基坑开挖对临近建筑物会产生较大影响，导致临近建筑物基础应力和变形发生变化。
Much effect will be caused by pit foundation excavation upon adjacent buildings, which may lead to a change in the stress and strain of adjacent building foundation.
同时，为降低桥头地基的荷载和基础应力，减少沉降并增加填料的密实度，台背回填采用液态粉煤灰填筑。
At the same time, liquid coal ash is used in backfilling of abutment, so as to reduce the load and basic stress, reduce settlement and increase the dense of fillings.
安装到路基上，尤其当路基的基础应力很高的情况下，它能吸收并从根本上减弱有裂缝或交通而产生的张应力缝值。
Installed on the subgrade, especially when the basis of subgrade stress is very high, which can absorb and fundamentally weakened cracks or traffic and the tensile stress of the joint values.
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