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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹2.4 CrAccepted-Finance | ₹2.4 Cr | L1 | Accepted-Finance The firm is L1. |
| 2 | L2₹3.1 Cr+₹77.4 L (32.7%)Rejected-Finance KTA ROAD LAMBA LINE JUNGLIGHAT PO PORT BLAIR 744103 | PORT BLAIR | SOUTH ANDAMANS | ANDAMAN AND NICOBAR ISLANDS | 744103 | ₹3.1 Cr+₹77.4 L (32.7%) | L2 | Rejected-Finance The firm is L2. |
| 3 | Rejected-Technical | - | - | Rejected-Technical Not meeting NIT Criteria |
| 4 | Rejected-Technical | - | - | Rejected-Technical Not meeting NIT Criteria |
Tender Value
₹3.4 Cr
EMD Value
₹6.8 L
Closing Date
29 Oct 2024, 4:00 pmClosed
Sr. Manager
NSCBI AIRPORT KOLKATA
R and M Other Electrical Works at NSCBI Airport, Kolkata SH Operation and Day to Day Maintenance of Water Treatment Plant , Water Body and Bore-Wells Pumps etc.
2024_AAI_210053_1
AAI/EMD/NIT/WTP - WB/2024
Open Tender
Electrical Works
Works
730 days
NSCBI AIRPORT KOLKATA
Please refer Tender documents.
18 documents required · 18 mandatory
₹1,180
Yes
₹6.8 L
Yes
25 Jul 2025
7 Oct 2024
30 Oct 2024
7 Oct 2024
29 Oct 2024
7 Oct 2024
7 Oct 2024 - 14 Oct 2024
Amount
SH-I: Operation & daily Maintenance of WTP, WB & Bore Well Pumps
Manpower for Round the clock (24x7) Operation & Maintenance of Water Treatment Plant(WTP), Water Bodies(WB) & Bore Well etc. along with its associated system accessories including carrying out regular inspection & testing,Preventive Maintenance, monthly water testing, documentation, deployment of required manpower etc. in accordance to the special conditions of contract at NSCBI Airport, Kolkata.
a) First Year
b) Second Year
SH-II: Replacement of media in ACF, OC & PSF
Complete Removal and dismantling of old media from existing Pressure Sand Filter of WTP, including cleaning the same, check for any cracks and making good the same through welding, painting the same with two coats of anti corrosive paint and topping up the PSF with new media including supply of new media and replacement of all old PVC stainer with new as per site requirement & Manufacturer's standard complete etc. as required for followings. WTP-Specifications of existing PSF:- Diameter: 2.6 meters Height on straight: 1500 mm Maximum pressure: 4.5kg/cm2 Minimum pressure: 1.0kg/cm2 Average:flow(Each): 45,000 LPH Media quantity: As per OEM requirement
a) First Year
b) Second Year
Complete Removal and dismantling of old media from existing Activated Carbon Filter of WTP, including cleaning the same, check for any cracks and making good the same through welding, painting the same with two coats of anti corrosive paint and topping up the ACF with new media including supply of new media including supply of new media and replacement of all old PVC stainer with new as per site requirement & Manufacturer's standard complete as required. WTP-Specifications of existing ACF:- Diameter: 1.0 meters Height on straight: 2000 mm maximum Maximum pressure: 4.5kg/cm2 Minimum pressure: 1.0kg/cm2 Average:flow(Each): 45,000 LPH Media quantity: As per OEM requirement
a) First Year
b) Second Year
Complete Removal & dismantling of old media from existing softner tank with new media including cleaning the same, check for any cracks and making good the same through welding, painting the same with two coats of anti corrosive paint and topping up the softner tank with new media including supply of new media and replacement of all old PVC stainer with new one & ION exchange resins as per site requirement & Manufacturer's standard complete as required. Specifications of existing Softner at WTP Expected Raw Water Hardness:- 500 ppm Expected Treated Water Hardness:- Less than 5 ppm Min. Expected Rate of flow: 60 Cub. Mtr./Hr. Media quantity: As per requirement & OEM Standard and as per instruction of EIC
a) First Year
b) Second Year
Complete Removal and dismantling of old media from existing Oxidation Chamber of Water Treatment Plant, cleaning the same, check for any cracks and making good the damages through welding, painting the same with two coats of anti corossive paint and topping up the OC with new media including supply of new media as per site requirement & Manufacturer's standard complete as required. Specifications of existing OC:- Capacity: 95 cum/hr, 40,000 ltr/sqm/hr. Media quantity: As per OEM requirement and as per instruction of E-I-C.
