Steel cofferdam is adopted as a temporary structure to protect structure against ship collision so as to effectively ensure bridge pier's safety.
将临时结构钢套箱用作防船撞结构，有效解决桥墩防撞安全问题；
Taking Anqing Highway Bridge over Yangtze River for example, give the design and key construction technology in large double-wall steel cofferdam.
结合安庆长江公路大桥的施工，介绍大型双壁钢吊箱围堰的设计方法和关键施工技术。
Design and Construction of the anchor system for the large steel cofferdam of bridge pier of Wuhan Junshan Yangtze River Highway bridge are introduced.
介绍武汉军山长江公路大桥桥墩的巨型钢围堰在水上施工时，所采取的锚碇系统的设计。
Construction of bored piles in steel cofferdam as pylon foundations in main channel for the SecondChangjiang River Bridge in Wuhan is emphatically recounted.
重点介绍了位于长江主航道上武汉长江二桥斜拉桥主塔墩基础双壁钢围堰及钻孔桩的施工。
This paper deals with the construction surveying of manufacture, installation, positioning and settlement of steel cofferdam of main towers foundation for a large cable bridge.
对大型斜拉桥主塔基础钢围堰的制作、拼装、定位及下沉的施工测量作了全面论述。
The double-wall steel cofferdam is widely applied in bridge deep water foundation due to that it is of characteristics of high structural strength and good waterproof performance.
而双壁钢围堰具有结构强度高、防水性能好的特点，因此，在桥梁深水基础中得到广泛应用。
Two construction methods including first sinking steel cofferdam then forming pile and first forming pile then sinking steel cofferdam, together with their advantages and disadvantages are introduced.
介绍先下钢围堰后成桩和先成桩后下钢围堰两种施工方法及其优缺点。
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.
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。
In the paper, the construction technology of steel sheet pile cofferdam used in the rider cap construction of Hangzhou Bay Cross - sea Bridge and the advertent construction proceedings are introduced.
介绍建设中的杭州湾跨海大桥，采用钢板桩围堰进行海上承台的主要施工技术与施工中应注意的主要问题。
The construction and design of steel stake cofferdam are introduced at building of bridge and culvert foundation.
介绍桥涵基础施工中钢板桩围堰的设计与施工。
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.
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 steel plate boxes were applied in the construction of Heihe municipal water source intake work as cofferdam.
黑河市水源取水口工程围堰施工采用钢板箱围堰型式。
A mechanical model is established based on the actual bearing capacity of the steel sheet cofferdam.
根据钢板桩围堰的实际受力状况建立力学模型。
The steel box cofferdam has been widely employed in the construction of long bridges for its advantages contrasted with other construction methods.
钢吊箱围堰以其诸多优点在大型桥梁施工中得到了广泛应用。
In light of engineering practice, a round steel sheet pile cofferdam was used in the main tower caps and the construction of pile cap was successfully completed.
结合工程实际，主塔承台采用圆形钢板桩围堰施工，圆满完成了承台的施工。
The embed depth and wave-stream elements of steel pipe piles are two main factors determining the bearing conditions of steel boxed cofferdam.
钢管桩嵌固深度和波流要素是决定钢套箱受力状况的两个主要因素。
Donghe Multipurpose dam Project in Zhongshan was built in the deep soft clay. The steel sheet pile cofferdam for this kind of special geological conditions has its own unique advantages.
中山东河水利枢纽工程修建在深厚淤泥质软土上，钢板桩围堰对于该种特殊地质条件有其独特的优越性。
It is hoped to be useful for reference of deep water zone pile cap construction of bridge pillar by steel box cofferdam.
本文对桥梁主墩承台在深水区施工时，采用钢箱围堰方案施工有借鉴和参考的作用。
The staged construction mechanics of the steel sheet pile retaining structure for a cofferdam project are numerically simulated using 3D FEM incremental computing method.
应用三维有限元分析，采用增量计算方法，对某围堰工程承台钢板桩围护结构进行了动态施工力学的三维数值模拟。
The staged construction mechanics of the steel sheet pile retaining structure for a cofferdam project are numerically simulated using 3D FEM incremental computing method.
应用三维有限元分析，采用增量计算方法，对某围堰工程承台钢板桩围护结构进行了动态施工力学的三维数值模拟。
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