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Tender Value
₹3.8 Cr
EMD Value
₹3.4 L
Closing Date
2 Feb 2026, 2:00 pmClosed
No
No
Single Packet System
Normal Tender
No
Not Applicable
Lowest to Highest
60 days
Expenditure
Capital (Works)
Above/Below/Par
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 :- Any work of Signal or Telecom involving trenching, laying & testing of Signal or Telecom cables OR Any other miscellaneous outdoor S&T work.
9 conditions · 2 needing a document upload
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.
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 and 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.
1)Intending tenderer must understand the work before quoting. The submission of tender shall be deemed to have been done after careful study and examination of the papers as well as work site and understanding of the implication thereof. 2) Quoted rates shall include all types of taxes (GST etc.), duties, carrying cost of all materials for the work including loading and unloading involved in the concerned work. 3) All supplied materials to be deposited at the office of SSE/Sig./Store/ASN . 4) All materials supply by the Rly. have to be transported from the office of the SSE/Sig./Store/ASN to the site of work by the contractor's own arrangement. 5) Any material, which is required for execution of the work, not mentioned in the schedule as Railway supply, contractor has to arrange for the same as per advice of Rly. Site Engineer. 6) Painting to be done on all items as per provision of Signal Engineering Manual/Rly , as per Rly. site engineer. 7) Items supplied by the contractor will be inspected by authorized representative of Sr.DSTE/ASN except those materials which will be inspected by RDSO / RITES/TPI. If total value of a item is more than 5 lakhs , then inspection of that item to be done by RDSO/RITES/TPI. Inspection cost, if any, shall be applicable as per latest rules and guidelines. 8) Any required drawing may be collected/ consulted from Sr.DSTE/ASN's office.
9) A site supervisor from contractor side shall be present at site during execution of work. Execution work at site will be done as per instruction of Rly. site engineer. 10) Care should be taken to avoid damage to existing gears during the work. Any damages to the Railway property shall be made good by the contractor in his own cost. 11) The Contractor & his supervisors, staff must take proper precaution during working in Railway area to prevent any interference with existing Rly. system, working & passengers. 12) All the tools and other testing equipment for installation, testing and commissioning should be arranged by the contractor at his cost. 13) Contractor have to submit indemnity bond for safe custody and protection of railway materials during transportation ( sample may be collected from office). 14) Latest guideline of Railway Bd.'s vide letter no. 2018/CE-I/CT/9 dated 04.06.2018 regarding "Letter of Credit" as Mode of payment in Works Tenders or Service Tenders is attached in pdf file. 15) Eastern Railway JPO No.94 for protection of cables is attached in Annexure-I. . Accordingly, while working near underground Signalling, Electrical & Telecommunication cable, proper care should be taken to avoid the cable cut/damage, other wise the penalty amount as per Railway Guidelines will be recovered from the contractors. 16. PVC clause shall be applicable only in tender having advertised value above Rs.2 Crore vide Railway Bd,s letter no. 2022/CE-I/CT/GCC- 2022/Policy, dated 14.07.2022.
Asansol Division: Reliability Improvement and replacement of signalling gears on age cum condition basis in the section of ASTE/UDL.
