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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | FIRST₹19.2 LAccepted-AOC | ₹19.2 L | FIRST | Accepted-AOC BEING LOWEST |
| 2 | SECOND₹25.1 LRejected-Finance SAI VARENYA PARK VIEW FLAT NO 110 GROUND FLOOR 9TH MAIN 6TH CROSS TURAHALLI BANGALORE 560 061 | BANGALORE | BANGALORE | KARNATAKA | 560061 | ₹25.1 L | SECOND | Rejected-Finance BEING NOT LOWEST |
| 3 | THIRD₹25.2 LRejected-Finance 39 SR LAYOUT MAIN ROAD NAL WING TUNNEL ROAD MURUGESH PALYA BANGALORE 560 017 | BENGALURU URBAN | KARNATAKA | 560017 | ₹25.2 L | THIRD | Rejected-Finance BEING NOT LOWEST |
| 4 | FOURTH₹36.2 LRejected-Finance 704 SILVER DEAL DAFFODIL WING 1 B T KAWADE ROAD PUNE 411 001 | PUNE | PUNE | MAHARASHTRA | 411001 | ₹36.2 L | FOURTH | Rejected-Finance BEING NOT LOWEST |
| 5 | Rejected-Technical | - | - | Rejected-Technical DUE TO SLOW PROGRESS IN QUATER ENDING JUNE 2025,BID NOT ADMITTED |
| Sl No | Description | Qty | Unit | M/S - KRUPA ELECTRICALS L4 | GKR and CO L3 | kamadhenu Electricals L1 | PRANATHI DEVELOPERS L2 |
|---|---|---|---|---|---|---|---|
| 1.00 | Taking down old unserviceable broken earth pit chamber and provision of inspection chamber by using precast RCC slab of external dimension 450 x 450 x75 mm with internal opening of 300 x 300 mm RCC 1:2:4 (type B1) using 20mm graded crushed stone aggregate reinforced with 8mm CTD bars at 10cms centre to centre both ways including finishing and precast RCC chamber in 1:2:4 type B1 of internal dimensions of 300x300x300mm height with 75 mm thick wall and including precast RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm CTD bars at 10cms centre to centre including one lifting handle including PCC sub base 1 : 4 : 8 , 100 mm thick all as specified and directed. Note:(i) Necessary excavation and removal are include in the quoted rate. (ii) The rate include disconnecting the existing strip / wire from earth electrode and refixing the same with suitable bolts and washer. (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted .
Make:Tirumala Earthing maintenance, Global earthing solutions | 60 | Each | 1,500 ₹90,000 | 1,250 ₹75,000 | 800 ₹48,000 Lowest | 1,200 ₹72,000 |
| 2.00 | Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 25 x 4 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted .
Make:Tirumala Earthing maintenance, Global earthing solutions | 29 | Each | 8,000 ₹2,32,000 | 6,200 ₹1,79,800 | 6,000 ₹1,74,000 Lowest | 7,000 ₹2,03,000 |
| 3.00 | Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 32 x 6 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted .
Make:Tirumala Earthing maintenance, Global earthing solutions | 30 | Each | 8,250 ₹2,47,500 | 6,300 ₹1,89,000 | 6,200 ₹1,86,000 Lowest | 7,500 ₹2,25,000 |
| 4.00 | Taking down old earth pit and M/L for earthing complete with Copper earth plate electrode 600 X 600 X 3. 15 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to copper earth strip 20 x 3 mm thick by means of with brazing at joints all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in type CI (1:2:4) with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed .
Notes:- (i) copper strip beyond 7.5 M shall be measured and paid separately under relevant items of this schedule.(iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted .
