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地基在营运期发生沉降,直接影响到行车舒适性和行车安全性;要制定行之有效的沉降处治方案,就有必要对地基沉降进行长期观测,直至沉降段地基稳定为止。
The subsidence of the foundations during the operation period has a direct impact on driving comfort and driving safety. To formulate an effective subsidence treatment plan, it is necessary to observe the subsidence of the foundation long-term until the settlement of the subgrade stabilizes.