33-SDSTE-ASN-2025-26~ER
33-SDSTE-ASN-2025-26
Open
Works - General
18 Months
Paschim Bardhaman, West Bengal
₹0
₹3.4 L
2 Feb 2026
9 Jan 2026
19 Jan 2026
188 items across 2 schedules
| # | Description | Unit | Qty | Rate | Amount |
|---|---|---|---|---|---|
| — | — | — | 1,02,09,304 | ||
| — | 15.00 | — | — | ||
| Supply of colour light signal post 4.6 mtrs. and ladder 4.5 mtrs. With bases for ladder and post as per RDSO SPEC. NO. IRS-S-6-81 and DRG. NO. SA-23153/ADV/AIT-1. All drawing should be as per latest. Note: - this includes signal post, base, ladder, ladder base, platform, rail guard & blanking off. Inspection: Consignee | — | — | — | 2,39,250 | |
| — | 30.00 | — | — | ||
| Casting, concreting & curing of foundation for Main signal including cost of all materials required for casting and concreting. All materials required for execution will be supplied by the contractor including cement, sand & stone chips, foundation bolt etc. as per DRG. NO. S&T/C- 42(NKG) | — | — | — | 2,41,950 | |
| — | 15.00 | — | — | ||
| Supply of CLS unit 4 Aspect non metallic (FRP) colour light signal housing multi unit type for Rly. signaling suitable for RE area 4 Aspect complete without lens, lamps and signal transformer as per Drg. No. SA 23001/A/M(ADV.),Alt-8 or latest & RDSO/SPN/194/2006 or latest and FRP material as per RDSO Spec. no RDSO/SPN/151/1997(Verr-1) or latest . All drawings should be as per latest. Signal unit to be compatible to LED lighting unit. Inspection: Consignee. | — | — | — | 4,61,745 | |
| — | 5.00 | — | — | ||
| Installation, erection and wiring of CLS 4 aspect unit FRP type , post, ladder & base complete including paying out of tail cable from location box as per Rly. site engineer. Note:- This includes installation, erection & wiring of signal unit includes fixing, wiring of LED signal lighting unit, current regulator and this also includes protection of unit from rain water. For Installation, erection and wiring all materials including nuts, bolts to be supplied by contractor except Signal post, ladder, base, unit, earth pipe & LED lighting unit. Signal post, ladder, base, unit, LED lighting unit will be supplied by Rly. | — | — | — | 13,650 | |
| — | 15.00 | — | — | ||
| Supply of CLS unit 3 Aspect non metallic (FRP) colour light signal housing multi unit type for Rly. signaling suitable for RE area 3 Aspect complete without lens, lamps and signal transformer as per Drg. No. SA 23002/A/M(ADV.), Alt-8 or latest & RDSO/SPN/194/2006(Ver-1) or latest and and FRP material as per RDSO Spec. no RDSO/SPN/151/1997 or latest .All drawings should be as per latest. Signal unit to be compatible to LED lighting unit. Inspection: Consignee. | — | — | — | 4,09,635 | |
| — | 5.00 | — | — | ||
| - Installation, erection and wiring of CLS 3 aspect unit FRP type , post, ladder & base complete including paying out of tail cable from location box as per Rly. site engineer. Note:- This includes installation, erection & wiring of signal unit includes fixing, wiring of LED signal lighting unit, current regulator and this also includes protection of unit from rain water. For Installation, erection and wiring all materials including nuts, bolts to be supplied by contractor except Signal post, ladder, base, unit, earth pipe & LED lighting unit. Signal post, ladder, base, unit, LED lighting unit will be supplied by Rly | — | — | — | 11,760 | |
| — | 10.00 | — | — | ||
| Supply of CLS unit 2 Aspect non metallic (FRP) colour light signal housing multi unit type for Rly. signaling suitable for RE area 2 Aspect complete without lens, lamps and signal transformer as per Drg. No. SA 23003/A/M(ADV.), Alt-8 or latest & RDSO/SPN/194/2006(Ver-1) or latest and FRP material as per RDSO Spec. no RDSO/SPN/151/1997 or latest . All drawings should be as per latestSignal unit to be compatible to LED lighting unit. Inspection: Consignee. | — | — | — | 2,65,830 | |
| — | 5.00 | — | — | ||
