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Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹27.2 LAccepted-Finance | L1 | Accepted-Finance Lowest Vendor | |
| 2 | L2₹29.6 L+₹2.4 L (8.87%)Rejected-Finance D NO 35 14 13 1 RP PETA GAVARA KANCHARAPALEM VISAKHAPATNAM 530008 | VISAKHAPATNAM | VISAKHAPATNAM | ANDHRA PRADESH | 530008 | L2 | Rejected-Finance Being Not L1 | |
| 3 | L3₹29.8 L+₹2.6 L (9.63%)Rejected-Finance D NO 65 6 500 2 MULAGADA COLONY HIMACHALNAGAR GAJUWAKA VISAKHAPATNAM 530 026 | VISAKHAPATANAM | ANDHRA PRADESH | 530026 | L3 | Rejected-Finance Being Not L1 | |
| 4 | L4₹33.9 L+₹6.7 L (24.6%)Rejected-Finance | L4 | Rejected-Finance Being Not L1 | |
| 5 | L5₹36.8 L+₹9.6 L (35.2%)Rejected-Finance DOOR NO 14 6 21 5 OPP MARVAL SCHOOL BC ROAD NEW GAJUWAKA VISAKHAPATNAM 530026 | VISAKHAPATNAM | VISAKHAPATNAM | ANDHRA PRADESH | 530026 | L5 | Rejected-Finance Being Not L1 |
| Sl No | Description | Qty | Unit | REAL ENGINEERING WORKS L5 | bhavani constructions L1 | M/S CHANDRA ENGINEERS AND CONTRACTORS L2 | P VENKATA RAO L6 | SRI SIDDHI VINAYAKA ENTERPRISES L4 | ANAND ENTERPRISES AND ENGINEERS L3 |
|---|---|---|---|---|---|---|---|---|---|
| 1.00 | Preventive maintenance of central type AC plant by carrying out routine check of the Plant complete for smooth functioning all as per manufacturer's instructions and as directed for 120.0Tr *04 nos installed at 25A bldg including attending to under mentioned jobs to ensure its satisfactory performance:-
Note: Quoted Rates are deemed to be for carrying out checks as under.
(a)Contractor has to deploy sufficient number of technician at the worksite to attend the breakdown calls received from representatives during two shifts throughout the week including sundays & holidays and on emergencies in third shift shall be attended ,preventive maintenance for the entire duration of contract.It is the contractors responsibility to make the unit functional and sufficient stock of spares shall be maintained to rectify the breakdown within scheduled period. | 11 | Per Month | 43,000 ₹4,73,000 | 12,800 ₹1,40,800 Lowest | 32,000 ₹3,52,000 | 45,000 ₹4,95,000 | 32,000 ₹3,52,000 | 30,000 ₹3,30,000 |
| 1.02Cleaning, stacking, sorting, handling and upkeeping of maintenance shall be carried out by contractor. (b)checking the system for visual leaks at all flare fittings and arresting (c)carrying out leak test with soap solution in case reports indicate frequent loss/recharging of refrigerant into the system whenever required (d)checking operation ,suction& discharge pressures.In case of any abnormality identifying and correcting the same (e)checking and setting of safety controls such as HP/LP cutouts,overload protections and thermostats etc. (f)cleaning of pre air filters and replacing the same if necessary (g)checking lubricating oil level at the sight glass if found below the normal level the problem shall be analyzed and rectified. | |||||||||
