敞开式TBM护盾半径适应性设计

田彦朝,贺飞,张啸

Adaptive design of shield radius for open type hard rock TBM

Yan-chao TIAN,Fei HE,Xiao ZHANG

图 5 底侧护盾与洞壁的不同接触位置关系

Fig.5 Different contact states of side shield and tunnel surface