a) First Year
b) Second Year
Complete Removal and dismantling of old media from existing FRP Bobbin Wound Filter With Sand & Multiport Valve Top Mount of Water Body, including cleaning the same, check for any cracks and making good the same and supply and topping up the filter with new media and replacement of all old PVC stainer with new as per site requirement & Manufacturer's standard etc. complete as required to make serviceable.
a) First Year
b) Second Year
SH-III : Cleaning works for Water Tanks
Complete dewatering and cleaning of storage tanks (having depth of 8 mtrs./2 mtrs. approx.) through high pressure mechanized cleaning of water tank to get rid of calcination, algae, sludge, sediment and other contaminants by bleaching solution, sodium hypochlorite and other standard chemical treatment to arrest microbiological contaminants etc. as required and as per instruction of Engineer-in-Charge of following volumes (approx.) including providing relevant safety kit and breathing appratus (oxygen mask, cylinder etc.) to cleaning personnel:
2.47 lakh litres volume of water
a) First Year
b) Second Year
14.29 lakh litres volume of water
a) First Year
b) Second Year
19.09 lakh litres volume of water
a) First Year
b) Second Year
6.46 lakh litres volume of water
a) First Year
b) Second Year
8.00 lakh litres volume of water
a) First Year
b) Second Year
SH-IV Electrical Work
Supply, installation, testing & commissioning of Star Delta starter's on delay timer having range upto 120 sec and operating voltage 110-415 V AC, 30V DC and suitable current upto 5A.
a) First Year
b) Second Year
Supply, installation, testing & commissioning of Overload Relay having Ampere range upto 10 Amp, operating voltage 110V - 415 V AC.
a) First Year
b) Second Year
Complete rewinding the following capacity defective motor suitable for 230/415 volts with necessary copper winding and heat varnishing, replacement of bearing etc. complete as required including dismantling and reinstallation of the same at site.
Upto 10 KW
a) First Year
b) Second Year
Above 10 KW to 20 KW
a) First Year
b) Second Year
Above 20 KW to 30 KW
a) First Year
b) Second Year
Above 30 KW to 40 KW
a) First Year
b) Second Year
SH-V : Supply of minor spares for Pumps for replacement.
Providing & fixing of suitable size o-ring rubber for following capacity water pump as and when required
for 0.75 hp pump
a) First Year
b) Second Year
for 1 hp pump
a) First Year
b) Second Year
for 2 hp pump
a) First Year
b) Second Year
for 3 hp pump
a) First Year
b) Second Year
for 5 hp pump
a) First Year
b) Second Year
for 7.5 hp pump
a) First Year
b) Second Year
for 10 hp pump
a) First Year
b) Second Year
for 13 hp pump
a) First Year
b) Second Year
for 15 hp pump
a) First Year
b) Second Year
for 20 hp pump
a) First Year
b) Second Year
for 30 hp pump
a) First Year
b) Second Year
for 50 hp pump
a) First Year
b) Second Year
Providing & fixing of suitable size Mechanical seal for following capacity water as and when requiredpump
for 0.75 hp pump
a) First Year
b) Second Year
for 1 hp pump
a) First Year
b) Second Year
for 2 hp pump
a) First Year
b) Second Year
for 3 hp pump
a) First Year
b) Second Year
for 5 hp pump
a) First Year
b) Second Year
for 7.5 hp pump
a) First Year
b) Second Year
for 10 hp pump
a) First Year
b) Second Year
for 13 hp pump
a) First Year
b) Second Year
for 15 hp pump
a) First Year
b) Second Year
for 20 hp pump
a) First Year
b) Second Year
for 30 hp pump
a) First Year
b) Second Year
for 50 hp pump
a) First Year
b) Second Year
Providing & fixing of suitable size Bush for following capacity water pump as and when required
for 0.75 hp pump
a) First Year
b) Second Year
for 1 hp pump
a) First Year
b) Second Year
for 2 hp pump
a) First Year
b) Second Year