| - Installation, erection and wiring of CLS 2 aspect unit FRP type , post, ladder & base complete including paying out of tail cable from location box as per Rly. site engineer. Note:- This includes installation, erection & wiring of signal unit includes fixing, wiring of LED signal lighting unit, current regulator and this also includes protection of unit from rain water. For Installation, erection and wiring all materials including nuts, bolts to be supplied by contractor except Signal post, ladder, base, unit, earth pipe & LED lighting unit. Signal post, ladder, base, unit, LED lighting unit will be supplied by Rly. | — | — | — | 8,290 | |
| — | 5.00 | — | — | ||
| Supply of non metallic FRP junction type route indicator 1 WAY AS PER RDSO DRG. NO. SA-23401 (ADV)/ ALT.2 or latest for Railway Signalling suitable for RE Area without lamp. Lenses, signal transformer as per RDSO SPEC. NO. RDSO/SPN/194/2006 (VER - 1.0) OR LATEST. FRP material as per RDSO SPEC. NO. RDSO/SPN/151/ 1997 OR LATEST. All drawings should be as per latest. Note: Signal unit should be compatible to LED type. Inspection: Consignee | — | — | — | 1,70,585 | |
| — | 5.00 | — | — | ||
| Installation, erection and wiring of 1 WAY junction type route indicator [LED type] Note: installation, erection & wiring of signalling unit includes LED signal lighting unit. This also includes protection of unit from rain water. | — | — | — | 3,345 | |
| — | 5.00 | — | — | ||
| Supply of junction type route indicator 2 WAY AS PER RDSO DRG. NO. SA-23402 (ADV)/ ALT.2 without lamp, Lenses, signal transformer. All drawings should be as per latest. Note: Signal unit should be compatible to LED type. Inspection: Consignee | — | — | — | 1,02,490 | |
| — | 5.00 | — | — | ||
| Supply of non metallic FRP junction type route indicator 2 WAY AS PER RDSO DRG. NO. SA-23402 (ADV)/ ALT.2 or latest for Railway Signalling suitable for RE Area without lamp. Lenses, signal transformer as per RDSO SPEC. NO. RDSO/SPN/194/2006 (VER - 1.0) OR LATEST. FRP material as per RDSO SPEC. NO. RDSO/SPN/151/ 1997 OR LATEST. All drawings should be as per latest. Note: Signal unit should be compatible to LED type. Inspection: Consignee | — | — | — | 2,16,350 | |
| — | 5.00 | — | — | ||
| Installation, erection and wiring of 2 WAY junction type route indicator [LED type] Note: installation, erection & wiring of signalling unit includes LED signal lighting unit. This also includes protection of unit from rain water. | — | — | — | 6,015 | |
| — | 10.00 | — | — | ||
| Supply of position light shunt signal unit (without lenses, lamps) with Base Post and without signal transformer as per RDSO DRG NO. SA-23840/ADV/ALT-2. All drawings should be as per latest. Note- Signal unit should be compatible to 'LED' type. Inspection: Consignee | — | — | — | 67,820 | |
| — | 10.00 | — | — | ||
| Casting, concreting and curing of foundation for Shunt signal including cost of all materials required for casting and concreting. All materials required for execution will be supplied by the contractor, including holding down galvanized bolts & nuts with washers, cement, sand, stone chips, etc. As per DRG. NO SK/5/95/NKG. | — | — | — | 40,870 | |
| — | 5.00 | — | — | ||
| Installation, erection and paying out of tail cable from location box and wiring of independent shunt signal, LED unit as per technical specification. | — | — | — | 2,510 | |
| — | 5.00 | — | — | ||
| Supply of position light shunt signal unit without lenses, lamps, base, post and without signal transformer as per RDSO DRG NO. SA-23840/ADV/ALT-2. All drawings should be as per latest. Note- Signal unit should be compatible to 'LED' type. Inspection - Consignee | — | — | — | 27,720 | |
| — | 5.00 | — | — | ||
| Supply of offset bracket for position light shunt signal (90mm outside Dia.) post with U clamps, nuts, washers complete as per RDSO DRG. NO.SA- 23080/ADV/ALT-1 all drawings should be as per latest. Inspection: by consignee. | — | — | — | 10,205 | |
| — | 5.00 | — | — | ||
