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Unique Features of the iconic Chenab Bridge

Unique Features of the iconic Chenab Bridge
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Unique Features of This Bridge:

  • Bridge designed to withstand high wind speed up to 266 Km/Hour.
  • Bridge designed for blast load in consultation with DRDO for the first time in India.
  • Bridge will remain operational at restricted speed of 30 Km/Hour even after removal of one pier/trestle.
  • Bridge designed to bear earthquake forces of highest intensity zone-V in India.
  • First time on Indian Railways, Phased Array Ultrasonic Testing machine used for testing of welds.
  • First time on Indian Railways, NABL accredited lab established at site for weld testing.
  • Approx. 584Km welding done to join the different parts of structure, which is to the tune of distance between Jammu Tawi to New Delhi.
  • Height of cable crane’s pylon at Srinagar End is 127m, which is much taller than Qutub Minar of 72m.
  • Launching of curved viaduct portion done for first time on Indian Railways using End Launching Method.
  • Extensive health monitoring and warning systems planned through state of art instrumentation.
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Details about ceremony of Arch Closure:

  • Before closure and during launching, arch is being supported by stay cables.
  • Closure includes the erection of last 8 segments (4 no. upstream and 4 no. downstream) of Arch.
  • The process of arch closure started on 20 February, 2021. Before ceremony for closure of arch, 07 segments were erected in advance.
  • At the time of closure of arch, segment no. WT28 was erected. This segment is at kauri end (west end) of the crown.
  • Name: WT28 (upstream side top chord segment)
  • Size: 5.6 m x 4.0 m x 0.98 m ( L x B x H ); Weight =18.95 MT

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