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Key Technical Issues Related to Super-high Concrete Slab Dam

Ma Hongqi,Cao Keming

Strategic Study of CAE 2007, Volume 9, Issue 11,   Pages 4-10

Abstract: style="text-align: justify;">This essay summarizes the main technical points related to 100-meter-high concreteslab dam and analyzes the main problems and their causes of 200-meter-high concrete slab dam during Based on the main experiences of the super-high concrete slab dam built after the year of 2000, key technical issues related to 300-meter-high concrete slab dam that need research have been

Keywords： concrete slab dam     super-high dam     technology    

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In-plane transversal normal stresses in the concrete face of CFRD induced by the first-dam reservoir

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 1,   Pages 81-91 doi: 10.1007/s11709-016-0378-2

Abstract: To evaluate the effects of dam height, valley narrowness and width of concrete slabs on the first-damreservoir filling in-plane transversal normal stresses in the concrete face of CFRD´s, 3D finite differenceThe 3D analyses results show that high in-plane transversal compressive stresses develop within the concretepanels located in the central concrete face zone upon dam reservoir filling loading.results of the 3D finite difference analyses, a simple method to estimate in-plane normal stresses in the concrete

Keywords： concrete face     CFR dams     reservoir filling     slab in-plane stresses    

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Punching of reinforced concrete slab without shear reinforcement: Standard models and new proposal

Luisa PANI, Flavio STOCHINO

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 5,   Pages 1196-1214 doi: 10.1007/s11709-020-0662-z

Abstract: Reinforced concrete (RC) slabs are characterized by reduced construction time, versatility, and easier

Keywords： punching shear strength     reinforced concrete     slabs     reinforcement ratio    

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Influence of soft rock-fill material as dam embankment with central bituminous concrete membrane

Peter TSCHERNUTTER

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 63-70 doi: 10.1007/s11709-010-0016-3

Abstract: relevant material parameters for a valuation of the deformation behavior of the up- and downstream damshell by means of an embankment dam of medium height.This gave rise to the necessity of adjusting the dam design of the downstream dam shoulder.Several times higher dam settlements as well as significant differential settlements between the up-and downstream dam shell were observed during construction and operation.

Keywords： embankment dam     bituminous concrete membrane     rock-fill material properties     deformation behavior    

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

Chen Zongliang

Strategic Study of CAE 2000, Volume 2, Issue 12,   Pages 84-89

Abstract: The scientific and technological achievements and their application in geologic exploration, dam construction, 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 Hongjiadugravity 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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Effect of eccentricity in reinforced concrete beam-column-slab connection under cyclic loading

Rooh ULLAH, Amjad NASEER, Muhammad FAHIM, Mohammad ASHRAF, Eid BADSHAH

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 390-398 doi: 10.1007/s11709-021-0690-3

Abstract: Beam–column connections are one of the most critical elements of reinforced concrete structures, especiallyHowever, very limited experimental studies about eccentric reinforced concrete connections includingThis study presents the experimental results of two half-scale eccentric beam-column-slab connections

Keywords： corner connection     eccentricity     strength degradation     stiffness degradation     energy dissipation     performance levels    

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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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Research on key construction technologies of concrete dam heightening project

Zhou Hougui

Strategic Study of CAE 2012, Volume 14, Issue 7,   Pages 87-92

Abstract:

Based on construction practice of worldwide concrete dam heightening project, 4 key construction technologiesof concrete gravity dam heightening project by the integral heightening mode on the existing dam bythe down stream side and on the dam crest were systematically summarized.The 4 key technologies are concrete raw materials and mix proportion, jionting between new concrete andexisting concrete, controlled demolition and transference of old structures, and resources temporal

Keywords： construction technology     dam heightening     concrete dam     hydraulic and hydropower engineering    

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Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1,   Pages 102-108 doi: 10.1007/s11709-010-0012-7

Abstract: Predicting “regular” dam deformations for prevailing conditions and comparing them with observeddeformations is an essential part of dam surveillance.deviations.The main contributors to the deformations of arch dams are water loading and the fluctuation of concretePrediction of dam deformations can be based on deterministic models, purely statistical models or so-calledand the portion caused by temperature variation.The present article deals with the analysis of arch dam

Keywords： arch dam     analysis     Zillergruendl     concrete temperature     hybrid model    

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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 shaking

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

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A Brief Review of Rock-Filled Concrete Dams and Prospects for Next-Generation Concrete Dam Construction Review

Feng Jin, Duruo Huang, Michel Lino, Hu Zhou

Engineering 2024, Volume 32, Issue 1,   Pages 100-106 doi: 10.1016/j.eng.2023.09.020

Abstract:

Over the past few decades, one of the most significant advances in dam construction has been the inventionof the rock-filled concrete (RFC) dam, which is constructed by pouring high-performance selfcompactingconcrete (HSCC) to fill the voids in preplaced large rocks.  The innovative use of large rocks in dam construction provides engineers with a material that  Prospects for next-generation concrete dams are discussed from the perspectives of environmental

