Taking one work as example and according to its features the foundation treatment techniques are introduced from earth cofferdam, heavy curtain piles, dewatering, drainage and other aspects, which provides good references for similar works.
结合某工程实例 ,从工程特点、土围堰、支护帷幕桩、降水、排水等方面对该工程地基处理技术进行了详细的介绍 ,对类似工程的施工具有很好的参考价值。
This paper introduces the joint application of high-pressure jet grouted piles and cement soil mixed piled for dealing with seepage of earth cofferdam for dry dock in Rizhao Port.
介绍高压喷射注浆和水泥土搅拌桩防渗加固技术在日照港干船坞土围堰防渗处理中的组合应用。
The blasting method for notch of the earth-rock cofferdam antiseepage wall at the second stage of chinese Three Gorges Project, the measurement results of water hammer wave are presented, the influential factors of affecting the intensity of water hammer wave are analyzed, the control opf explosive dose of notch and protection method are put forward.
概述三峡二期土石围堰防渗墙槽孔爆破方法 ,列出其水击波测试成果 ,分析影响水击波强度的因素 ,提出槽孔爆破药量控制和防护方法的建议。
Dabu power-plant had been successful in applying anti-leakage new technology of high pressure spraying guniting for earth-rock cofferdam on the blanket of gravels, which shortened construction period with good anti-leakage effect and obvious economic benefit.
大埔水电站应用高压喷射灌浆防渗技术在砂砾石覆盖层上进行土石围堰获得成功。
Anti-seepage technique for construction of upstream earth-rockfill cofferdams of Goupitan Hydropower Plant;
构皮滩水电站上游土石围堰防渗处理技术
Application of controlled grouting to anti-seepage of earth-rockfill cofferdam;
控制灌浆技术在土石围堰防渗处理中的应用
Anti-seepage construction of earth-rockfill cofferdam for Yinpan Hydropower Station
银盘水电站土石围堰防渗施工及评价
Application of controlled curtain grouting impervious technology in embankment cofferdams;
控制性帷幕灌浆防渗技术在土石围堰中的应用
The impervious technique of high-pressure gunite applied to stage Ⅰembankment cofferdam of the Three Gorges Project was introduced comprehensively.
对高压喷射灌浆防渗技术在三峡工程一期土石围堰中的成功应用作了全面的介绍,详细阐述了其施工布置、施工主要参数、施工程序和施工方法。
The procedure of construction with earth-bag cofferdam is introduced for the open-cut foundation in deep water and sandy soil with a narrow space at Pier No.
介绍赣龙铁路18标段在苏家坡大桥5#墩场地狭窄条件下,深水砂性土中明挖基础,采用土袋围堰施工过程,对今后同类型的水中基础施工可起借鉴作用。
To provide the accordance for the future design and construction on sward cofferdam, this paper summarized the desig tion process of sward cofferdam combined with practice of using sward cofferdam in the upper reaches of Yellow River in Gansu Pr ty years.
结合甘肃省黄河上游地区40多年使用草土围堰的实践,对草土围堰的设计和施工进行了总结,为今后草土围堰的设计和施工提供依据。
New hydraulic construction techniques and their application to the Zuojiang Water Conservancy Project are introduced as follows: ①the sward cofferdam technique is first successfully applied to the Zuojiang Project, the permeability coefficient of the cofferdam being 1×10 -5 ?cms, the ratio of the inner and outer gradient being 1∶1 , the resisting flow velocity being 3～3.
①首次在左江干流大 (Ⅱ )型水利工程成功应用草土围堰技术 ,其渗透系数为 1× 10 - 5cm/s ,内外坡比 1∶1,抗冲流速 3～ 3 5m/s ,寿命可达 2a ;②采用水坡过坝建筑物 ,坡槽为钢筋混凝土“U”型断面 ,整体结构 ,全长 12 35m ,纵向坡率 3%,可比船闸方案减少投资 90 0万元 ;③在国内首次将消力戽应用于较低Fr数水流的较大工程 ,解决了低Fr数水跃摆动问题 ,且在较短的下游水流表面消除了波动 ,减轻了冲刷 ,提高了消能效果 ,经 5个洪水期的考验 ,运行情况良好 。
There exists many defects during the design and construction of seepage control system in temporary sward cofferdam such as difficulty of drilling, slow progress, difficulty in making sure quality and so on.
由于传统临时草土围堰下防渗体系的设计、施工方法存在成孔困难、进度较慢、质量难以保证等问题。
Analysis of Stress-Strain and Stability for Longitudinal RCC Cofferdam Foundation in Liuku Hydropower Station;
六库水电站纵向碾压混凝土围堰堰基应力应变及稳定性分析
Study on Consolidation Properties of Dredger Fill Cofferdam with Variable Permeability;
考虑渗透性变化时的吹填土围堰固结特性研究
Study on the Proposal of the Third Stage RCC Arch Cofferdam for Three Gorges Project;
三峡三期碾压混凝土拱围堰方案研究
Anti-seepage construction of earth-rockfill cofferdam for Yinpan Hydropower Station
银盘水电站土石围堰防渗施工及评价
Determination of the worst operating condition of overtopped cofferdam
土石过水围堰最不利工况确定的研究
The Random Stability Analysis of the Downstream Concrete Slope Protection of Overflow Earth-rock Cofferdam;
过水土石围堰下游混凝土护板随机稳定性研究
Research on Technology of Underwater Blasting Compaction for TGP?s High Soil Rock Cofferdam
三峡高土石围堰水下爆炸压实技术研究
Research on non-dispersive underwater cement-clay grout in cofferdam seepage prevention
围堰防渗水下不分散水泥黏土浆液研究
Application of composite geomembrane in Xiangjiaba earth-rock fill cofferdam
复合土工膜在向家坝围堰工程中的应用
3D numerical simulation of overtopping flow field for earth-rockfill cofferdam of Silin hydropower station
思林水电站土石围堰过水流场三维数值模拟
Initial analysis on anti-seepage project construction of the earth-rork cofferdam in the Shuhe hydropower station
蜀河水电站土石围堰防渗工程施工浅析
The application of the clay bag cofferdam technology in trash rack extension engineering
粘土袋围堰在电厂拦污栅工程中的应用
Construction of Cofferdam of Concrete Pouring Jacket of Pier Base of Qingdao Sea Bay Bridge in the Sea
青岛海湾大桥海中承台混凝土套箱围堰施工
Temperature Control of Longitudinal Cofferdam RCC in Tingzikou Water Control Project
亭子口水利枢纽纵向围堰碾压混凝土温度控制
Xiluodu Hydropower Station Cofferdam Placstic Concrete Cutoff Wall Construction
溪洛渡水电站围堰塑性混凝土防渗墙施工
Construction of longitudinal cofferdam puncture sluice hole of expanding units civil engineering in Yanzhou hydropower station
艳洲水电站扩机土建工程纵向围堰穿闸孔施工
Construction of the pouring type asphalt concrete core in upperstream cofferdam of Qia-Fu-Qi-Hai Hydraulic Project
恰甫其海水利枢纽上游围堰浇筑式沥青混凝土心墙施工
Comprehensive construction technology for the open channel clos ure and the third stage of earth-rock cofferdam at Three Gorges Project
三峡明渠截流与三期土石围堰工程综合施工技术
