Latest relay interlocking Tenders | Government relay interlocking Tenders

CTN :43004127

22 Dec, 2025 46.06 Crore

Adilabad-T - Telangana

Tender For please refer tender document - supply, installation, testing & commissioning of new electronic interlocking system along with indoor and outdoor gears for signalling and telecommunication arrangement to the existing stpp private railway siding including connected infrastructure (for phase-i lines of stpp siding & ltc siding from mancherial to srp chp), jaipur (v&m), mancherial(dist), telangana.

Central Government/Public Sector

CTN :43005096

30 Dec, 2025 NA

Prayagraj - Uttar Pradesh

Tender For comprehensive annual maintenance contract of electronic interlocking system of "kyosan" make installed at prayagraj (pryj) station of prayagraj division for a period of three years.

Central Government/Public Sector

CTN :43005108

31 Dec, 2025 NA

Kota - Rajasthan

Tender For replacement of electronic interlocking system of warm standby and indoor signalling gears on age cum condition basis at dhaurmui jaghina (dum) station on kota division.

State Government

CTN :42922367

04 Dec, 2025 NA

Ghaziabad - Uttar Pradesh

Tender For corrigendum : supply of point machine and variouse other items as per boq attached inspectioon rdso rites consignee - supply of point machine irs type 220 mm stroke clamp type as per irs s$-24/2002 (amendment 1) or latest.(inspection agency:- rdso), 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 or latest and rdso spec.no.irs: s - 34, s- 23 or latest, as applicable. the interlocking code for this unit shall be "abdhk". (inspection by rdso)., contactor unit (qbca1 type), 24 v dc, 2hf / 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, s - 60 or latest, as applicable. th e interlocking code for this unit shall be "bcejk". (inspection by rdso)., q-series magnetically latched neutral line relay (ql1 type), 11f / 4b, 24v dc complete with plug board (base plate), connectors and retaining clips and con forming to brs-935a and rdso specn. no.irs : s - 34, s - 23 or latest, as applicable. the interlocking code for this unit shall be "abdeg.(inspection by rdso)., supply of basic material to construct unit maintenance free earth as per rdso specs. no. rdso/spn/197 ver. 1.0 or latest to achieve a resistance less than 1 ohm. it consist of following:(a) copper bonded steel electrode of minimum 3.0 meter long, minimum 17.0 mm dia with copper bonding thickness of minimum 250 microns 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 equipments to seeb (v) supply of copper lug sleeve for 3/16 cable.(inspection by consignee)., supply of master telephone with voice logging facility for electronic lc gate telephone system as per specification no: rdso/spn/tc-51/2011 revision 3.0 with amendment no. 1 or latest. (inspection by rites)., electronic lc gate slave telephone system with voice recorder as per rdso specification no. rdso/spn/ tc/51/2021 revision 1.0 (inspection agency:- consignee), supply of centralized power supply system 24 volts dc power pack with 7ah mf battery for electronic lc gate telephone system as per rdso spec:- no. rdso / spn / tc / 51 / 2011 (rev. 3.0) amdt - 1 or latest.(inspection agency:- consignee), supply of optical power meter, type-b, as per tec spec. gr / opm - 01 / 03 feb. 2005 or latest. (make & model khushicom-k280) or similar branded make. (inspection by consignee)., supply and testing of optical laser light source of make- jdsu model- ols-35 or similar branded make.(inspection agency:- rites), supply of optical laser torch of reputed make. (make & model-proskit mt-7530) or similar branded make. (inspection agency: - consignee), supply of automatic fusion splicer for single mode optical fibre cable, along with accessories as per tec spec. tec/gr/tx/osm 001/04/sep-12 or latest of make superior/fujikura or similar. consignee shall approve the supply only after successful demonstration at site. (inspection agency:- rites), supply of otdr suitable for 1310/1550nm fiber with resolution of 60 cm, dynamic range of 314/29 db with all accessories for working on single mode optical fiber as per tec spec. tec/gr/tx/otd 001/05/sep-19 or latest, of reputed make like yokogawa/zdsu/viavi or

