Henan Zhongsui Engineering Equipment Co., Ltd.
How a TBM backup machine shield working follow
- Dec 22, 2017 -

How a TBM backup machine shield working follow

Will the shield machine get lost in the dark underground?

Of course not,the advanced shield machine are installed the high-precision measuring system can dynamically display the current position relative to the tunnel axis design position deviation, the operator can timely adjust the driving state, make the shield tunneling machine in the operate in the right direction.

The shield machine can only move forward and cannot be backward. It will dig down to the next subway station or shaft and lift the ground after completing the task.