₹30,504 Lowest |
Tender Value
₹23.5 L
EMD Value
₹47,000
Closing Date
28 Jul 2026, 12:00 pmClosed
Exe.Engr._I, KSHED, P.W.Dte.
75 D H Road Kidderpore Kol_23
SITC of additional AHU in existing Chiller at proposed HDU at CCB inside the premises including allied EI works at Kolkata Police Hospital under SSKM(H) Electrical Sub Division._SITC of Air-Conditioning Work.
2026_WBPWD_5016636_1
WBPWD/EE-I/KSHED/Q24/26-27
Open Tender
A/C ORG
Item Rate
60 days
Kolkata Police Hospital
Please refer Tender documents.
5 documents required · 5 mandatory
₹47,000
O/o EE, KSHED, P.W.Dte.
19 Aug 2026
10 Jul 2026
30 Jul 2026
10 Jul 2026
28 Jul 2026
15 Jul 2026
14 Jul 2026
| Sl No | Description | Qty | Unit | Est. Rate | Est. Amount |
|---|---|---|---|---|---|
| 1Supply, Erection, Testing & Commissioning of MS ERW Chilled Water (Supply & Return) Piping (Class C) complete with flange , Tee, bend & other necessary fittings including weilding joints & MS supports and TF quality thermocol density 16kg/cum insulation with chicken wire mesh sand cement plaster (Pipes upto 150 NB shall be Heavy Grade as per IS: 1239 Part .) (Make- Jindal/Tata) | |||||
| 1.01 | 80 mm NB (Insulation 50 mm thick) | 28 | RM | - | - |
| 2Floor Mounted Outdoor type Air Handling Unit - | |||||
| 2.01 | FLOOR MOUNTED AIR HANDLING UNITS :-
10000 cfm, 80 mm TSP
SITC of Double Skinned Air Handling Unit comprises of following features:
1. Extruded hollow Aluminium profile having thickness 23+2 mm and injected with CFC free PUF having delsity 40+2 Kg/CuM
2. Outer skin 0.60 mm thick precoated GI and Inner skin 0.6 mm plain GI sheet.
3. Mixing box with manually operated fresh & return air Aluminium dampers.
4. Filter section with 25 mm thick box type pre-filter (MERV-8) & 305 mm thick bag type fine filter (MERV13) mounted on a common filter frame.
5. Coil section with multi-rows deep chiiled water type cooling coil made out of 0.41 mm thick 12.7 mm OD Copper tube and Copper HEADER with plain Aluminium fins spacing 11-13 FPI. | - | - | - | - |
| 2.02 | 6. Condensing drain tray made out of 22 SWG, SS-304 material and insulated with 13 mm thick closed cell Nitrile Rubber insulation material.
7. Fan section with DIDW centrifugal backward curved fan, motor, V-belt & drive set with 2 Nos. (1 working + 1 stand by) TEFC Squirrel cage AC induction motor IE-2
8. Supply air manually operated AL damper, FR canvas as required.
9. arrangement of VCD and injection of fresh air @ 2100 CFM
10. Dial pressure gauge & temparature gauge, Purge Valve, water drain valve as required.
11. AHU shall be complete with VFD.The VFD shall be of IP20 rating (MAKE:ABB/DANFOSS/SIEMENS)
12. AHU shall be mounted with UVC Emitter and the minimum UV intensity in the coils shall be greater than 700-800 uW/Cm2. The unit shall be UL Listed (UL-1995)
(Make : Zeco/SystemAir/Edgetech/Daikin/Jaypee/Carrier India) (AHRI/EUROVENT CERTIFIED)
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 1 | Set | - | - |
| 3 | 2 WAY MOTORISED MIXING VALVE
S & F 80 MM NB of the following Water line 2-WAY MIXING VALVE WITH ACTUATOR, LINKAGE & THERMOSTAT as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements: The two way modulating valves shall be provided in chilled water line to the cooling coil of Air- handlers which is actuated by a proportionate thermostat. The two-way valve shall be selected for valve authority value in the range of 30 % to 60 %. These valves shall consist of bronze metal valve body with stainless steel trim with linear flow characteristics. Modulating motor shall be suitable for operation with a signal of 0-10 volt DC.
The pressure drop across valve for air-handler unit shall not exceed 5.0 PSI. The valve linkages shall be of the same make as of valves & modulating motor.
(Make- Honeywell / Belimo / Danfoss/ Siemens).
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 1 | No | - | - |
| 4 | BUTTERFLY VALVE
S&F of 80 mm NB Water line Butterfly-Valve complete with providing flanges, nut-bolts, gasket and welding arrangements: Butterfly valve shall be of PN 16 rating as per standard. Valves of sizes 32 mm and above shall be made out of Cast Iron body, SG iron disc with Nylon coated, SS-431 Stem, EPDM integrally moulded liner with hand lever/Gear Box with detachable hand lever operation (Make - Advance / Audco/Honeyell).
All fixing bolts, double Nuts, different type washers must be of SS304 material to avoid failure with wear & tear due to rust & corrosion. | 6 | Nos | - | - |
| 5Supply and Laying of Rigid PVC Drain Pipe (Medium Class)with respective fittings ,proper supports at 5 feet interval and duly insulated with 6 mm thick closed cell nitrile rubber insulation. (Make : Supreme/Approved Make) | |||||
| 5.01 | 40 mm NB | 20 | RM | - | - |
| 6 | Supply & fixing of Powder coated extruded Alluminium return air grilles (Make : Air Enterprise/SystemAir/Approved make) without volume control dampers. | 4 | Sq.M. | - | - |
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