桥梁水下基础施工防水方法较多，当施工钻孔桩或扩大基础时，可以不用钢板桩围堰，而代之以轻便得多的钢套箱。
During constructing the bored plies or enlarging the foundations, the lighter and more convenient steel jacket box may be used instead of using the steel sheet pile as the cofferdam.
介绍桥涵基础施工中钢板桩围堰的设计与施工。
The construction and design of steel stake cofferdam are introduced at building of bridge and culvert foundation.
通过理论计算确定钢板桩围堰的实际受力，并通过实际施工情况验证该方法的可行性。
The actual bearing capacity of the steel sheet cofferdam is determined through the theoretical calculation and the feasibility of this method is checked and examined by the actual construction.
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