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Tender Value
₹1.3 Cr
EMD Value
₹2.6 L
Closing Date
8 Sept 2026, 2:00 pm
No
No
Single Packet System
Normal Tender
No
Not Applicable
Lowest to Highest
60 days
Expenditure
Capital (Works)
S AND T
14 conditions · 2 needing a document upload
For works amounting Rs.50 lakhs and above: The tenderer must have minimum average annual contractual turnover of V/N or 'V' whichever is less; where V= Advertised value of the tender in crores of Rupees N= Number of years prescribed for completion of work for which bids have been invited. The average annual contractual turnover shall be calculated as an average of 'total contractual payments" in the previous three financial years, as per the audited balance sheet. However, in case balance sheet of the previous year is yet to be prepared/ audited, the audited balance sheet of the fourth previous year shall be considered for calculating average annual contractual turnover. The tenderers shall submit requisite information as per Annexure-VIB, along with copies of Audited Balance Sheets duly certified by the Chartered Accountant/ Certificate from Chartered Accountant duly supported by Audited Balance Sheet.
The tenderer must have successfully completed or substantially completed any one of the following categories of work(s) during last 07 (seven) years, ending last day of month previous to the one in which tender is invited: (i) Three similar works each costing not less than the amount equal to 30% of advertised value of the tender, or (ii) Two similar works each costing not less than the amount equal to 40% of advertised value of the tender, or (iii) One similar work costing not less than the amount equal to 60% of advertised value of the tender.
Defination of Similar Work :- Panel Interlocking or Route Relay Interlocking or Electronic Interlocking or IBH or Automatic Signalling or LC gate interlocking or AFTC or SSDAC or MSDAC.
9 conditions · 2 needing a document upload
Demand for the Financial Criteria, Association of Railway Officers, List of Arbitration cases, Court cases and Mandate for NEFT are to be uploaded with a scanned copy duly filled in and signed as per annexure no. IV, V, VI, VII, VIII, IX, XI, VIA, VIB, VI and Annexure-V & Annexure- V(A)of GCC-2022 respectively. These Annexures are available in View Document menu at Home page and is downloadable. The details of the uploaded documents should be produced whenever demanded for verification on written request at any point of time of the tender and contract within 7 days.
Please enter the percentage of local content in the material being offered. Please enter 0 for fully imported items, and 100 for fully indigenous items. The definition and calculation of local content shall be in accordance with the Make in India policy as incorporated in the tender conditions.
Tenderers are requested to go through the following documents which are available in upload/View Documents in Home page of IREPS portal for works tenders before submitting the e-tender. 1.General Instruction for E-Tenders on works contract--Chapter- I 2.Special Condition-General- Chapter-II
Opening of e-tender : 1. The e-tenders will be opened online using the IREPS portal anytime after tender closing time. No representative is required to be present for opening of e-tender and taking notes of rates quoted and ranking as the complete details of rates etc. of all the bidders shall be available to the bidders through the website after the opening of the tender. 2. The tender document cost and earnest money cost is to be paid through online banking facilities through the online portal and by giving the other details online on website www.ireps.gov.in. Note: For more details refer to Cl: 4 & 12 of General Instruction- Chapter-I for Submission of EMD, Cost of Tender Document and opening of e-tender.
Asansol Division: Shifting of Gate Lodge by construction of New gate lodge to avoid SOD infringement including replacement of old, dilapidated gate lodge along with improvement of level crossing road surface in STN-JAJ Main line MDP-GRD & JSME-BDME branch Line.