Make:Tirumala Earthing maintenance, Global earthing solutions | 35 | Each Job | 27,000 ₹9,45,000 | 16,200 ₹5,67,000 | 12,000 ₹4,20,000 Lowest | 15,200 ₹5,32,000 |
| 5.00 | Supply and fixing in repair GI earth strip of size 25x4 mm in ground not exceeding 40cm deep / fixing to wall / structure including earthwork and necessary insulators, clamps, bolts, nuts etc., | 230 | RM | 120 ₹27,600 | 150 ₹34,500 | 90 ₹20,700 Lowest | 170 ₹39,100 |
| 6.00 | Supply and fixing in repair PVC insulated cable of size 50 sqmm, 1100Volts grade with multistrand copper conductors all as specified and directed. | 150 | RM | 430 ₹64,500 Lowest | 850 ₹1,27,500 | 680 ₹1,02,000 | 780 ₹1,17,000 |
| 7.00 | Taking down rusted GI wire and Supply & fixing GI earth wire 4.00 mm dia for interconnecting of earth electrodes all as specified. | 200 | RM | 20 ₹4,000 Lowest | 45 ₹9,000 | 24 ₹4,800 | 42 ₹8,400 |
| 8.00 | Taking down damaged copper earth strip and Supply & fixing copper earth strip of size 20.0 x 3.0 mm with saddles and fixing screws etc .for roof condutors and down conductors above ground level all as specified. | 150 | RM | 400 ₹60,000 | 500 ₹75,000 | 635 ₹95,250 | 390 ₹58,500 Lowest |
| 9.00 | Taking down old rusted tubing and Supply & laying in ground GI tubing light grade 40mm bore dia including necesary fittings for protecting earth continuity strip all as specified. | 40 | RM | 300 ₹12,000 Lowest | 350 ₹14,000 | 300 ₹12,000 Lowest | 380 ₹15,200 |
| 10.00 | Taking down old rusted GI tubing and Supply & laying in ground GI tubing light grade 25mm bore dia including necessary fittings for protecting earth continuity strip. | 42 | RM | 200 ₹8,400 | 150 ₹6,300 | 140 ₹5,880 Lowest | 260 ₹10,920 |
Tender Value
₹28 L
EMD Value
₹56,000
Closing Date
22 Aug 2025, 10:00 amClosed
GE AF MARATHAHALLI
GE AF MARATHAHALLI WIND TUNNEL ROAD, KEMPAPURA, YEMALUR POST, BANGALORE. PIN- 560037
MAINTENANCE OF VARIOUS TYPE OF EARTHING AND LIGHTENING ARRESTER AT VARIOUS LOCATIONS UNDER GE (AF) MARATHAHALLI
2025_MES_722303_1
8766/E8
Open Tender
Civil Works
Item Rate
270 days
GE AF MARATHAHALLI
AS PER ENIT
7 documents required · 7 mandatory
₹500
Yes
GE AF MARATHAHALLI
₹56,000
Yes
12 Dec 2025
24 Jul 2025
27 Aug 2025
24 Jul 2025
22 Aug 2025
9 Aug 2025
Amount
Taking down old unserviceable broken earth pit chamber and provision of inspection chamber by using precast RCC slab of external dimension 450 x 450 x75 mm with internal opening of 300 x 300 mm RCC 1:2:4 (type B1) using 20mm graded crushed stone aggregate reinforced with 8mm CTD bars at 10cms centre to centre both ways including finishing and precast RCC chamber in 1:2:4 type B1 of internal dimensions of 300x300x300mm height with 75 mm thick wall and including precast RCC 1:2:4 type B1 cover 50mm thick reinforced with 8mm CTD bars at 10cms centre to centre including one lifting handle including PCC sub base 1 : 4 : 8 , 100 mm thick all as specified and directed. Note:(i) Necessary excavation and removal are include in the quoted rate. (ii) The rate include disconnecting the existing strip / wire from earth electrode and refixing the same with suitable bolts and washer. (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . Make:Tirumala Earthing maintenance, Global earthing solutions
Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 25 x 4 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . Make:Tirumala Earthing maintenance, Global earthing solutions
Taking down old unserviceable earth pit and M/L for earthing complete with galvanized steel earth plate electrode 600X600X6mm thick buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to GI earth strip 32 x 6 mm dia by means of nuts, bolts, check nuts and washer of GI steel and connecting to testing point including provision of test point and all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in RCC (1:2:4) Type B-1using 20mm crushed stone aggregate with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed by Engr-in-Charge. Note:- (i) GI earth lead beyond 7.5M shall be measured and paid separately. (ii) The rate include measuring earth resistance (iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . Make:Tirumala Earthing maintenance, Global earthing solutions
Taking down old earth pit and M/L for earthing complete with Copper earth plate electrode 600 X 600 X 3. 15 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5M below normal ground level connected to copper earth strip 20 x 3 mm thick by means of with brazing at joints all as shown in electrical plate No. 3 of SSR Pt I. The work is inclusive of necessary earth work and PCC chamber in type CI (1:2:4) with 8 CTD bar reinforcement both ways at 140 mm centre to centre complete all as directed . Notes:- (i) copper strip beyond 7.5 M shall be measured and paid separately under relevant items of this schedule.(iii)Weather coating paint will be done over chamber and inclusive in the above rate quoted . Make:Tirumala Earthing maintenance, Global earthing solutions
Supply and fixing in repair GI earth strip of size 25x4 mm in ground not exceeding 40cm deep / fixing to wall / structure including earthwork and necessary insulators, clamps, bolts, nuts etc.,
Supply and fixing in repair PVC insulated cable of size 50 sqmm, 1100Volts grade with multistrand copper conductors all as specified and directed.
