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广惠高速公路针对桥头跳车这一质量通病 ,对桥涵台背回填填料选择及施工工艺进行了探讨与实践 ,并提出了既能满足现行规范要求 ,又能延长高速公路使用寿命的台背回填砂的施工工艺。
In order to overcome the common quality problem of bridge jumping at Guangqiao Expressway, Guanghui Expressway explores and practices the choice of backfill materials and construction technology of bridge and culverts, and proposes the backfill of backfill which can meet the requirements of current codes and prolong the service life of expressways Sand construction process.