for 3 hp pump
a) First Year
b) Second Year
for 5 hp pump
a) First Year
b) Second Year
for 7.5 hp pump
a) First Year
b) Second Year
for 10 hp pump
a) First Year
b) Second Year
for 13 hp pump
a) First Year
b) Second Year
for 15 hp pump
a) First Year
b) Second Year
for 20 hp pump
a) First Year
b) Second Year
for 30 hp pump
a) First Year
b) Second Year
for 50 hp pump
a) First Year
b) Second Year
Providing & fixing of suitable size Coupling for following capacity water pump as and when required
for 0.75 hp pump
a) First Year
b) Second Year
for 1 hp pump
a) First Year
b) Second Year
for 2 hp pump
a) First Year
b) Second Year
for 3 hp pump
a) First Year
b) Second Year
for 5 hp pump
a) First Year
b) Second Year
for 7.5 hp pump
a) First Year
b) Second Year
for 10 hp pump
a) First Year
b) Second Year
for 13 hp pump
a) First Year
b) Second Year
for 15 hp pump
a) First Year
b) Second Year
for 20 hp pump
a) First Year
b) Second Year
for 30 hp pump
a) First Year
b) Second Year
for 50 hp pump
a) First Year
b) Second Year
Providing & fixing of suitable size oil seal for following capacity water pump as and when required
for 13 hp pump
a) First Year
b) Second Year
Providing & fixing of suitable size moisture sensor for following capacity water pump as and when required.
for 13 hp pump
a) First Year
b) Second Year
SH-VI : Miscellaneous works
Supply, installation, testing & commissioning of Water Pressure Gauge having pressure range upto 16 kg/cm2 and suitable size as per site condition.
a) First Year
b) Second Year
Scrubbing, cleaning the existing surface of cubicle panels / MS pipes and spray painting the same with two coats of synthetic enamel paint of approved brand and manufacturer of required colour over one coat of red oxide metal primer etc. to give an even shade as required.
a) First Year
b) Second Year
Supply, installation, testing & commissioning of 6 lph @ 4 kg/cm2 dosing pump complete etc. as required.
a) First Year
b) Second Year
Replacement of damaged old RO membrane from RO water Generation plant and installation of new RO membrance (8 inch dia DOW RO membrance BW 30-365), testing & commissioning of the same complete etc as required.
a) First Year
b) Second Year
Supply of NACL (Iodind Free)
a) First Year
b) Second Year
Supply of Sodium Hypochlorite (NaOCl 8% free chlorine)
a) First Year
b) Second Year
Supply of Sodium Metabisulphite (SMBS) food grade
a) First Year
b) Second Year
Supply of RO Antiscalant food grade
a) First Year
b) Second Year
Supply of TCCA 90 granular
a) First Year
b) Second Year
Supply of TASKI R2 (Cleaning chemical agent) or approved equivalent.
a) First Year
b) Second Year
Supply of TASKI R3 (Cleaning chemical agent) or approved equivalent.
a) First Year
b) Second Year
Supply of SUMA Inox D7.1 (Cleaning chemical agent) or approved equivalent.
a) First Year
b) Second Year
Supply, installation, testing, commissioning of outdoor type SMPS panel made out of 2 mm thickness CRCA sheet for suitable size confirming to IP 65, including hinged lockable double doors( inner & outer) on the suitable size of panel door & Framing & finishing with powder coating color shade RAL 7032 with complete wiring. The Panel Consists of 1. 3 Nos. SMPS operating in 220V AC input and 18V/15A DC output having 3 nos. (+ve) terminal and 3nos. (-ve) terminal each 2. Single phase 16A MCB for panel switching 3. "ON" indication light 4. Panel Base frame (minimum height 2 ft. from ground) 5. Terminal Block (all DC terminal should connect in terminal block) Panel are completely wiring with suitable size copper wire.
Supply and laying on surface/ trench etc. as per site conditions of 1100 volt grade PVC sheathed/XLPE 4 core 25 Sq. mm aluminium armoured conductor cable conforming to IS 7098 (Part-I) 1988.