| Installation, erection and paying out of tail cable from location box and wiring of dependent shunt signal, LED unit on the same post below the main signal as per technical specification. | — | — | — | 2,525 | |
| — | 60.00 | — | — | ||
| Supply of Electric Point Machine-IRS type, (AC Immunity 160V AC), Non-Trailable to operate on 110V DC complete with Lock and Detector slides, Cable Termination Box (143mm throw, thrust as applicable, Rotary locking), confirming to IRS: S 24/2002 (amdt.1) (Amdt. up to date if any) & Assy. Drg. No. RDSO-S/10910 (alt. up to date if any) & IRS: S 37/82 (amdt.3) (Amdt. up to date if any) for Motor. Inspection: RDSO | — | — | — | 39,37,140 | |
| — | 30.00 | — | — | ||
| Point insulation Complete set as per RDSO/SPN/168/2005 for 1.Switch bracket 'D' bracket insulation for IRS point machine - One set comprises of (a)Side plate LH to Drg.No.S-3266 - 1 No. (b)Side plate RH to Drg.No.S-3265 - 1 No. (c)Insulating bush to Drg.No.S-3199 - 4 Nos. (d) Insulating washer to Drg.No.S-8640 - 4 Nos., 2. Split-Stretcher bar 2.1 Insulation for Leading stretcher bars (BG) each set comprising of (a) Insulating plate for leading insulated stretcher bars BG as per RDSO Drg.No.T-10384 - 2 Nos. (b) Insulating bushing for leading insulated stretcher bars for BG as per RDSO Drg.No.T-10535- 4 Nos. (c) Insulating Washer for insulated stretcher bar BG as per RDSO drg.No.T-10371 - 6 Nos. 2.2 Insulation for following stretcher bars BG. Each set comprising of: (a) Insulating side plate for insulated stretcher bars BG as per RDSO Drg.No. T-10367 - 3 No. (b) Insulating bushing for insulated stretcher bars BG as per RDSO Drg.No. T-10368 - 6 Nos. (c)Insulating washer for insulated stretcher bars BG as per RDSO Drg.No. T10371 - 12 Nos& 3. Gauge tie plates (52 Kg/60Kg as per site requirement) Insulation for (BG) complete with insulating bush and washer each set comprising of: (a) Insulating plate for insulated tie plate BG as per RDSO Drg.No.T-10372-1 No. (b) Insulating bushing for insulated stretcher bar BG as per RDSO Drg.No.T10368 - 3 Nos. (c) Insulating Washer for insulated stretcher bar BG to IRS 40/84 as per RDSO drg.No.T-10371 - 6 Nos. Inspection: Consignee | — | — | — | 36,960 | |
| — | 40.00 | — | — | ||
| Supply of GI bend pipe, 'B' class, 50mm dia. for cable entry in point machines, along with required fixing arrangements as per standard practice on Eastern Railway. Inspection: Consignee. | — | — | — | 1,04,520 | |
| — | 60.00 | — | — | ||
| Installation, wiring and testing of point machine. This includes Drilling of holes in stock/tongue rail, Gauge tie plates, M.S. Plate, installation of point machine on M.S. Plate fixed on sleepers insulating M.S.Plate from GTP and rearranging, refixing of existing electrical point detector if any. This work includes fixing of Point JB, Ground connections complete in all respect including smithy work, welding work. This also includes dismantling of existing point machine with its fittings if any and fixing of new point machine. This includes wiring and termination of cables/wires of point machine & point JB and necessary lettering. This also includes adjustment &testing as per technical specifications. M.S. plates, Nuts & bolts, Washers, spring washers, angle etc. of suitable size required for this purpose are to be supplied by the contractor. The work will be executed as per instruction of Rly. Site engineer. This work also includes dismantling of old point machine with ground connection and re installation of new point machine with ground connection, if required at site. Note: Point machine with ground connection, insulation materials & point JB, cable/wire will be supplied by Rly. | — | — | — | 6,24,420 | |
| — | 40.00 | — | — | ||
| Supply of hard wood shelves of size 950 x 400 x 25 MM for full size location box. for keeping equipment's and batteries in the full size location box with suitable varnish and anti-termite chemicals fitted on angles with nuts & bolts. Inspection: -Consignee | — | — | — | 22,520 | |