49-SDSTE-ASN-2026-27~ER
49-SDSTE-ASN-2026-27
Open
Works - General
18 Months
Paschim Bardhaman, West Bengal
₹0
₹2.6 L
14 Aug 2026
14 Aug 2026
25 Aug 2026
209 items across 4 schedules
| # | Description | Unit | Qty | Rate | Amount |
|---|---|---|---|---|---|
| — | — | — | Above/ 8566896.00 Below/P | ||
| — | 8.00 | — | — | ||
| Supply of Electrically Operated Lifting Barrier complete set suitable for 24V DC, supply with hand generator back up & motorized boom locking arrangements as per RDSO Spec. SPN/208/2012 with latest amendment. One set consisting of 2 nos. of lifting barrier pedestals, each with 8 contact circuit controller with top roller type limit switches, hand crank, 2electric motors, 24vdc of capacity suitable to operate barriers upto32' long booms, 2 nos. of steel octagonal booms of 32 feet length with 2 nos. Stop boards, boom light boxes, MS counterweights and 2 nos. of boom support with motorised boom locking but without fringes alongwith control panel with buttons and indicating lamps, motor connectors and MCB and hand generator (24VDC) to operate 2 barriers of 1 set. This includes supply of gate hooter - 1 no and Dual Tone Bell /Buzzer with Flasher arrangement and 20 Watt horn working on 24 V DC/ 110 VAC- 1 no with all fixing arrangements. All of the above items including supply of nuts & bolts, foundation as required & supply of cement, civil work materials and etc. Shall be done by the contractor for commissioning. Only 230 V AC supply shall be arranged by the railway in nearby relay room. The complete electric lifting barrier set shall confirm to RDSO SPECNO. RDSO/SPN/208/2012 with latest amendment. Inspection -RDSO. along with Spares & toolkit mentioned in RDSO Spec. S PN/208/2012 clause 10.1 & 10.2 as below - Following spares shall be supplied alongwith each set (02 nos.) of Electric lifting barrier as per requirement of the purchaser i) Steel boom - 1 no. complete. ii) Belt - 1 no. iii) Crank handle - 1 no. iv) Motor Contactor - 1 no. v) Motor protection MCB- 1 no. vi) Pushbutton complete- 2 nos. vii) Limit switch - 3 nos. (1 lever type and2 top roller type) viii) Fuses used- 2 sets - Tool kit consisting of standard sizes of wrench/spanner and Allen keys should also be supplied with each set(02 nos.) of Electric Lifting barrier. Inspection: RDSO | — | — | — | 35,92,544 | |
| — | 10.00 | — | — | ||
| Installation, testing and commissioning of electrically operated lifting barrier, complete with Casting of cement concrete foundation (including supply of sand, stone, cement, bolt, plate etc.) for pedestal and boom rest post, cabling, power supply connection & wiring with complete outdoor work as per approved drawing, wiring etc. | — | — | — | 4,95,060 | |
| — | 10.00 | — | — | ||
| Supply, installation and commissioning of ELB opening, closing and emergency key operation system as per CSTE/ER'S Typical circuit diagram No-S.I./TYP/0062 Which requires- i)Rugged 'NO' press switch(Green)-1 No ii) Rugged 'NO' press switch (Red)-1 No iii)Robust type rotary switch similar to P.I. SM'S key-1 No. iv) Veeder counter to record the count of emergency key operation-1 No. v)Superior quality 24VDC pizobuzzer-1 No vi)Good quality 10 mm LED Green-1 No vii) Good quality 10 mm LED Red-1 No. viii) Good quality 10 mm LED yellow-4 No ix)Robust Indication Board with white hylam sheet top (approx dimension8"x12"x2")-1No. x)good quality6"x6" box with transparent cover with locking and sealing arrangement to accomodate emergency rotary switch and veeder counter. Note -contactor has to provide all other items require like flexible wire 16/0.2sq mm for wiring ,casing, capping etc require for installation with one spare for each item from item number -i to viii).Inspection-Consignee. | — | — | — | 2,18,990 | |
| — | 7.00 | — | — | ||
