Air Crossing Tenders

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Central Government And Public Sector

CTN :45453149

30 Jun, 2026 NA

Bilaspur - Chhattisgarh

Tender For in-situ reconditioning of existing worn-out cms crossings by rdso approved technology under the jurisdiction of senior divisional engineer/north of bilaspur division.

CTN :45424823

25 Jun, 2026 NA

Karwar - Karnataka

Tender For manual ctr work on main line points & crossings between lol-haa with 60 kg turnouts and weldable cms crossings under the jurisdiction of divisional engineer, madgaon in karwar region over konkan railway in karnataka state (computer no : 69729)

Central Government / Public Sector

CTN :45396862

15 Jun, 2026 NA

Kazipet - Telangana

Tender For manufacturing and supply of single piece spring inserted reusable seize nut for size m-25 lock nut m 025. dimensional requirement of the nut shall be as under (as per irs/t-23) and generic specifications (provisional) for self-locking nuts to be used in bolts for track fittings. basic material of the nut shall be of steel conforming to chemical composition, mechanical and physical properties mentioned in is-1367 part-06 or equivalent standards ensuring the performance requirements of indian railways as mentioned in this document with materials electro galvanizing or hot-dip galvanizing or nickel alloy coating etc. tenderer must enclose as per din 65151-dynamic testing of the locking characteristics of fasteners under transverse loading conditions (vibration test) or nas3350(national aerospacestandard)- vibration test requirements for high quality, self-locking nuts, used at temperatures up to 800 degrees f or iso 7481:2000 aerospace -nuts, self-locking, with maximum operating temperature less than or equal to 425 degrees c. brinell hardness of the nut shall be 139-287 hbw (as per sub-clause 9.1 of is 1367 part-6)along with tender. pitch screw threads for check rails of isejs and fish plated joints of cms crossings 28 & 25 mm pitch in 3 mm . [warranty period: 60 months after the date of delivery ] [ warranty period: 60 months after the date of delivery ] ]

Central Government / Public Sector

CTN :45117828

15 Jun, 2026 NA

Kazipet - Telangana

Tender For corrigendum : manufacturing and supply of single piece spring inserted reusable seize nut for size m-25 lock nut m 025. dimensional requirement of the nut shall be as under (as per irs/t-23) and generic specifications (provisional) for self-locking nuts to be used in bolts for track fittings. basic material of the nut shall be of steel conforming to chemical composition, mechanical and physical properties mentioned in is-1367 part-06 or equivalent standards ensuring the performance requirements of indian railways as mentioned in this document with materials electro galvanizing or hot-dip galvanizing or nickel alloy coating etc. tenderer must enclose as per din 65151-dynamic testing of the locking characteristics of fasteners under transverse loading conditions (vibration test) or nas3350(national aerospacestandard)- vibration test requirements for high quality, self-locking nuts, used at temperatures up to 800 degrees f or iso 7481:2000 aerospace -nuts, self-locking, with maximum operating temperature less than or equal to 425 degrees c. brinell hardness of the nut shall be 139-287 hbw (as per sub-clause 9.1 of is 1367 part-6)along with tender. pitch screw threads for check rails of isejs and fish plated joints of cms crossings 28 & 25 mm pitch in 3 mm . [warranty period: 60 months after the date of delivery ]

Central Government/Public Sector

CTN :45389552

19 Jun, 2026 NA

Bhopal - Madhya Pradesh

Tender For part - (a) execution of turnout sleeper renewal (ttr(tsr)-21 sets), and renewal of turnouts (ttr(fs+twr+cms)05 sets) under the den/n/bpl section. part-(b) execution of trr(p), tfr, de-stressing work, and other track-related works in aden/bina & aden/guna section under the jurisdiction of den/n/bpl section. part-c) bpl-bina & bina-mdvk section-provision of asphalting and repairing of existing road surface at level crossings, etc and other ancillary works at level crossing no-003, 297, 300, 301, 302 and 305 under aden bina.(track work)

CTN :45353331

08 Jun, 2026 5.39 Lacs

Mugma - Jharkhand

Tender For construction of air crossing /foot bridge at - 3e/l12 junction in m.s. seam haulage line of lakhimata colliery.

CTN :45338065

12 Jun, 2026 NA

Ranchi - Jharkhand

Tender For manufacture and supply of 1 in 8.5 diamond crossing with single slip with curved switch for b.g. (16731 mm) for 60 kg r260 rail to rdso drg. no.t-6493 (alt.2) and irs specifications t-10- 2025, t-12 -2009 and t-29- (revised-2024) on psc sleepers lay out complete with 02 nos cms acute crossings to rdso drg.no.t-4967 (alt.9), 02 nos cms obtuse crossings to rdso drg. no.t-6495 (alt.1) and 7000 mm or curved switches with all parts listed in the assembly & sub - assembly drawings but excluding standard fish nate, fish bolts & nuts, grsp, erc and liners. the required rails will be purchased by the manufacturer.(the alt in drawings and specifications issued by rdso up 10 days before to tender closing date shall be applicable in this tender ).rdso drawing attached in documents. qty tolerance: not permissible. ]

Central Government/Public Sector

CTN :45338981

29 May, 2026 NA

Chennai - Tamil Nadu

Tender For sr.den/west/mas jurisdiction: reconditioning of cms crossings in situ by using rw-20 translamatic robotic welding technology in aden/ajj, kpd & jtj sub divisions.

Central Government/Public Sector

CTN :45090201

29 May, 2026 NA

Chennai - Tamil Nadu

Tender For corrigendum : sr.den/west/mas jurisdiction: reconditioning of cms crossings in situ by using rw-20 translamatic robotic welding technology in aden/ajj, kpd & jtj sub divisions.