High-stability bridge cast-in-place pile foundation repairing method

High-stability bridge cast-in-place pile foundation repairing method

  • CN 105,464,109 A
  • Filed: 12/16/2015
  • Published: 04/06/2016
  • Est. Priority Date: 12/16/2015
  • Status: Active Application
First Claim
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1. a bridge struction pile pile foundation method for repairing and mending for high stability, is characterized in that:

  • comprise the stepsS1. near excavation side, the bridge struction pile pile foundation side well of part not up to standard, the outer wall of described bridge struction pile pile foundation is exposed in the well of described side, and the degree of depth controlling described side well be deeper than described in the least significant end at least 50cm of part not up to standard;

    S2. described part not up to standard cut from the well of described side, what formation was communicated with described side well cuts space, and is cleaned out by the silt particle chiseled out;

    S3. mending concrete is used to build described side well, space and described side well is cut described in filling, and the height controlling to build is higher than the most significant end at least 200cm of described part not up to standard, after treating described mending concrete health, carries out fill compaction to described side well.

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