| Supply and installation of LED type table mounting gate control-cum-indication panel of required size as per site engineer and as per signalling plan including supply of wooden table (hardwood) of standard height for mounting of panel. Note- 1 no. button, 1 no. switch, 5 nos. indication lamp to be supplied as spare. The switch for signal operation preferably should have 2NC/2RC contact. Make-Deltron or similar. Inspection-Consignee. | — | — | — | 1,11,832 | |
| — | 12.00 | — | — | ||
| Supply of Electric Key Transmitter with key as per Specification No.IRS:S-21/01 or latest & Drg. No.SA- 22601(alt. 4) or latest. Ward Number of key will be advised by Rly. Site Engineer. Inspection: RDSO | — | — | — | 88,140 | |
| — | 36.00 | — | — | ||
| Installation, fixing, wiring, testing of Electrical Key Transmitter(EKT). This includes supply of all fixing materials as required, angles, clamps, wire casing/duct, screws, nuts & bolts, hylum sheet of 12 mm thickness, wooden self and the work will be done as per instruction of Rly. site Engineer. Only EKT with key , terminals, wire will be supplied by Railway. | — | — | — | 2,44,656 | |
| — | 2.00 | — | — | ||
| Supply of Micro Processor based Remote Terminal Unit (RTU) with64 digital input & 16 analog input with DOT Matrix Printer,80 COL asper RDSO Spec. No. IRS (S)99/2006 with Amdt. 3.0 or latest. It includes supply of all the items required for complete indoor relay room wiring from RTU to relay rack tag blocks, drawing/extension of power supply up to RTU. It includes supply of relay room door lock checking arrangement, commercial power supply monitoring arrangement &monitoring of DG sets, ELD (if installed), IPS, interlinking and networking of RTU. It also includes supply of leased line MODEM, suitable online UPS(minimum 6 hours' backup) and other interfacing cards, if required for networking of Data Logger. Note: (1) Total numbers of relays and other signalling functions/gears required to be wired as per list circulated vide RDSO Letter No. STS/E/Datalogger dtd.12.09.2011 or latest guidelines of Railway Board/RDSO/Zonal Railway. (2)Exceptional reports are to be generated by a computer connected to datalogger at the station and at a central location in Control Room. Datalogger software should be able to generate exceptional reports for maintenance, safety and operations as per latest guidelines of Railway Board/RDSO/Zonal Railway. Datalogger to be installed at Site by OEM. Manufacturing date of RTU and printer should be of current year at the time of supply. Inspection: RDSO | — | — | — | 3,54,224 | |
| — | 7.00 | — | — | ||
| Installation, wiring, testing &commissioning of Micro Processor based Remote Terminal Unit(RTU) with 64/128 digital input &16 analog input as per RDSO Spec. No. IRS (S) 99/2006 with Amdt. 3.0 or latest. It covers complete indoor relay room wiring from RTU to relay rack tag blocks, drawing/extension of power supply up to RTU. It includes relay room door lock checking arrangement, commercial power supply monitoring arrangement & DG sets, ELD (if installed), IPS, interlinking and networking of RTU. All material required for wiring, networking, power supply monitoring, door-locking arrangement etc. will be supplied by contractor. Note: Total numbers of relays and other signalling functions/gears required to be wired as per list circulated vide RDSO Letter No. STS/E/Data loggerdtd.12.09.2011 or latest guidelines of Railway Board/RDSO/Zonal Railway. Networking of data logger includes extraction of data report from Control room. Exceptional reports are to be generated by a computer connected to datalogger at the station, EI Huts, LC Gates, AFTC Huts etc. and at a central location in Control Room. Datalogger software should be able to generate exceptional reports for maintenance, safety and operations as per latest guidelines of Railway Board/RDSO/Zonal Railway. Datalogger to be installed at Site by OEM. For networking, required communication channel (Quad/OFC cable) will be arranged/provided by Rly in SM/ASM's room or in OFC/AUTO/EI Huts/LC Gates etc. and it