Central Government/Public Sector

CTN :42992077

24 Dec, 2025 NA

Multi City - Multi State

Tender For design,manufacture, supply, installation, programming, testing and commissioning of electronic interlocking (ei) system by oem conforming to attach tentative signalling planned rdso specification as per rdso/spn/192/2019 ver. 2.0 with latest amendments and supply of indoor and outdoor signaling materials ,trenching , cable laying, termination of s&t cables of various cores complete for indoor and outdoor works of sandasal station along with alteration /modification at two stations at samlaya and timba road in connection with guge conversion from ng to bg between samlaya - timba road (53.5 kms) on varodara division of western railway

Central Government/Public Sector

CTN :42667839

04 Dec, 2025 43.68 Lacs

Gaya - Bihar

Tender For corrigendum : provn of accessories for solid waste and decompost system at mil stn gaya - surface excavation not exc 30cm deep and averaging 15cm deep and getting out in soft/loose soils., removing excavated soil n exc. 50m & depositing where directed at a level n exc. 1.5 m above the starting point., m & l for hard core of gauge exc. 63mm but n exc 100mm deposited, spread & levelled in layers n exc. 15 cm thick, watered & rammed to a true surface of broken stone/boulder., m & l 75mm thick pcc type c-2, (1:3:6) using 40mm graded stone aggregate as in path hard standing as directed, m&l pcc 1:2:4 type b1 (20mm graded agg) as in copings,benching,bed block,lintel band drains and channels etc and similar work incl form work.kerbs and like incl weathering slightly rounded or chamfered angles and throating as directed, m&l rubber moulded precast concrete interlocking paver block any shape and size confirming to is 15658-2006 of 80 mm thickness m-40 grade with grey cement and no pigments al as spfd and directed., m&l sand filling under floors are in foundation including watering and consolidation, m & l organic waste composition machine of 1000kg/day capacity all as specified., m & l organic waste shredder machine of 1000kg/day all as specified., m & l conveyer belt for organic waste all as specified and directed, supply and laying river bed fine sand in trenches/ ducts 15 cm under cable and 8 cm above the cable for cushioning / protection to cable including spreading, levelling and get thick 18cm after hand punning complete all as specified and directed at site.

Central Government/Public Sector

CTN :42975706

29 Dec, 2025 NA

Hubli - Karnataka

Tender For annual maintenance contract for electronic interlocking system of m/s. medha servo drive pvt. ltd. make installed at tvg, lkt, bkit, gdg, kgx, sidg, snnr, ktgg, kanr & kjdi stations" for four years over hubballi division. (total - 10 stns)