| 1.03(h)Running of standby unit and observe for satisfactory performance. (i)checking the incoming voltage and running currents and take appropriate measures (j)checking for any abnormal noise/vibration from moving parts such as compressors,motors,fans etc in case of any abnormality,investigating and correcting the same (k)checking and rectifying any water leaks and arresting them (l)checking the operation of controls and making them functional (m)checking and cleaning of fan,runner blades and replace if required (n)cleaning cooling coils by cleaning agent (CFC free) (o)checking the cooling tower water level (p)checking the water level in the makeup water tank | |||||||||
| 1.04(q)starting and checking the running condition of cooling tower fan (r)starting the pump and checking the running condition including checking the NRVs (s)cleaning condensate drain tray (t)checking the cooling tower nozzles for proper spray and replacing the same if necessary u)Descaling the condenser and replacing the condenser end shield gaskets Record of these shall be maintained and submitted monthly to engineer in charge The above quoted rate is inclusive of all spare parts apart from below mentioned spare parts which will be paid seperately to make the unit completely functional, T&P manpower required in the site | |||||||||
| 2.00 | All as per item No. 1.00 above, but for 60 TR x 3 Nos. at 25D bldg | 11 | Per Month | 29,000 ₹3,19,000 | 10,000 ₹1,10,000 Lowest | 25,000 ₹2,75,000 | 31,500 ₹3,46,500 | 20,000 ₹2,20,000 | 20,000 ₹2,20,000 |
| 3.00 | All as per item No. 1.00 above, but for 100 TR x 3 Nos. at 25E bldg | 11 | Per Month | 43,000 ₹4,73,000 | 15,000 ₹1,65,000 Lowest | 38,000 ₹4,18,000 | 45,000 ₹4,95,000 | 32,000 ₹3,52,000 | 30,000 ₹3,30,000 |
| 4.00 | All as per item No. 1.00 above, but for 75 TR x 2 Nos. at 25E bldg | 11 | Per Month | 37,000 ₹4,07,000 | 15,000 ₹1,65,000 Lowest | 31,500 ₹3,46,500 | 39,600 ₹4,35,600 | 24,000 ₹2,64,000 | 20,000 ₹2,20,000 |
| 5.00 | Repairs, overhauling and servicing of (semi sealed) 120 TR AC Plant compressor by stripping out both end covers, cylinder head, cylinders, connecting rod, crank shaft, oil pump, side covers, bush bearings etc.,and refrigerant taking the cylinder for reuse (if available) of unserviceable worn out parts in the compressor, cleaning the system with CO2/Nitrogen gas for leak detection for minimum 24 Hrs, after flushing out the system, vacuumization and charging with refrigerant gas & compressor oil and testing the unit on no load and full load conditions all as specified and directed.
Note:- Supply only refrigerant gas, compressor oil and spare parts for the compressors will be measured and paid under relevant items of Schedule ’A’. | 4 | Job | 34,000 ₹1,36,000 | 79,000 ₹3,16,000 | 53,000 ₹2,12,000 | 30,600 ₹1,22,400 Lowest | 35,000 ₹1,40,000 | 42,000 ₹1,68,000 |
| 6.00Supply only following spare parts suitable for (semi sealed) 120TR AC Plant compressor all as specified and directed. | |||||||||
| 6.01 | Seal 'O' ring | 4 | Each | 430 ₹1,720 | 500 ₹2,000 | 500 ₹2,000 | 450 ₹1,800 | 300 ₹1,200 Lowest | 380 ₹1,520 |
Tender Value
₹47.9 L
EMD Value
₹95,860
Closing Date
9 Jun 2025, 6:00 pmClosed
Eligibility, documents, scope and key termsEligibility, required documents, scope of work and key terms of this tender, in one click.