will be extended by contractor up to location of datalogger by using CAT-5/6 telecom cable with proper casing and capping. The contractor will supply all the material like CAT-5/6 telecom cable, casing &capping, nuts, bolts etc. The final commissioning will be done after filling up of Pre- Commissioning checklist (circulated by RDSO) with the OEM representative. Datalogger to be validated and commissioned before simulation test and put in network, validation statement should be jointly signed by railway engineer(open line), railway engineer(construction) & OEM'S engineer before simulation test with name, designation and date. Payment for this item will be released only after submission of duly signed pre-commissioning checklist of data logger in standard RDSO format, joint signature of validation statement. OEM'S engineer will also impart training to rly staff at site for proper functioning /working and applications of data logger. Inspection: Consignee. | — | — | — | 1,38,677 | |
| — | 2.00 | — | — | ||
| Supply, Installation and Commissioning of SMPS based Integrated power supply (IPS) system in RE area for LC GATE as per RDSO Spec. No. RDSO/SPN/165/2023, Ver. 4.0 with latest amendment if any and as per Sketch in Annexure -III of RDSO specification along with 200 AH VRLA battery and 16 sq. mm copper cable as per IS: 694 and grade 1100 V from Battery to IPS. The manufacturer shall submit certificate of the equipment for its satisfactory performance for Four years from the date of supply. During the warranty period, any defect should be repaired free of cost. Installation and commissioning is responsibility of OEM, the same will be carried out by OEM or its authorized representative. For successful commissioning, Installation certificate & Pre- commissioning checklist with Commissioning certificate will be signed by OEM or its authorized representative. Tool kit consisting of tools of Taparia make to be supplied with each IPS as per Annexure-I of RDSO Spec. No. RDSO/SPN/165/2023, Ver. 4.0 . Spare parts to be provided with each IPS as per Annexure-IV of RDSO Spec. No. RDSO/SPN/165/2023, Ver. 4.0. Inspection : RDSO | — | — | — | 11,78,878 | |
| — | 400.00 | — | — | ||
| Supply of Medium class GI pipes 100 mm dia (4.5 mm thickness) as per IS 1239 (Part 1): 2004 or Latest with socket & coupling. It includes supply of all material required for fixing arrangement. Contractor will also supply flexible/corrugated HDPE pipe at the end of GI pipe to protect the cables from sharp edges and sudden bends. Inspection: Consignee | — | — | — | 3,04,800 | |
| — | 400.00 | — | — | ||
| Laying & Fixing of Medium class GI pipes 50/100 mm dia (4.5 mm thickness) as per IS 1239 (Part 1): 2004 with socket & coupling on culverts bridges or at any other locations as decided by Site Engineer. It includes installation of all material required for fixing arrangement. Contractor will install flexible/corrugated HDPE pipe at the end of GI pipe along with any masonry work(if required) to protect the cables from sharp edges and sudden bends. | — | — | — | 39,200 | |
| — | 100.00 | — | — | ||
| Supply of Double Wall Corrugated (DWC)-HDPE pipe/duct of size 200 mm outer dia, & 175 mm inner dia. It includes supply of Double Wall Corrugated -HDPE pipe/duct as per RDSO Specn. No. RDSO/SPN/ 204/2011 (version 1.1) or latest and conforming to ISI Spec. No.IS:14930, Part-II. (The manufacturers, suppliers must produce valid IS license and should be certified under ISO 9000 and shall submit copy of certificate). One of the following coupling arrangements should also be supplied with each pipe as per the site requirement.1) Suitable snap fit coupler with rubber O-Ring 2) Spacers3) Tees4) Bend,5) End-cap DWC pipe shall be marked at every 1 mtr length in such a way that manufacturer's name, vendor name and year of manufacture can be easily identified. Inspection: Consignee. | — | — | — | 39,700 | |
| — | 100.00 | — | — | ||
