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Major Technologies for Safe Construction of High Earth-Rockfill Dams

Hongqi Ma, Fudong Chi

Engineering 2016, Volume 2, Issue 4,   Pages 498-509 doi: 10.1016/J.ENG.2016.04.001

Abstract:

The earth-rockfill dam is one of the primary dam types in the selection of high dams to be constructedMany major technical issues regarding earth-rockfill dams with a height of over 250 m were studied andsolved successfully in the construction of the 261.5 m Nuozhadu earth core rockfill dam.and other high earth-rockfill dams; and discusses major technical issues, such as deformation controlearth-rockfill dams.

Keywords： High earth-rockfill dam     Safe construction     Major technologies    

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An information management system of safety assessment and warning for high earth-rockfill dam

Zhang Zongliang,Yu Yuzhen,Zhang Bingyin

Strategic Study of Chinese Academy of Engineering 2011, Volume 13, Issue 12,   Pages 33-37

Abstract: monitoring data, a practical information management system of safety assessment and warning for Nuozhadu earth-rockfilldam is developed.back-analysis modules are the key parts, which perform analysis of seepage, stress and deformation of dam, crack of dam, dynamic response and slope stability.parameters of constitutive model are back-analyzed by using the monitoring data and the behaviors of the dam

Keywords： Nuozhadu Hydropower Station     dam     safety assessment     warning     information management system     back-analysis    

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Confining pressure effect on dynamic response of high rockfill dam

Xuexing CAO, Yunlong HE, Kun XIONG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 116-126 doi: 10.1007/s11709-010-0014-5

Abstract: Studies show that the dynamic properties of rockfill are strongly dependent on the confining pressureTherefore, confining pressure effect has become a very important factor in the seismic analysis of highrockfill dam.computational procedure was compiled and applied in the dynamic response analysis of the Changheba Dam

Keywords： confining pressure effect     high rockfill dam     dynamic response     Hardin-Drnevich constitutive model    

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China's High Dams Construction and Research on Science and Technology

Chen Zongliang

Strategic Study of Chinese Academy of Engineering 2000, Volume 2, Issue 12,   Pages 84-89

Abstract: , flood discharging and energy dissipation, treatment of dam foundation and treatment of high rock slopeThey in elude the 181 m-high concrete gravity dam in the Three Gorges Project, the 240 m — highErtan double curvature concrete arch dam, the 178 m- high Tianshenqiao No. 1 CFRD, the 182 m- high HongjiaduCFRD, the 233 m~high Shuibuya CFRD, the 130 m- high Shapai RCC arch dam, the 131 m- high Jiangya RCCgravity dam, etc.

Keywords： hydroelectric power     high dam     gravity dam     arch dam     roller compacted concrete dam (RC-CD)     concrete facerockfill dam (CFRD)    

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Three-dimensional seismic response analysis of a concrete-faced rockfill dam on overburden layers

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 2,   Pages 258-266 doi: 10.1007/s11709-010-0031-4

Abstract: Reasonable seismic response analysis of a high rockfill dam is of great engineering significance in guidingits design and ensuring its seismic safety during operation, especially of a concrete-faced rockfilldam (CFRD) on overburden layers.The results indicate that: 1) the amplification coefficient along the dam axis gradually increases withthe altitude, and reaches maximum at the dam crest; 2) the vertical residual deformation mainly exhibits

Keywords： concrete-faced rockfill dam (CFRD)     overburden layer     dynamic analysis     finite element method (FEM)    

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Technical Progress on Researches for the Safety of High Concrete-Faced Rockfill Dams

Hongqi Ma,Fudong Chi

Engineering 2016, Volume 2, Issue 3,   Pages 332-339 doi: 10.1016/J.ENG.2016.03.010

Abstract:

The concrete-faced rockfill dam (CFRD) is an important dam type in the selection of high dams to bem ultra-high CFRDs.m ultra-high CFRDs, and suggests focuses and general ideas for future research.

Keywords： High concrete-faced rockfill dam     Safety     Technical progress    

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Behavior of materials for earth and rockfill dams: Perspective from unsaturated soil mechanics

Eduardo E. ALONSO, Rafaela CARDOSO,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 1-39 doi: 10.1007/s11709-010-0013-6

Abstract: The basis of the design of earth and rockfill dams is focused on ensuring the stability of the structureThe materials used for dam’s construction cover a wide range from clayey materials to rockfill.Regular compacted materials (with a significant clay fraction), rockfill and compacted soft rocks are

Keywords： dams     unsaturated soil mechanics     suction     rockfill     clayey soil     mixture    

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Long-term behavior and safety assessment of Sance Rockfill Dam

Marta DOLEZALOVA, Ivo HLADIK

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 79-89 doi: 10.1007/s11709-010-0010-9

Abstract: Safety assessment of the 62 m high Sance Rockfill Dam based on long-term monitoring results and theirhorizontal movements of the crest together with the steep downstream slope questioned the safety of the damCalibrated 2D and 3D models fitting the monitoring results were applied for the safety assessment of the damThe modeling results contributed to the rehabilitation concept and project of the dam.

Keywords： rockfill dam     path dependence     creep     calibration     cracking     hydraulic fracturing hazard    

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Numerical analysis of nonlinear dynamic behavior of earth dams

Babak EBRAHIMIAN

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 24-40 doi: 10.1007/s11709-010-0082-6

Abstract: A numerical study is conducted to investigate the dynamic behavior of earth dams.For the latter, the Long Valley (LV) earth dam subjected to the 1980 Mammoth Lake earthquake as a realAfterwards, a comprehensive parametric study is carried out to identify the effects of dam height, inputmotion characteristics, soil behavior, strength of the shell materials and dam reservoir condition onthe dynamic response of earth dams.