GE (I) DM Visakhapatnam
GE (I) DM Visakhapatnam
COMPREHENSIVE MAINTENANCE OF CENTRAL TYPE AC PLANTS UPTO 60TR to 120TR AND IMPROVEMENT REPAIR /REPLACEMENT OF UNSV SPARE PARTS AND ALLIED WORKS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) (DM) VISAKHAPATNAM
2025_MES_707799_1
8284/E8
Open Tender
Electrical and Maintenance Works
Item Rate
330 days
Naval Dockyard Visakhaptnam
As per tender documents
8 documents required · 8 mandatory
₹500
GE (I) DM Visakhapatnam
₹95,860
Yes
10 Sept 2025
12 May 2025
11 Jun 2025
12 May 2025
9 Jun 2025
26 May 2025
Amount
Preventive maintenance of central type AC plant by carrying out routine check of the Plant complete for smooth functioning all as per manufacturer's instructions and as directed for 120.0Tr *04 nos installed at 25A bldg including attending to under mentioned jobs to ensure its satisfactory performance:- Note: Quoted Rates are deemed to be for carrying out checks as under. (a)Contractor has to deploy sufficient number of technician at the worksite to attend the breakdown calls received from representatives during two shifts throughout the week including sundays & holidays and on emergencies in third shift shall be attended ,preventive maintenance for the entire duration of contract.It is the contractors responsibility to make the unit functional and sufficient stock of spares shall be maintained to rectify the breakdown within scheduled period.
Cleaning, stacking, sorting, handling and upkeeping of maintenance shall be carried out by contractor. (b)checking the system for visual leaks at all flare fittings and arresting (c)carrying out leak test with soap solution in case reports indicate frequent loss/recharging of refrigerant into the system whenever required (d)checking operation ,suction& discharge pressures.In case of any abnormality identifying and correcting the same (e)checking and setting of safety controls such as HP/LP cutouts,overload protections and thermostats etc. (f)cleaning of pre air filters and replacing the same if necessary (g)checking lubricating oil level at the sight glass if found below the normal level the problem shall be analyzed and rectified.
(h)Running of standby unit and observe for satisfactory performance. (i)checking the incoming voltage and running currents and take appropriate measures (j)checking for any abnormal noise/vibration from moving parts such as compressors,motors,fans etc in case of any abnormality,investigating and correcting the same (k)checking and rectifying any water leaks and arresting them (l)checking the operation of controls and making them functional (m)checking and cleaning of fan,runner blades and replace if required (n)cleaning cooling coils by cleaning agent (CFC free) (o)checking the cooling tower water level (p)checking the water level in the makeup water tank
(q)starting and checking the running condition of cooling tower fan (r)starting the pump and checking the running condition including checking the NRVs (s)cleaning condensate drain tray (t)checking the cooling tower nozzles for proper spray and replacing the same if necessary u)Descaling the condenser and replacing the condenser end shield gaskets Record of these shall be maintained and submitted monthly to engineer in charge The above quoted rate is inclusive of all spare parts apart from below mentioned spare parts which will be paid seperately to make the unit completely functional, T&P manpower required in the site
All as per item No. 1.00 above, but for 60 TR x 3 Nos. at 25D bldg
All as per item No. 1.00 above, but for 100 TR x 3 Nos. at 25E bldg
All as per item No. 1.00 above, but for 75 TR x 2 Nos. at 25E bldg
Repairs, overhauling and servicing of (semi sealed) 120 TR AC Plant compressor by stripping out both end covers, cylinder head, cylinders, connecting rod, crank shaft, oil pump, side covers, bush bearings etc.,and refrigerant taking the cylinder for reuse (if available) of unserviceable worn out parts in the compressor, cleaning the system with CO2/Nitrogen gas for leak detection for minimum 24 Hrs, after flushing out the system, vacuumization and charging with refrigerant gas & compressor oil and testing the unit on no load and full load conditions all as specified and directed. Note:- Supply only refrigerant gas, compressor oil and spare parts for the compressors will be measured and paid under relevant items of Schedule ’A’.
Supply only following spare parts suitable for (semi sealed) 120TR AC Plant compressor all as specified and directed.
