The seriously uneven settlement of soft ground causes tunnel wall crack after the completion of permanent tunnel lining.
某隧道在完成二次衬砌后，软弱地基产生不均匀沉降致使边墙严重开裂。
2
The monitoring method and results for the vibration and crack induced by blasting for Daping mucking tunnel of Chongqing city express-railway are briefly presented.
简述重庆市快速轨道交通大坪出渣支洞爆破施工过程中爆破振动测试及建筑裂缝的监测方法及成果。
3
It can monitor the crack signal in the concrete structure, for example, bridge, highway, tunnel and building etc., using the embedded optical fiber sensor.