| Placing of DWC HDPE/RCC/GI pipes along with collars in trenches at places near track and road, crossings, platform cuttings etc. | — | — | — | 3,100 | |
| — | 40.00 | — | — | ||
| Supply of Q-Series LED ECR (Universal Type i.e. QECX-61), 4F/4B complete with plug board (base plate), connectors, retaining clips etc. and conforming to BRS:941A STS/E/RELAYS/AC LIT LED SIGNAL/09-2002, Amdt. -1 and RDSO Specn.No.IRS:S-34 & S-23 with Amdt. upto date as applicable or latest. The interlocking code for this unit shall be "ABDHK". Inspection authority: - RDSO | — | — | — | 1,96,480 | |
| — | 20.00 | — | — | ||
| Supply of Contactor Unit (QBCA1 Type), 24 V DC, 2F(HD)/4B or 2F(HD)2F-4B complete with plug board (base plate), connectors, retaining clips etc. and conforming to BRS- 943 and RDSO Specn.No.IRS:S-34 & S-23 with amdt. upto date as applicable or latest. The interlocking code for this unit shall be "BCEJK" or "DEHJX". Inspection authority: - RDSO | — | — | — | 1,36,840 | |
| — | 20.00 | — | — | ||
| Q-Series Line Relay (QNA1 Type), AC immunized, 8F/8B,24 V DC along with plug board (base plate), connectors,retaining clips etc. and conforming to BRS-931A and RDSOSpecn.No.IRS:S@45"44@ S-23 and S-60 or latest. Theinterlocking code for this unit shall be "ABDGH".Inspection authority: - RDSO | — | — | — | 76,900 | |
| — | 50.00 | — | — | ||
| Q-Series Neutral Line Relay (QN1 Type), 8F/8B, 24V DC complete with plug board (base plate), connectors and retaining clips etc. and conforming to BRS- 930 and RDSO Specn.No. IRS: S-34 & S-23 with Amdt. upto date as applicable or latest. The interlocking code for this unit shall be "ABCDF". Inspection authority: - RDSO | — | — | — | 1,86,850 | |
| — | 14.00 | — | — | ||
| Supply of Q-Series Magnetically Latched Neutral Line Relay (QL1 Type), 11F/4B,24V DC complete with plug board (base plate), connectors and retaining clips and conforming to BRS- 935A and RDSO Specn.No.IRS: S-34 & S-23with Amdt. upto date as applicable or latest. The interlocking code for this unit shall be "ABDEG". Inspection authority: - RDSO | — | — | — | 80,052 | |
| — | 14.00 | — | — | ||
| Supply of Relay fail safe electronic time delay device with fixed timing(0 @45<41@ seconds and conforming to RDSO Specn.No.IRS:S-61/2000 with Amnd.1 or latest mounted on Q- series relaybase & covered complete with connectors, retaining clipetc. The interlocking code for this unit shall be "AFHKY".Inspection authority: - RDSO | — | — | — | 29,652 | |
| — | 8.00 | — | — | ||
| Supply of Fail safe electronic flasher device as per RDSO Specn. No.RDSO/SPN/173/ 2002 Amdt.2 or latest. Inspection authority:- RDSO | — | — | — | 41,920 | |
| — | 3.00 | — | — | ||
| Supply of relay rack to accommodate 100 relays complete with fittings as per DRG.NO.S&T/C-20/2001 or latest. Inspection: Consignee | — | — | — | 76,605 | |
| — | 3.00 | — | — | ||
| Erection, Installation , wiring of relay rack as per instruction of Rly site engineer and as per Drg. No. S&T/C/20/2001(modified).This work include supply of fuse block with fuse, bus bar, PBT terminal /Tag blocks, resistance, diodes, condensers, PVC wire asper RDSO Spec. No. IRS-S- 76/89(Amd-3) or latest (for wiring/inter-wiring of relay racks, CTRs, tag blocks) hylam sheet and other scaffolding materials to be supplied by contractor as per requirement. PBT terminals, PBT fuse block, PVC wire to be procured from RDSO approved firm. This work includes fixing of relays with base , inter connection wiring with ladder arrangement of relay rack and complete wiring of relays by soldering/termination of wire at relay base as per wiring diagram and fixing of fuse block, diodes, resistance, condensers, terminal blocks, bus bars and other equipments required for the approved system design complete with supply of erection materials. This also includes laying , dressing of cables, wires for relay rack, CTR, panel, IPS/power equipment with supply of thread, wire guide, ladder guide , masonary materials and reinstatement of floor, wall as per requirement. This includes status of relay to be indicated through LED indication on top of rack, lettering of each relay on rack strip and lettering/numbering of terminals, fuse for circuit used in brief. Rack to be fixed on rubber pad. Ladder arrangement to be done from relay rack, panel, IPS/power equipment as per requirement. Ladders and its accessories for this work to be supplied & fixed by contractor. | — | — | — | 2,49,096 | |