Seal 'O' ring
Bearing crank shaft
Washer Thrust
Pin piston
Sleeve cylinder
Gasket Head top Hhc
Gasket bearing head to Hsg
Gasket manifold
Gasket term block
Gasket term bolt
Plate valve suction
Valve, suction reed
Valve, discharge reed
Cage, Valve discharge
Piston
Gasket 3 1/2 cap val
Gasket cap 3
Gasket motor cover
Gasket oil pump
Rod connecting long
Spring retainer circlip
Spring helical discharge
Spring helical pin lift
Spring helical suction
Ring piston
Crankcase heater
Screen suction
Crank shaft
Oil pump
Repairs, overhauling and servicing of (semi sealed) 75 TR AC Plant compressor by stripping out both end covers, cylinder head, cylinders, connecting rod, crank shaft, oil pump, side covers, bush bearings etc.,and refrigerant taking the cylinder for reuse (if available) of unserviceable worn out parts in the compressor, cleaning the system with CO2/Nitrogen gas for leak detection for minimum 24 Hrs, after flushing out the system, vacuumization and charging with refrigerant gas & compressor oil and testing the unit on no load and full load conditions all as specified and directed. Note:- Supply only refrigerant gas, compressor oil and spare parts for the compressors will be measured and paid under relevant items of Schedule ’A’.
Supply only following spare parts suitable for semi sealed 75TR all as specified and directed.
Seal 'O' ring
Bearing crank shaft
Washer Thrust
Pin piston
Sleeve cylinder
Gasket Head top Hhc
Gasket bearing head to Hsg
Gasket manifold
Gasket term block
Gasket term bolt
Plate valve suction
Valve, suction reed
Valve, discharge reed
Cage, valve dishcharge
Piston
Gasket 3 1/2 cap val
Gasket cap 3
Gasket motor cover
Gasket oil pump
Rod connecting long
Spring retainer circlip
Spring helical discharge
Spring helical pin lift
Spring helical suction
Ring piston
Crankcase heater
Screen suction
Crank shaft
Oil pump
Supply only R-22 gas all as specified and directed.
Supply only R-134 A gas all as specified and directed.
Supply only compressor oil all as specified and directed.
Supply only compressor oil of make BSE -170 all as specified and directed.
Material and labour for taking out the defective pressure cut-outs of any range and model and supply & fix new pressure cut-outs, connecting the pressure lines/control wiring, leak testing and commissioning all as specified and directed
HP/LP pressure cut-out MP-15
Water pressure cut-out IPS-70
Oil pressure cut-out MP-55
S&F for VVE-70 model expansion valve of Sporlon make with necessary modification, brazing, lead testing and commissioning including taking out old unsv expansion valve complete all as specified and directed.
All as per item No. 14.00 above, but for VVE- 52
Supply and fix in repairs pilot solenoid valve, 220V to the refrigerant system, reconnecting the refrigeration piping including ,leak testing, brazing to the pipe line, necessary copper tubing etc wherever required all as directed
All as per item No. 16.00 above, but 110V
Supply and fix pressure gauge for suction/discharge refrigerant lines and water lines of square/round type 2"/4" dial of following ranges for Package/Central type AC plants including taking down old unserviceable pressure gauge complete all as specified directed
0-150 PSI for refrigerant line
0-300 PSI for refrigerant line
0-12 Kg./cm2 for water line
Material and labour for descaling the following condensers by using HCL acid with continuous circulation method using circulation pump, finally neutralizing with fresh water, opening both end covers of shell and tube condensers, cleaning of copper tubes manually by using nylon brushes, re-fixing the end covers with new neoprene rubber gaskets, commissioning after complete performance test of the system all as specified and directed.
De-carbonizing/cleaning of LT 415/380 V, 3 phase bus bar, bus bar chambers of LT panels electrical connections complete, LT ACB, MCCB,MCB,switch fuse unit arrangement, in-coming and out-going installed in plant room and cleaning the bus bar with CTC, applying, Backtol (red) solution to the bus bar insulators, checking all the connections, tightening the nuts, bolts, thimbles duly applied with petroleum jelly to nuts, bolts and thimbles of in-coming and out-going system complete including replacement of defective rusted bolts , nuts and spring washers with new cadmium coated ones all as specified and directed.
