对顶进过程中管道纵向与环向钢筋应力及管土接触压力进行了现场测试。
Vertical and annular reinforcing steel bar stress and pipe-soil contact pressure during pipe jacking were monitored on the spot.
对于环向裂缝，用两换能器的连线斜跨环向裂缝的布置方法可以基本消除钢筋的影响。
As for the circular crack, the influences of the adjacent bars on the measured results can be avoided by obliquely setting two transducers across the crack.
应用推荐