| — | 500.00 | — | — | ||
| Supply of 1 x 16 Sq.mm.(Red/Black/Green) multi strand copper power wire as per IS:694:2010 or latest, 126conductor each dia 0.40mm +/-0.01 with insulation thickness of1.0 mm and nominal conductor resistance of 1.21 ohms/km and test parameters as per RDSO Specn. No. IRS:S- 76/89(Amnd.3)or latest. Color of the wire which is required will be specified by the Engineer incharge. Inspection: RDSO | — | — | — | 65,500 | |
| — | 10.00 | — | — | ||
| Alteration/modification in the existing location boxes (full size),fixing of equipment's, cable insertion, termination, wiring, testing & commissioning, two coat painting, lettering to suit the circuits as per approved wiring diagrams. This includes filling with sand and plastering the same. | — | — | — | 27,820 | |
| — | 400.00 | — | — | ||
| Supply of Disconnect Terminal Block, Screw less type, 4-wire front entry (Two in-put & Two out-put) as per RDSO Spec. No. RDSO/SPN/189/2004 Ver. 3.0 with latest amendment. The colour will be decided by Engineer - in -Charge. (Preferably In Blue, Red & Grey Colors in the ratio of 1:2:3).Inspection: RDSO | — | — | — | 22,000 | |
| — | 50.00 | — | — | ||
| Supply of end plate 2.5 mm / 0.91 in width to use with above Disconnect type Terminal Block. Inspection: Consignee | — | — | — | 500 | |
| — | 50.00 | — | — | ||
| Supply of end stopper 10mm/0.0394 in width to use with above Disconnect type Terminal Block. Inspection: Consignee | — | — | — | 500 | |
| — | 20.00 | — | — | ||
| Supply of steel Carrier Rails of size 35mm x 7.5mm, 1mm/0.039in thickness unslotted type for placing disconnect type terminals. .Inspection: Consignee | — | — | — | 2,180 | |
| — | 15.00 | — | — | ||
| Supply of paper base hylam sheet 12 mm thick. Inspection: consignee. | — | — | — | 80,550 | |
| — | 150.00 | — | — | ||
| Supply of non-deteriorating(2A/6A/10A/16A) type, cylindrical (IRS-S-78/92) [quantity on basis of fuse rating will be fixed by Rly. Engineer before supply].Inspection: RDSO | — | — | — | 9,150 | |
| — | 50.00 | — | — | ||
| Supply of fuse block (PBT) to spec.no.IRS-S- 75/2006(REV-2) OR LATEST, DRG.NO.SA- 23748 with fuse inserts cartridge, non-deteriorating type to spec.IRS-S-78/92 with latest amendment. Inspection: -RDSO. | — | — | — | 8,900 | |
| — | 60.00 | — | — | ||
| Supply of Earth Electrodes mild steel galvanized , light class , as per Specification No. IS:1239(Part-I)-1979 and as per PCSTE/ER's Drg. No. SI/TYP/0097 dated 25.03.25. Earth electrode pipe should be 3 mm thick, 50 mm dia. and perforated ( staggered) with 5 mm dia holes 2 nos. per 305 mm length alongwith supply of CI threaded cap, nuts, bolts, other materials as mentioned in Drg. No. SI/TYP/0097 . Earth electrode pipe to be galvanised after drilling and fabrication. Inspection: Consignee | — | — | — | 89,760 | |
| — | 60.00 | — | — | ||
| Supply of MS FLAT (SPEC. NO. 226 STD or latest) of size 35 mm x 6 mm with length 5 mtr with holes of 12 mm dia at both ends Inspection :consignee. | — | — | — | 54,660 | |
| — | 60.00 | — | — | ||