Keywords： earth dam     numerical     nonlinear response     dynamic analysis     earthquake     dam height    

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Features of seismic hazard in large dam projects and strong motion monitoring of large dams

Martin WIELAND,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 56-64 doi: 10.1007/s11709-010-0005-6

Abstract: Earthquakes can affect large dam projects in many different ways.Among these dams were the 132-m-high Shapai RCC arch dam and the 156-m-high Zipingpu concrete face rockfilldam.These recently completed dams are dam types which, up to now, have not experienced strong ground shakingIt is proposed that major dams with large damage potential, dams located in areas of high seismicity,

Keywords： seismic hazard     arch dam     concrete face rockfill dam     strong motion instrumentation     reservoir-triggered    

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Research on the optimal selection model of rockfill dam type and evaluation method

Chen Yongxing,Chang Haotian,Lu Wenyan and Ren Bingyu

Strategic Study of Chinese Academy of Engineering 2013, Volume 15, Issue 4,   Pages 96-101

Abstract:

Optimal selection of dam type is a complicated decision-making problemComprehensively analyzing various factors affecting the rockfill dam type selection, a hierarchical structureFinally the optimum scheme of dam type is obtained.It can provide support for making decisions in optimal selection of rockfill dam type.

Keywords： rockfill dam     AHP method     Entropy method     TOPSIS method     optimal selection of dam type    

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New concept of design for high concrete face rockfill dams

Li Nenghui

Strategic Study of Chinese Academy of Engineering 2011, Volume 13, Issue 3,   Pages 12-18

Abstract:

Based on analysis of experimential design for concrete face rockfilldams and its imperfection, a new design concept of high concrete face rockfill dams which includes stability

Keywords： concrete face rockfill dam     design concept     stability safety     seepage safety     deformation safety    

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The Cemented Material Dam: A New, Environmentally Friendly Type of Dam

Jinsheng Jia, Michel Lino, Feng Jin, Cuiying Zheng

Engineering 2016, Volume 2, Issue 4,   Pages 490-497 doi: 10.1016/J.ENG.2016.04.003

Abstract:

The first author proposed the concept of the cemented material dam (CMD) in 2009.This concept was aimed at building an environmentally friendly dam in a safer and more economical wayfor both the dam and the area downstream.The concept covers the cemented sand, gravel, and rock dam (CSGRD), the rockfill concrete (RFC) dam (or the cemented rockfill dam, CRD), and the cemented soil dam (CSD).

Keywords： Cemented material dam (CMD)     Cemented sand，gravel，and rock dam (CSGRD)     Rockfill concrete (RFC) dam     Cementedrockfill dam (CRD)     Cemented soil dam (CSD)     Material properties    

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300 m grade concrete faced rockfill dam adaptability and countermeasures

Ma Hongqi

Strategic Study of Chinese Academy of Engineering 2011, Volume 13, Issue 12,   Pages 4-8

Abstract: p style="text-align: justify;">This paper summed up the main experiences and lessons of 200 m grade rockfilldam construction,analyzed 4 typical projects of 300 m grade dam, put forward the scientific researchand key technical problems of 300 m grade dam.

Keywords： concrete face rockfill dam     adaptability     countermeasure research    

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In situ-based assessment of soil liquefaction potential–Case study of an earth dam in Tunisia

Ikram GUETTAYA,Mohamed Ridha EL OUNI

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 4,   Pages 456-461 doi: 10.1007/s11709-014-0259-5

Abstract: The present paper examines the evaluation of liquefaction potential of an earth dam foundation in Tunisia

Keywords： liquefaction     cone penetration test (CPT)     standard penetration test (SPT)     vibrcompaction     sand    

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Title Author Date Type Operation

Major Technologies for Safe Construction of High Earth-Rockfill Dams

Hongqi Ma, Fudong Chi

Journal Article

An information management system of safety assessment and warning for high earth-rockfill dam

Zhang Zongliang,Yu Yuzhen,Zhang Bingyin

Journal Article

Confining pressure effect on dynamic response of high rockfill dam

Xuexing CAO, Yunlong HE, Kun XIONG,

Journal Article

China's High Dams Construction and Research on Science and Technology

Chen Zongliang

Journal Article

Three-dimensional seismic response analysis of a concrete-faced rockfill dam on overburden layers

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Journal Article

Technical Progress on Researches for the Safety of High Concrete-Faced Rockfill Dams

Hongqi Ma,Fudong Chi

Journal Article

Behavior of materials for earth and rockfill dams: Perspective from unsaturated soil mechanics

Eduardo E. ALONSO, Rafaela CARDOSO,

Journal Article

Long-term behavior and safety assessment of Sance Rockfill Dam

Marta DOLEZALOVA, Ivo HLADIK

Journal Article

Numerical analysis of nonlinear dynamic behavior of earth dams

Babak EBRAHIMIAN

Journal Article

Features of seismic hazard in large dam projects and strong motion monitoring of large dams

Martin WIELAND,

Journal Article

Research on the optimal selection model of rockfill dam type and evaluation method

Chen Yongxing,Chang Haotian,Lu Wenyan and Ren Bingyu

Journal Article

New concept of design for high concrete face rockfill dams

Li Nenghui

Journal Article

The Cemented Material Dam: A New, Environmentally Friendly Type of Dam

Jinsheng Jia, Michel Lino, Feng Jin, Cuiying Zheng

Journal Article

300 m grade concrete faced rockfill dam adaptability and countermeasures

Ma Hongqi

Journal Article

In situ-based assessment of soil liquefaction potential–Case study of an earth dam in Tunisia

Ikram GUETTAYA,Mohamed Ridha EL OUNI

Journal Article