| — | 100.00 | — | — | ||
| Supply of PBT ARA terminal 6 WAY as per DRG.NO.23756, ALT-3. and as per IRS SPECN.NO. IRS: S-75-2006(REV-2) or latest. M Inspection: RDSO. | — | — | — | 48,500 | |
| — | 50.00 | — | — | ||
| Supply of paper base hylam sheet of 12 mm thickness. Inspection : Consignee | — | — | — | 2,68,500 | |
| — | 300.00 | — | — | ||
| Supply of fuse, non-deteriorating (2A/6A/10A/16A) type, cylindrical (IRS-S-78/92) [quantity as per Rly. Engineer will be informed during supply]. Inspection: RDSO | — | — | — | 18,300 | |
| — | 100.00 | — | — | ||
| Supply of fuse base (PBT) to spec. no. IRS-S-75/2006(REV-2) or latest, DRG.NO.SA- 23748. Inspection: -RDSO. | — | — | — | 17,800 | |
| — | 2000.00 | — | — | ||
| Termination of cable Conductor ofmain / tail cable at both ends onCT rack/ relay room/location boxetc. with proper lugs as perdiagram and dressing with threadand termination to be done onthe disconnect typeterminals/1,6,8 way PBT terminalblock/fuse/any other equipmentas instructed by Rly. site engineerincluding fixing of terminalblocks, drilling of holes nearterminals on hylumsheet/plywood/wooden plank etc.and provision of cable conductormarkers, sleeves, lugs as perrequirement are part of thiswork. | — | — | — | 18,000 | |
| — | 300.00 | — | — | ||
| Supply of GI pipe with threaded collar of 100 mm nominal bore as per Specification No. IS- 1239, medium grade, perforated of required length. Inspection : Consignee | — | — | — | 2,28,600 | |
| — | 300.00 | — | — | ||
| Laying, Fixing, installation of GI pipe with threaded collar of 100 mm nominal bore perforated of required length on bridge, below road/LXing/ track, on wall or at other site and laying of signalling cable/rod through it with supply of necessary materials as required for execution of this work. The work to be done as per instruction of Rly. site engineer. | — | — | — | 29,400 | |
| — | 40.00 | — | — | ||
| Cement concrete work for miscellaneous items/purpose in the ratio 1: 3: 6. Item includes excavation, ramming, curing and plastering with cement & sand mixture (aggregate not exceeding 3.8 cm. Aggregate, cement & sand etc. to be supplied by the contractor for this work | — | — | — | 1,43,840 | |
| — | 400.00 | — | — | ||
| Supply of RCC pipes of 150 mm internal dia along with collars as per IS No. 458/2003 of NP type. Inspection: Consignee. | — | — | — | 1,00,000 | |
| — | 14.00 | — | — | ||
| Supply of full size apparatus case(Large) (as per DRAWING NO.RDSO/S-11500. This includes supply of location box (GKP type)with 'E' type lock & key, fitted on location door on both side, E Type lock (ward No will be specified by Engineer-in Charge) as per RDSO Drg. No. SA 3376 and Key to Drg .No. 3377 as per RDSO drawing No. RDSO/S-11500. Inspection: Consignee | — | — | — | 1,94,824 | |
| — | 14.00 | — | — | ||
| Casting, concreting, curing and plastering of concrete foundation for full size location box (GKP type)with Cement, sand, Stone Chips in the ratio 1:3:6 and erection of full size apparatus case(location box) as per Drg. NO.S&T/C-6/98(NKG). All materials required for this purpose including holding down bolts, nuts, washer, concreting materials etc. are to be supplied by the contractor. Materials to be inspected by Rly. Site Engineer and the work will be executed as per instruction of Rly. site engineer. Note:-location boxes to be painted with anti corrosive paints ( Asian paint/Berger/Shalimar) as per IS:-9862-1981, one and half feet from the bottom, on all surfaces-both inside and outside. This also includes bottom of apparatus cases filled with sand and the outside covered with masonry work and neat cement plastering. | — | — | — | 49,448 | |
| — | 14.00 | — | — | ||