| Fixing of earth electrode including laying and installation of MS flat of size 35 mm x 6 mm with length 5 mtr or cable for apparatus cases, signal post & other equipment as per guideline mentioned in PCSTE/ER'S DRG. NO. SI/TYP/0097 with provision of alternate layers of charcoal /coal and salt . Provision for fixing MS flat at apparatus cases/ signal post/other equipment should be made by the firm at site. Full threaded bolts of 10 mm dia and length 40 mm should be welded in the apparatus cases in such way that the MS flat at apparatus case end can be fixed from outside or from inside. Welding arrangement with accessories and welding materials should be arranged by the contractor for fixing of bolts at equipment end where required as per instruction of site engineer. As per requirement MS flat may be joined by welding to increase length or to be cut & drill hole to shorten the length. All hardware and other miscellaneous materials required for installation to be supplied by the contractor | — | — | — | 69,660 | |
| — | 60.00 | — | — | ||
| Provision of cement concrete enclosure of size 450 mm x 450 mm x 300 mm and 75 mm thick for earth electrodes as per PCSTE/ER'S DRG. NO. SI/TYP/0097 dated 25.03.25. This includes supply of all materials by the contractor duly inspected by consignee. | — | — | — | 34,260 | |
| — | 10.00 | — | — | ||
| Supply and installation of Maintenance free earth. This includes - (1) Supply of basic material to construct unit maintenance free earth as per RDSO Specs. No RDSO/SPN/197 Ver.1.0 or latest and conforming to RDSO Drg. No. SDO / RDSO/ E&B/001 or Latest. Necessary testing certificate of UL,IEC to be produced. It consist of following: (a) Copper bonded steel electrode of 3.0 m long, 17.2 mm dia with copper bonding thickness of minimum macrons and UL listed and marked = 1 no. (b) Earth enhancement material supplied in sealed bags of minimum 10 kg = 3nos. (c) Copper strip of 150x25x6mm, to terminate earth rod = 1no. (d) Copper strip of 300x25x6mm (MEEB) = 1 no. (e) Copper strip of 150x25x6mm (SEEB) = 1no. (ii) Supply of 35 sq. mm multi strand single core PVC insulated copper cable as per IS: 694 for connecting main earth electrode to MEEB in the equipment room induplicate.(minimum 10 meter) (iii)Supply of 16 sq. mm multi strand single core PVC insulated copper cable as per IS: 694 for connecting MEEB to SEEB and SPD to MEEB(minimum 10 meter ) (iv) Supply of 10 sq. mm multi strand single core PVC insulated copper cable(minimum 10 meter ) as per IS: 694 for connecting various equipments to SEEB (v) Supply of copper lug sleeve for 3/16 cable . Inspection: RDSO. ( 2) Installation of Maintenance Free Earth as supplied above. It includes( i ) Digging the earth to the required depth. (ii) Insertion of electrode. (iii) Filling of earth enhancing compound (Approx.30Kg) (iv) Provision of exothermic weld connections to copper tape of25 mm x 6 mm x 150 mm to the earth electrodes. All material tools and features required for weld will be arranged by contractor. (v) This also includes CC cover 1.5 ft x 1.5ft. 1 ft wall thickness 2 inch with cover 3 inch thickness. Cables 35Sq mm/ 16 Sq mm/10 sq mm for connecting earth to busbar, busbar to busbar and bus bars to various equipments. Earth electrode of 17.20 mm dia and 3.00 meter long high tensile low carbon steel circular rods molecularly bonded with copper and outer surface(minimum copper bonding thickness of 250 microns to made requirement of under writer's laboratories (UL) 467-2007 or latest. Copper strips of 150 mm x25 mm x 6 mm to be welded with each earth electrode, copper strips of 300 mm x 25 mm x 6 mm for main equip- potential bus bar, copper strips of 150 mm x 25 mm x 6 mm sub equip-potential busbar in relay room, power room and panel room. GI strip 25 mm x 2mm for ring formation of earth pits Earth enhancement material in bags for each Earth Electrode. Inspection chamber of site 300mm x 300 mm x 300 mm (Inside dimension) of approximate 50 mm thick with pulling hooks to cover the earth pits. Note: The installation of this item shall be carried out by the contractor as per RDSO Specs. No RDSO/SPN/197 Ver.1.0 or latest and conforming to RDSO Drg. No.SDO / RDSO/ E&B/001 or Latest. | — | — | — | 2,17,260 |
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