The presented computation methods are also applicable to stability analysis of catch drain, impended wall, open caisson and other excavation works during construction.
所述计算原则和方法也适用于分析截水槽、倒挂井、沉井及其他土石开挖工程在施工期的稳定性。
A series of measures such as open caisson, thickening protective wall and decreasing length, etc. are taken to overcome problems of sand drafting, collapse and water gushing, which get better effect.
施工中采用沉井法、增加护壁厚度、减小长度等一系列措施，克服了流砂、坍孔、涌水等难点，取得了较好的效果。
The method of using thin-wall caisson as the supporting structure is quick and economical.
采用薄壁沉箱作为开挖的支护结构，施工快捷又经济合理。
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