造价通
更新时间:2026.06.13
联合巷道掘进法及其在软破岩层中的施工工艺

格式:pdf

大小:199KB

页数:

本文分析了巷道开挖围岩应力由弹性变形到非弹性变形的演变过程,提出了联合法的支护观点,即使地压活动阻止在初台的弹性变形阶段,变被动式外补支护为以主动式内强以护为主,被动式外补支护为辅二者相结合的支护形式。对“联合”法的支护工艺也进行了探讨和说明。

基坑石方爆破施工方案

格式:pdf

大小:253KB

页数: 13页

1 目 录 一、编制说明 ·················································3 1.1 编制依据 ····················································3 1.2 编制范围 ····················································3 1.3 编制原则 ····················································3 二、工程概况 ·················································4 2.1 地理位置 ····················································4 2.2 气象条件 ··············

热门知识

基坑岩层爆破施工

精华知识

基坑岩层爆破施工

最新知识

基坑岩层爆破施工
点击加载更多>>
专题概述
基坑岩层爆破施工相关专题

分类检索: