Karst subgrade is very detrimental to bridge that calls for high attention in design and construction.
岩溶地基对桥梁的危害性非常大，设计与施工时必须高度重视。
Rock_socketed piles are always used as the bridge foundations in the Karst area.
在岩溶发育地区，多采用嵌岩灌注桩作为桥梁基础。
This article mainly aims at karst zone railway bridge bored pile construction technology to make analysis and discussion.
本文主要针对岩溶地带铁路桥梁钻孔灌注桩施工技术作出分析与探讨。
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