Supply, installation, testing & commissioning of online digital Flow meter with recording & monitoring device and other necessary equipment as required of INLET & OUTLET of WTP plant having suitable up to 200 mm dia pipe.
RO FEED PUMPS :
Supply, installation, testing and commissioning of vertical Multistage Inline Pump (SS 316 Impeller & Chamber) with 3 kw IE5 efficiency motor inbuild VFD & Pump Controller (anti hammering facility available) making base with concrete foundation etc. complete as required
Capacity 20 M3/Hr.
Head-30mtr
Quantity-2 Nos(1W+1S)
Supply, installation, testing and commissioning of down flow ACTIVATED CARBON FILTER having capacity 20000 LPH consisting vertical cylindrical mild steel pressure vessel with dished end, having size of 1200 mm dia X 1875mm height Vertical type one set of 80 mm dia nominal bore frontal mild steel pipe work for inlet, outlet, back wash and rinse line and 5 No butterfly valve having hand lever type complete all as specified and directed.
Note: - (i) The pressure vessel shall be made of medium Grade MS Sheet 5 mm thick
(ii) Dished ends shall be machine made of medium Grade MS Sheet 5 mm thick
(iii) The filter plant shall ensure even distribution across the surface area of the filter bed, header, lateral system & bottom collecting system.
(iv) The plant shall have Air release arrangement with 2 No pressure gauge to monitor head loss across the filter and sampling cocks on inlet and outlet ends. The filter plant shall have full charge of filter media as per manufacturer’s design
(v) Depth of filter media shall 1000 mm and total media quantity shall 1130 kgs (Gravels, Pebbels, Silex, Core Silex & Activated Carbon).
(vi) The filter have man hole, hand hole and supporting legs.
(vii) The job shall include necessary surface dressing, PCC/RCC foundation as required complete all as specified & as directed by manufacturer & the same duly approved by officer.
(viii) The vessel shall be painted internally with 2 coats of anticorrosive and non toxic black bituminous paint (compatible with drinking water) and external surface shall be painted with 2 coats of Synthetic Enamel paint over a coat of red oxide primer
(xviii) The plant shall be designed for a flow of 20000 LPH
(xxi) The backwash frequency shall be every 12 hours (twice a day) for continuous operating unit. If unit is operated intermittently, the total operating time in service cycles shall be limited to 5-6 hours before next back wash & back wash time 15-20 minutes.
ACTIVTAED CARBON FILTER - ACF1200
FLOW RATE(m3/hr) - 20
QUANTITY(NOS) - 1
FILTER DIA(MM) - 1200
FILTER HEIGHT(MM) - 1875
SHELL THICKNESS(MM) - 5
DISHEND THICKNESS(MM) - 5
FRONTAL PIPE WORK(MM) - 80
MEDIA DEPTH(MM) - 1000
MEDIA QUANTITY - 1130
BACKWASH TIME - 20-30MINUTES
Supply, Installation, Testing & Commisioning of 10M3/HR RO plant system shall be having capacity to treat the raw water. The treated water should have TDS less as per WHO standards. The operating voltage to 230 volt AC +/- 10% alongwith required capacity high pressure pump and solenoid valves, dry run protection of pump, automatic tank level control, inbuilt auto flush timer for periodic flushing of membranes, over voltage and over current protection with switch mode power supply system complete in all respects including installation, fittings etc. complete as required.
