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2009年06 期
| 标题 |
| 高速铁路岩溶地质条件下钻孔桩施工工艺试验研究(37 卷) |
| 英文标题 |
| Research on the Construction Technology of High-speed Railway Bored Piles Under the Condition of Karst Geology |
| 摘要 |
| 石灰岩岩溶发育地区，施工过程中塌孔、卡钻、埋钻现象极易发生，威胁施工安全，影响工程质量。成孔方法，特别是溶洞的处理是成桩的关键工序。在溶洞处理过程中根据溶洞的大小，采用填粘土块和片石，灌注低标号混凝土、压浆，压双液浆，灌砂压浆，钢护筒跟进的施工方案，能保 |
| 作者 |
| 新闻作者:胡 蓉 |
| 关键字 |