Note :- Items apart from supply only which are required in site are deemed to be included in the quoted rate.Material such as indication lamp, ammeter, voltmeter will be measured and paid separately as supply only.Any other items equired to make the unit functional is deemed to be included in the quoted rate.Contractor has to deploy manpower at the worksite to attend the breakdown calls received from representatives during two shifts throughout the week including sundays & holidays and on emergencies in third shift shall be attended ,preventive maintenance for the entire duration of contract.It is the contractors responsibility to make the unit functional and sufficient stock of spares shall be maintained to rectify the breakdown within scheduled period. Cleaning, stacking, sorting ,handling and upkeeping of maintenance shall be carried out by contractor.
Supply only MCCB of 250 Amps, 4 pole, 36 KA, AC supply 50Hz, 415 V complete all as specified and directed.
Supply only MCCB of 160 Amps, 4 pole, 36 KA, AC supply 50Hz, 415 V complete all as specified and directed.
Supply only MCCB of 100 Amps, 4 pole, 36 KA, AC supply 50Hz, 415 V complete all as specified and directed.
Supply only MCCB upto 63 Amps, 4 pole, 36 KA, AC supply 50Hz, 415 V complete all as specified and directed.
Supply only Power contactor 32 Amps, 3 pole, 415 V complete all as specified and directed.
Supply and fix rubber insulating mat in front of LT panel board of size 3 mm thick, 1 m width up tp 3.3 KV, make RPG or equivalent as approved by GE all as specified and directed.
Supply only indication lamps (LED type) red, yellow and blue in colours of 22.5 mm dia to monitor on LT panel board suitable for 240 V AC supply and taking down unserviceable indication lamps all as specified and directed.
Material and labour for monthly cleaning of entire indoor substation buildings inside wall, ceiling, floor and outside wall, plinth protection with suitable brush/broom/wiper, removing wild vegitation around substation building complete all as specified and directed.
Earthing complete with copper plate 60×60cm ×3.15mm thick electrode and 20×3mm copper strip as earthing lead, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to 20×3mm copper strip by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion complete all as specified and directed.
Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 20x3mm copper strip complete all as specified and directed.
Labour only for attending electrical breakdowns checking the serviceability,testing,replacement of minor spare parts in starters,panels,pumps, making the unit completely functional complete all as specified and directed by engineer-in-change :- Note - The quoted rate is deemed to be include (i) necessary T&P to attend the breakdown. (ii) Necessary labour/trade men for attending emmergency break down . (iii) labour element and spares required for making the unit completely functional such as control wiring,terminal bolts copper cables,lugs etc. (iv) PCC work wherever required
Labour only for attending break down of pipe line of upto 150mm bore, bursting/cracks and including cleaning/removal of broken pipe pieces of various lengths through gas cutting / manual cutting as per site requirement and including inserting necessary specials such as pipes MS/CI collar etc as per site requirement, testing and arresting leakages of lead joints, testing and necessary dewatering by using necessary pumps, mechanical excavator complete all as specified and directed by engineer-in-change for the following sizes:- Note 1:- The quoted rate is deemed to be include (i) arrangement of suitable pump sets for dewatering at the time of breakdown. (ii) Necessary labour/trade men for attending emmergency break down . (iii) labour element required for fixing CI/DI/MS pipes, specials fittings (iv) All earth work to carry out manually as well mechanical excavator and keep mechanical excavator stand by till completion of work
Supply and fixing LED street light fitting 35 Watt 230 V AC outdoor type with high pressure diecast aluminum hosing and heat resistantcomplete with driver, lamp bracket along with gi pipe 1.5rm not less than 25mm with impact and corrosion resistant including thermalmanagement in multiple optics complete with IP 65/66 protection complete all as specified and directed.
M/S CHANDRA ENGINEERS AND CONTRACTORS (BID ID -3311051)
ANAND ENTERPRISES AND ENGINEERS (BID ID -3317788)
SRI SIDDHI VINAYAKA ENTERPRISES (BID ID -3311397)
REAL ENGINEERING WORKS (BID ID -3310279)
P VENKATA RAO (BID ID -3311263)
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