In construction of field stations located in sandy soil areas with higher ground water levels, the ground water level must be lowered below designated excavated depth so as to guarantee the smooth engineering progress.
In construction of field stations located in sandy soil areas with higher ground water levels, the ground water level must be lowered below designated excavated depth so as to guarantee the smooth engineering progress.
摘要在水位较高的砂土地区进行站场施工，必须先将地下水位降到设计挖深以下，才能保证工程的顺利进行。