| Fixing of slotted angle, Bakelite strip, hylam sheet, fixing and wiring of terminals, relays, fuse with base etc. and fixing of shelves in Full size steel Apparatus cases(location box) with termination, dressing & bunching of cables/wires, earthling of cables and wiring with necessary lettering as required including supply of wires, slotted angles, ferrules for marking, misc. materials as required per location box. All materials except relay, terminal strips, bakelite strip, fuses with base, charger, D type resistance, B type choke, SSDAC equipment, surge arrester, battery and hardwood shelves to be supplied by the contractor. Wires to be procured from RDSO approved firm and to be inspected by consignee. This includes sand filling and plastering over sand filling. NOTE: All locations to be provided with lamp/holder, switch for lighting as desired by Site Engineer. This should include all Terminations of Cable complete. Cable conductors are to be terminated with proper lugs and required bussbar and other terminals to be supplied by the contractor. | — | — | — | 67,620 | |
| — | 20.00 | — | — | ||
| 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. | — | — | — | 55,640 | |
| — | 1000.00 | — | — | ||
| 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 | — | — | — | 55,000 | |
| — | 100.00 | — | — | ||
| Supply of end plate 2.5 mm / 0.91 in width to use with above Disconnect type Terminal Block. Inspection: Consignee | — | — | — | 1,000 | |
| — | 70.00 | — | — | ||
| Supply of end stopper 10mm/0.0394 in width to use with above Disconnect type Terminal Block. Inspection: Consignee | — | — | — | 700 | |
| — | 10.00 | — | — | ||
| Supply of steel Carrier Rails of size 35mm x 7.5mm, 1mm/0.039in thickness un- slotted type for placing disconnect type terminals. .Inspection: Consignee | — | — | — | 1,090 | |
| — | 20.00 | — | — | ||
| 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 = 3 nos. (c) Copper strip of 150x25x6 mm, to terminate earth rod = 1 no. (d) Copper strip of 300x25x6 mm (MEEB) = 1 no. (e) Copper strip of 150x25x6mm (SEEB) = 1 no. (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 in duplicate.(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 as per IS: 694 for connecting various equipment to SEEB (minimum 10 meter) (v) Supply of copper lug sleeve for 3/16 cable Inspection: RDSO. | — | — | — | 3,02,940 | |
| — | 20.00 | — | — | ||
| Installation of Unit Maintenance Free Earth as supplied in above item. It includes ( i ) Digging the earth to the required depth. (ii) Insertion of electrode. (iii) Filling of earth enhancing compound (Approx.30 Kg) (iv) Provision of exothermic weld connections to copper tape of 25 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 1.5 ft. 1 ft wall thickness 2 inch with cover 3-inch thickness. Cables 35 Sq mm/ 16 Sq mm/10 sq mm for connecting earth to busbar, busbar to busbar and bus bars to various equipment. 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 x 25 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 bus bar in relay room, power room and panel room. GI strip 25 mm x 2 mm for ring formation of earth pits Earth enhancement material in bags for each Earth Electrode. Inspection chamber of site 300 mm 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. Inspection: Consignee. | — | — | — | 1,31,580 | |
| — | 50.00 | — | — | ||
| 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. | — | — | — | 74,800 | |
| — | 50.00 | — | — | ||
| 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. | — | — | — | 45,550 | |
| — | 50.00 | — | — | ||
| 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 | — | — | — | 58,050 | |
| — | 50.00 | — | — | ||
| 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. | — | — | — | 28,550 | |
| — | 3.00 | — | — | ||
| Supply of PVC insulated multi strand, single core copper conductor of size 16/0.2 mm (0.5sqmm) as per IS 694:2010 and RDSO Specn. No. IRS: S-76/89 (Amnd-3) or latest. Each coil should be of 100/200/500 meters length. Color of the wire which is required will be specified by the Engineer in charge. Inspection: RDSO | — | — | — | 23,007 | |
| — | 10.00 | — | — | ||
| — | 5.00 | — | — | ||
| — | 10.00 | — | — | ||
| — | 500.00 | — | — |
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