Design method for railway simply-supported U-shaped beam-arch combination bridge

Design method for railway simply-supported U-shaped beam-arch combination bridge

  • CN 106,012,794 A
  • Filed: 05/18/2016
  • Published: 10/12/2016
  • Est. Priority Date: 05/18/2016
  • Status: Active Application
First Claim
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1. being used for a method for designing for the freely-supported grooved camber composite bridge of railway, described freely-supported grooved camber composite bridge includes grooveType beam, arch rib and tie-rod, wherein said arch rib is fixedly installed on described trough girder, one end of described tie-rod and described arch rib phaseFixing connection, the other end is fixedly connected with described trough girder, it is characterised in that:

  • described arch rib and described tie-rod use rigidity systemBar rigid arch;

    By adjusting the ratio of rigidity between described rigid tie bar and described rigid arch, the rigidity of described trough girder is made to meetDesign requirement.

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