韶关交通人行道隔离栏 中山马路围栏 港式护栏

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桥梁护栏施工时注意问题
Problems in construction of bridge guardrail
护栏施工时应准确掌握各种设施的资料。
During the construction of guardrail, the data of various facilities shall be accurately mastered.
特别是埋设于路基中各种管道的准确位置，在施工过程中不允许对地下设施造成任何破坏。
In particular, the exact location of various pipelines buried in the subgrade shall not cause any damage to the underground facilities during the construction process.
如遇地下通讯管线、泄水管或涵顶填土深度不足时。
In case of insufficient filling depth of underground communication pipeline, drain pipe or culvert top.