CTN :42756584

08 Dec, 2025 10.00 Lacs

Gwalior - Madhya Pradesh

Tender For supply of orthopedic implant - d.h.s.plate l/b(38 mm)with r/h 125 ,to 140 , 2 holes--8holes, 9 holes--18 hole, d.h.s. screw 22 mm threading with compression screw (top-bolt).(36mm) 115mm,in 5mm increments., d.c.s. plate(95)with r/h holes, 4 holes -10 hole, 11 holes -24 hole, condylar buttress plate with r/h, 3 holes -10 hole, 11 holes--20 hole, distal femur locking compression plate (right & left) anatomical pre shaped & contoured with self-trapping locking head screws" with r/l/holes for metaphyseal portion of plate & combi holes for shaft of plate., medial & lateral proximal tibial buttress plate (t- & l-shape) as per ao specifications. { t- buttress}locking, 3 holes--10 hole, 11 holes -20 hole, proximal lateral tibial locking plate for 405 mm screw, 2 holes -08 hole, 09 holes --13 hole, dital medial tibial locking plates 2.7/3.5mm, 4 holes--08 hole, 09holes--14 hole, anrerolateral distal tibial locking plate 3.5 mm, 4 holes --08 hole, 09 holes--14 hole, proximal humerus locking plate (philos) plate, 3 holes --07 hole, 08 holes --12 hole, contoured locking plate for distal end humerus.(prices to be quoted separately for the following 2 items)., 3 holes --07 hole, 08 holes--14 hole, d.c.p. small 3.5, 4 holes --08 hole, 09 holes--14 hole, d.c.p. narrow 4.5, 4 holes --10 hole, 11 holes--20 hole, d.c.p.board. 5 holes to 20 holes 4.5, 5 holes --10 hole, 11 holes --20 hole, l.c.p. small locking 3.5, 3 holes --08 hole, 09 holes --14 hole, l.c.p. narrow locking 4.5, 3 holes --10 hole, 11 holes --20 hole, l.c.p. board locking 4.5, 3 holes -10 hole, 11 holes --20 hole, cortical screw 4.5mm(tpi-20)14,16,18 ..60mm increments, cortical screw 3.5mm(tpi-20)8,10,12 .mm, in 2 mm,increments, locking cortical screw 5.0mm 14,16,18 .60mm,in 2mm,increments, locking cortical screw 3.5mm. 8,10,12 60mm,in 2mm increments., 16mm threaded cannulated cancellous screws 4mm. 25,30 115mm,in 5mm increments, fully threaded locking solid cancellous screws 6.5mm 25,30 .115mm,in 5mm increment, interlocking femur nail ( as per ao specifications) with compatible locking bolts diameter- 8mm to 12mm - length-340 to 440mm, proximal femur nail(p.f.n.) (as per ao specification)with compatible locking bolts diameter- 8mm to 11mm length-340 to 440mm, interlocking tibia nail(as per ao specification)with compatible locking bolts diameter- 8mm to 11mm length-280 to 380mm, interlocking bolts(as per ao specification) diameter- 2.9mm length-12 to 30mm diameter-3.9mm length-14 to 48mm diameter- 4.9mm length-16 to 120mm, proximal bolt p.f.n. cannulated(as per ao specification) diameter- 6.4mm length-60 to110mm diameter- 8.0mm length-60 to 120mm, titanium elastic nailing system(tens), non fenestrated bipolar prosthesis 37.39, .51,53mm, bone cement (price to be quoted separately for the following 4 items) 1. high viscocity poly methyl meth-acrlate 40gms with working time of 5-6 min. 2. medium to low viscocity poly methyl meth-acrylate 40gms 3. high viscocity poly methyl meth-acrylate 40gms with working time of 5-6 min with gentamycin. 4. medium to low viscocity poly methyl meth-acrylate 40gms with gentamycin. cost of disposable nozzle to be provided separately., k wires ----0.5mm,1.5mm,2mm,2.5mm,3mm, malleable wires --- different gazes., austein moor prosthesis 37-53, interlocking humers nail with compatible locking band, modular bipolar prosthesis 37--53, total hip prosthesis fenestrated, total hip prosthesis non fenestrated, total knee prosthesis fenestrated, total knee prosthesis non fenestrated, sanction drain 500 ml 12, 14, 16, soframycin glycerin dressing, silk no 1, bitadin solution 100 ml, traction kit a/k, b/k, bitadin powder 15mg, dyanaplast, prolene 2-0, polypipe drain, harniya mess kit, sumag ointment, lignocaine 10% spray, 1.5 mm mini plate (2 hole gap, 4 hole gap, 6 hole gap), 2 mm mini plate (2 hole gap, 4 hole gap, 6 hole gap), 2 mm 900 plate (lt & rt) 2 pair, 4 hole gap, 2 mm plate t plate 4 hole gap, 2 mm 3d plate 2x2 hole, 2.5 mm plate (

Central Government/Public Sector

CTN :42960451

19 Dec, 2025 NA

Solapur - Maharashtra

Tender For comprehensive annual maintenance contract of electronic interlocking system of kyosan make at 2 stations on solapur division of central railway for the period of two years.

Central Government/Public Sector

CTN :42725356

15 Dec, 2025 NA

Bhusawal - Maharashtra

Tender For corrigendum : survey, design, supply, installation, testing & commissioning of automatic block signalling work using multi section digital axle counters for continuous track circuiting along with electronic interlocking in auto huts and alteration in existing electronic/relay interlocking at adjoining stations in igatpuri-nashik-manmad section of bhusawal division of central railway

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