Capacity-10m3/hr
Maximum Permate Flow-10m3/hr
Array-1:0
Membrane Quantity-10 Nos
Membrane Size-8 inch
Number of Pressure Tube-2Nos
Pressure Tube Rating-250PSI
Size of Pressure Tube-8 Inch
Element of Pressure Tube-5 nos
Membrane -Hydramem
Recovery of RO plant-50% to 75%
High Presure Pump-2 nos(1W+1S)
Capacity of High Pressure Pump-14.5m3/hr
Head of High Pressure Pump-170mtr
MOC of High Pressure Pump-SS316
Motor Rating of High Pressure Pump-11KW
Motor Speed of High Pressure Pump-2900 RPM
Micron Cartrige Filter-2 nos
Micron Cartridge Size-Jumbo 20" Long
Micron Cartridge MOC-PP
Micron CartridgeElement/Type-PP Spiral Wound
Micron Cartridge Rating-5 Microns
Electrical Panel-1Set
ORP Meter-1et
Drump Valve-1 Set
Instrument List
Pressure Gauge Quantity in Nos-1Nos
Pressure Gauge Type-Bourdon with Glycerine Filled
Pressure Size-150mm
Pressure Range-0-40kg/cm2
Location-RO Wet Panel
Low Pressure Switch Quantity-1 Nos
Low Pressure Switch Type-Spring Actuated
Low Pressure Location-RO Feed
High Pressure Switch Quantity-1 Nos
High Pressure Switch Type-Spring Actuated
High Pressure Location-High Pressure Pump Delivery
Conductivity Indicator Quantity-1 NOs
Type-Digital Indicator
Location-RO Permate Outlet
The complete set should be factory assembled and tested .
ALL NECESSARY INTER CONNECTING PIPING
Providing and fixing all piping (as described below) and isolation control valves, non return valves etc. complete as required for making the system complete in all respect.
UPVC piping (Schedule 40 PVC) - For all interconnecting piping for RO plant (Approx qty. 75 mtr)
MS CLASS B - For all interconnecting piping for filter plant (Approx qty. 75 mtr)
RO WATER DOMESTIC SUPPLY
Supply & installation, testing and commissioning of 2 nos Vertical Multistage Inline Pump (SS 316 Impeller & Chamber) with 2.2 kw IE5 efficiency motor, inbuild VFD & Pump Controller (anti hammering facility available),With Modbus for BMS. base frame, SS 316 Suction & Discharge Manifold, Pressure Transmitter,Pressure Gauge & 200 LTR PN 10 Pressure tank etc. complete as required.
Capacity-6.5m3/hr
Head-60mtr
Quantity-2 Nos(1W+1S)
RO WATER INTERNATIONAL SUPPLY
Supply & installation, testing and commissioning of 2 nos Vertical Multistage Inline Pump (SS 316 Impeller & Chamber) with 2.2 kw IE5 efficiency motor, inbuild VFD & Pump Controller (anti hammering facility available),With Modbus for BMS. base frame, SS 316 Suction & Discharge Manifold, Pressure Transmitter,Pressure Gauge & 200 LTR PN 10 Pressure tank etc. complete as required.
Capacity-1.2m3/hr
Head-40mtr
Quantity-2 Nos(1W+1S)
Supply & installation, testing and commissioning of horizontal centrifugal pump motor set with Stainless Steel SS 304 stage casing,impellers,shaft,sucton & discharge casing as per IEC standrads of handing salt water suitable operation on 3phase,50Hz,415+/- volts AC supply set with IE3 induction motor including mounting baseframe & including all neccessary accessories complete as required.
Capacity-20m3/hr
Head-18mtr
Quantity-2 Nos(1W+1S)
Dismalting of Salt suction pump with other accessories and including lifting, cutting, grinding, breaking etc. complete as required.
Supply & installation, testing and commissioning of continues type twin rotary Air Blower with construction in cast iron with V belt drive of capacity 200 cum/hr ,pressure 0.42kg/cm2 suitable for operation on 3 phase,50HZ,415+/- ac supply with suitable IE3motor 4 pole mounted on a channel base plate including all necessary accessories compete as required in compliance to the SCC & GCC and as per direction and complete satifaction of the Enginneering in Charge.
Dismalting of Existing Air blower with other accessories and including lifting, cutting, grinding, breaking etc. complete as required.
Softener feed pump Supply & installation, testing and commissioning of vertical inline multistage centrifugal pump motor set with SS04 stage casing,impellers,shaft,uction,& discharge casing as per IEC standards of capacity 64.8m3/hr & head-40m suitable for operation on 3phase ,50hz415+/- AC supply set with suitable IE5 motor of 2pole 15kw including all necessary accessories complete as required in complaince to the SCC & GCC and as per direction and complete satisfaction of the Engineer in Charge.
Dismalting of Existing Softener Feed Pump with other accessories and including lifting, cutting, grinding, breaking etc. complete as required.
KAKOLIL TRADE AGENCIES (BID ID -760767)
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