暗挖法是即不挖开地面，采用在地下挖洞的方式施工。矿山法和盾构法等均属暗挖法。 尽管浅埋暗挖法城市隧道及地下工程施工技术已较为成熟,但由于工程水文地质条件的不确定性和施工环境的复杂性,使得在浅埋暗挖法地下工程施工过程中,仍存在许多施工风险,也发生过许多风险事故。
管棚支护是浅埋暗挖法施工中的一种辅助工法。
Pipe roof support is an assisted method of shallow tunneling.
而暗挖法受地质条件约束较大，施工速度缓慢。
Mining method is easy constrained by the geological conditions, and its construction speed is also slow.
我国已成功地用浅埋暗挖法修建了西单“三拱两层双柱”式地铁车站。
The metro station of "triple-arch, double-storey and double-pillar" has been built in our country by means of shallow buried subterranean excavation method.
应用推荐