Taking down rusted GI wire and Supply & fixing GI earth wire 4.00 mm dia for interconnecting of earth electrodes all as specified.
Taking down damaged copper earth strip and Supply & fixing copper earth strip of size 20.0 x 3.0 mm with saddles and fixing screws etc .for roof condutors and down conductors above ground level all as specified.
Taking down old rusted tubing and Supply & laying in ground GI tubing light grade 40mm bore dia including necesary fittings for protecting earth continuity strip all as specified.
Taking down old rusted GI tubing and Supply & laying in ground GI tubing light grade 25mm bore dia including necessary fittings for protecting earth continuity strip.
Taking down perished High density polyethylene (HDPE) pipe and supply & laying the High density polyethylene (HDPE) pipe of 50 mm bore complete including necessary fittings.
Cutting existing hard standing/flooring not exceeding 600mm width x 600mm depthall as specified as directed.
M & L for Cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and directed.
Taking down perished /dishaped, horizontal / vertical aluminimum conductor of any size and Material & labour for Aluminium strip 25 x3 size fixed to wall with insulator to over head tank / Storage shed or any other indicated situation all as specified and directed by Eng -in - charge . Note : The rate include Scaffloding ,/ Cradles etc . necessary for execution of work and protective measures.
M & L in replacement of Air termination , single pointed, aluminium rod 12mm dia and 300mm long in repairs all as specified.
M & L for Test point terminal block made of gun metal or phosphourus bronze size 75 x 75 x25 mm drilled and screwed including 3 Nos 8mm dia 25mm long hex, head screw in repairs all as specified.
Taking down old earthing and Material and labour for maintenance free ring earth consisting of four earth pits spacing of minimum 4 mts and using copper -bonded steel rods, compression couplers earth enanching compound and exothermic welding for interconnecting the four earth pit electrodes. Each earth pit consists of 17.2mm copper bonded steel coredelectrodes 10ft long -04 Nos, Earth enhancing compound of 10 kg bag -16 Nos, 25mm x 2mm copper strip -16 mts , including inspection chamber of size 30cmx30cm complete all as specified and directed by Eng - in- Charge. Note :(1) On testing after completion of Job , if desired earth resistence (Less than 1 Ohm )is not obtained , the earthing shall be redone by the contractor without any cost to Govt. (2) The chemical earthing will be done by the manufacturer or its authorised representative on the site. (3) This item includes the cost of 25mm x 5mm x300mm copper bus bar - 1 No. (4) This item includes the cost of 25mmx 25mm x 150mm bus bar - 1No (5) Earth conductor beyond 7.5 Mts shall be measured and paid seprately. Make:Tirumala Earthing maintenance, Global earthing solutions
Taking down old earthing and Material and labour for maintenance free earth consisting of one earth pits using copper -bonded steel rods, compression couplers earth enanching compound and exothermic welding for connecting pit electrodes to strip . Each earth pit consists of 17.2mm copper bonded steel coredelectrodes 10ft long -01 Nos, Earth enhancing compound of 10 kg bag -5 Nos, 25mm x 2mm copper strip -7.5 mts , including inspection chamber of size 30cmx30cm complete all as specified and directed by Eng - in- Charge. Note :(1) On testing after completion of Job , if desired earth resistence (Less than 1 Ohm )is not obtained , the earthing shall be redone by the contractor without any cost to Govt. (2) The chemical earthing will be done by the manufacturer or its authorised representative on the site. (3) This item includes the cost of 25mm x 5mm x300mm copper bus bar - 1 No. (4) This item includes the cost of 25mmx 25mm x 150mm bus bar - 1No (5) Earth conductor beyond 7.5 Mts shall be measured and paid seprately. Make:Tirumala Earthing maintenance, Global earthing solutions
M&L to carry out earth resistance tests with the help of earth resistance tester digital/analog as per fall of potential meth. Mentioned in IS 3043 and write the derived reading on the Earth Identification plate all as directed.
Taking down old board and S& F Display board (Earth pit marker) made out of 25 mm angular frame with 45 cm height one side welded with 2mm thick MS sheet, frame work of size 15cmx15cm including excavation , PCC foundation and duly painted with redoxide & two coats black enamel paint with following letter display with white paint earth pit marker. a) Earthing pit No:- b) Earthing resistance:- c) E-N volt:- d) Check done on:- e) Check due On:-
Taking down old uinserviceable Aviation light and S&F LED Aviation Obstruction light with and accessories all as specified and directed by Engineer-in-Charge.Make - Bajaj cat No BGAV 302 LED or equivalent in Havells/ Crompton
S&F Busbar supporting Insulator M10 Type for fixing of lightining arrestor connecting strip aluminium/ copper / GI strip on walls , building , roof of building fixing with screws and nut bolts all as per site requirement and all as directed by Emgr- In - Charge.
Earth work excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth getting out in Soft/loose Soil and for laying of under ground cable and foundation of poles.
Returning, filling in, including spreading, levelling, watering and well ramming etc in layers not exceeding 25cm each in hard/dense soil.
Removing excavated material to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point
Suply and filling common SALT in earth pits by removing soft soil to improve the earth resistense all as directed by Engr- In - Charge
Suply and filling Charcoal in earth pits by removing soft soil to improve the earth resistense all as directed by Engr- In - Charge.
Surface dressing in hard / dense soil not eceeding 15 cm deep and clearing all the grass weeds etc in the earth pit surroundings after removing pcc pirt aside all as directed at site including setting complete all as directed at site all as directed by Engr- In - Charge.
Supply Digital Earth tester 4 terminal (0-2--200-2000)Ohms waco Det 4100 Make Waco Complete all as specified and as directed by Engineer In Charge.
SITC of Early streaming Emission (ESE) lightning protection system ,NFC 17 -102:2011 complaint .Tested in ICMET high voltage laboratory ,protection radius 107 mtr at level -IV ESE air terminal of external wid area protection sysytem based on proactive early steamer emission (ESE ) technology ,ESE Terminal is capable to withstand current impulses of 40 KA (5 shots of 8/20 us wave shape ) .Ouer body capaturing rod which is made of non corrosive SS(XL 304) and having capturing rod dia of 25 mm ,to be mounted on existing roof of the E/M installation on PCC block of size 30 cm x 30 cm x30 cm having a bore of suitable size for inserting of 50 mm pipe complete all as specified and as directed .The lightening protection system should consists of following items with specifications . Make:Tirumala Earthing maintenance, Global earthing solutions
(A) Lighting Event Counter :Rate operating current from 1 KA to 100 KA (Max) in IP 65 Enclosure (B) Down Conductor :Single Core 70 sqmm PVC insulated flexible cable as per indian standards .(Polycab/Havells ) (C) Advance Earthing Electrode (Maintenance free CPRI tested ):UL Listed 17.2 mm x 3 mtr length copper bonded 250 microns sold rod &advanced earthing compound 25 kgs x 2 bags & square polymer earth chamber . (D) GI Mast :GI mast of 5 mtr length ,60 mm rod ,coated with zinc with attached collar & base plate ,guy wires ,nut bolts etc. (E) Test Link Box :Supply of test link box of suitable size & dimension in poly carbonate explosure . (F) Note : Quoted rate should be inclusive of installation charges for lightening terminal ,mast & test link & digging ,insatallation & connection to earth pit for normal soil conditions .etc
PRANATHI DEVELOPERS (BID ID -3391006)
GKR and CO (BID ID -3389471)
M/S - KRUPA ELECTRICALS (BID ID -3388919)
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