摘要
通过实例介绍软弱围岩浅埋隧道(尤其是洞口段)地表用砂浆锚杆进行预加固的施工方法、加固效果和经济效益。
This article introduces construction method, effect and economil benifits of mortar-anchor prereinforcement construction of shallow burried tunnel surfacelespecially the entrancepart with weak surrounding rocks through examples.
出处
《河北建筑工程学院学报》
CAS
2001年第2期9-11,30,共4页
Journal of Hebei Institute of Architecture and Civil Engineering
关键词
浅埋隧道
软弱围岩
砂浆
锚杆
加固
shallow-burried tunnel
weak sorrounding rock
mortar anchar
