摘要
该文介绍了在软岩巷道大断面掘进中利用格栅拱架支护替代以往的砌碹支护的施工工艺,加快了掘进速度,加强了巷道的支护强度。
Printed at the soft rock tunnel boring in the use of large cross - section support grid Arch Arching alternative past support of the construction proceas, to speed up the tunneling rote of the roadway to enhance the strength of support.
出处
《山东煤炭科技》
2009年第4期30-31,共2页
Shandong Coal Science and Technology
关键词
软岩
格栅拱架
支护
Soft rock Gantry grille Support
