1) big cofferdam
大围堰
1.
Review of the earthwork for seawater pump room and the construction of big cofferdam;
海水泵房土石方开挖及大围堰施工回顾
2) large-scaled sandy soil cofferdam
大型砂土围堰
4) cofferdam
[英]['kɔfədæm] [美]['kɔfɚ,dæm]
围堰
1.
Experimental study on the concrete properties in cut-off wall of the earth-rock cofferdam;
土石围堰防渗墙混凝土性能试验研究
2.
Structure design of Donghu tunnel steel sheet pile cofferdam;
东湖隧道钢板桩围堰结构设计
3.
Application of geomembrane to cofferdam of Langshitan Hydropower Station;
土工膜在浪石滩电站围堰工程中的应用
5) coffer
[英]['kɔfə(r)] [美]['kɔfɚ]
围堰
1.
Design & construction of steel board pile coffer of low pile platform in sandy land;
砂滩地低桩承台的钢板桩围堰设计与施工
2.
The construction technique and process of single wall steel coffer ringlike bot-tom concrete pavement under deep water,under the geological condition of shallow soil coveringlayer,are introduced,which is a good reference to other construction companies.
在水下覆盖层较浅的地质条件下，采用了单壁钢围堰深水环形水下混凝土封底技术，详细介绍了有关工艺和施工过程，可供施工单位借鉴。
6) coffer dam
围堰
1.
Application of the civil structure coffer dam in construction and diversion project;
土木结构围堰在施工导流工程中的应用
2.
The stress state and seepage of anti-seepage walls under longitudinal RCC coffer dam of Linkuhydropower station are studied using 2D non-linear finite element method.
采用二维非线性有限元分析方法,研究了六库水电站RCC纵向围堰防渗墙的防渗效果和应力应变状态。
3.
During the design of the Jilin Tai construction conduction and damming current,the bank slope complete rock and the coffer dam union was fully used,reduced the coffer dam seep,obtained some economic efficiency; Simultaneously used the prominent rock to make T-shaped dam,damming current difficulty was reduced.
为了使吉林台水电站施工导截流顺利进行,在吉林台施工导截流设计中,充分利用了岸坡完整岩体与围堰结合,降低了围堰渗水,同时利用突出岩体做成"丁"字坝,减小了截流难度,取得了一定的经济效益和良好的施工效果。
补充资料：草土围堰
草土围堰
straw and earth cofferdam
连m)方法使用纪50峡等中修可成。。施土逐夭廉、沙河不超的底坡一乞，草牙、岩出比构的稳定围堰需随eaotu weiyan草土围堰(straw and earth eofferd利用麦草、稻草、柳枝和土为主要材料的传统施J构筑的临时挡水建筑物(见施工围堰)。中国广泛翅于黄河、淮河地区的灌溉工程和堵口工程中。20渔年代以后，这种传统施工方法又发展应用于青锈大型水利水电工程施工中。草土围堰可以在流沙筑，是用稻草、麦桔做成草捆、与土料混合堆筑}草捆直径0.5一0.7米，长1.8一2.咪，重约10千吏工中将草捆在水中铺成排，铺一层草捆，填一压渐向前沉放，它具有就地取材、施工简便、成本1结构上适应基础变形，防渗性能好，特别在多沂流上，可发挥其快速闭气的特点。它适用于水沂过5米、流速低于3.5米/秒的河流中。草土围堰宽约为堰高的2一3倍，按稳定要求核定，内外边般在1:0.25一1:0.5左右。每方土用草75一90千二土体的容重约1，1吨/米“，稳定计算时草与砂卵二石间的摩擦系数分别采用0.4和0.5，草土体的这降不宜大于0 .5。草土围堰的接头，尤其是软硬绍连接，至关重要。采用粘土心墙式的草土围堰转可靠，拆除时可在堰上开槽放水，水流很快可把冲走。草土围堰的缺点是沉陷量为堰高6一7%，时填补，且草料易于腐烂，寿命一般不超过2年 (葛文月
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条