Keywords： Rock-filled concrete dam     Pouring compactness     Effect of large rocks     Intelligent quality control     Unmanneddam construction    

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Behavior of dam concrete under biaxial compression-tension and triaxial compression-compression-tension

WANG Huailiang, SONG Yupu

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 323-328 doi: 10.1007/s11709-008-0043-5

Abstract: In order to meet the requirement for nonlinear analysis and design of mass concrete structures, the deformationbehavior and strength of three-graded concrete specimens 250 mm × 250 mm × 400 mm with a maximum aggregatesize of 80 mm and the corresponding wet-screened concrete specimens 150 mm × 150 mm × 300 mm with aTest data indicate that both the deformation and strength of the mass concrete specimens are lower thanthose of the corresponding wet-screened concrete small specimens, but the initial tangent modulus of

Keywords： requirement     wet-screened concrete     compression-tension     maximum aggregate     principal    

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Punching shear behavior of recycled aggregate concrete slabs with and without steel fibres

Jianzhuang XIAO, Wan WANG, Zhengjiu ZHOU, Mathews M. TAWANA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3,   Pages 725-740 doi: 10.1007/s11709-018-0510-6

Abstract: A study on the punching shear behavior of 8 slabs with recycled aggregate concrete (RAC) was carriedfibres could not only improve the energy dissipation capacity and the punching shear capacity of the slab, but also effectively improve the integrity of the slab tension surface and thereby changing the trend

Keywords： recycled aggregate concrete     steel fibres     slab     punching shear     recycled coarse aggregates replacement percentage    

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Long-Term Performance and Microstructural Characterization of Dam Concrete in the Three Gorges Project

Chen Lyu,Cheng Yu,Chao Lu,Li Pan,Wenwei Li,Jiaping Liu,

Engineering doi: 10.1016/j.eng.2023.04.017

Abstract: This study investigates the long-term performance of laboratory dam concrete in different curing environmentsThe mechanical properties of the laboratory dam concrete, whether cured in natural or standard environmentsFurthermore, the laboratory dam concrete exhibited good resistance to diffusion and a refined microstructureThe concrete drilled from the dam surface exhibited a loose microstructure with higher microporosity,Therefore, the retained long-term dam concrete samples need to be further researched to better understand

Keywords： Three Gorges Dam     Long-term performance     Microstructural analysis     Moderate-heat cement     Fly ash    

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163Concrete dam construction management and decision-making based on virtual reality

Zhou Hougui,Cao Shengrong,Wang Quande

Strategic Study of CAE 2010, Volume 12, Issue 9,   Pages 63-68

Abstract:

Concrete dam construction management and decision-making platform isIn the platform, the multi-dimensional construction information is integrated highly, including dam constructureThe platform provides a completely new environment for concrete dam construction management and decision-makingThe platform has rich functions on concrete dam construction management and decision-making, such asconstruction information management, dam model editing, pouring bins management, construction scene roaming

Keywords： concrete dam     virtual reality     construction management and decision-making     Danjiangkou Dam heightening    

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Title Author Date Type Operation

Key Technical Issues Related to Super-high Concrete Slab Dam

Ma Hongqi,Cao Keming

Journal Article

In-plane transversal normal stresses in the concrete face of CFRD induced by the first-dam reservoir

Neftalí SARMIENTO-SOLANO, Miguel P. ROMO

Journal Article

Punching of reinforced concrete slab without shear reinforcement: Standard models and new proposal

Luisa PANI, Flavio STOCHINO

Journal Article

Influence of soft rock-fill material as dam embankment with central bituminous concrete membrane

Peter TSCHERNUTTER

Journal Article

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

Chen Zongliang

Journal Article

Effect of eccentricity in reinforced concrete beam-column-slab connection under cyclic loading

Rooh ULLAH, Amjad NASEER, Muhammad FAHIM, Mohammad ASHRAF, Eid BADSHAH

Journal Article

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

Dakuo FENG, Ga ZHANG, Jianmin ZHANG,

Journal Article

Research on key construction technologies of concrete dam heightening project

Zhou Hougui

Journal Article

Analysis of arch dam deformations

Franz PERNER, Pius OBERNHUBER,

Journal Article

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

Martin WIELAND,

Journal Article

A Brief Review of Rock-Filled Concrete Dams and Prospects for Next-Generation Concrete Dam Construction

Feng Jin, Duruo Huang, Michel Lino, Hu Zhou

Journal Article

Behavior of dam concrete under biaxial compression-tension and triaxial compression-compression-tension

WANG Huailiang, SONG Yupu

Journal Article

Punching shear behavior of recycled aggregate concrete slabs with and without steel fibres

Jianzhuang XIAO, Wan WANG, Zhengjiu ZHOU, Mathews M. TAWANA

Journal Article

Long-Term Performance and Microstructural Characterization of Dam Concrete in the Three Gorges Project

Chen Lyu,Cheng Yu,Chao Lu,Li Pan,Wenwei Li,Jiaping Liu,

Journal Article

163Concrete dam construction management and decision-making based on virtual reality

Zhou Hougui,Cao Shengrong,Wang Quande

Journal Article