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Long-term dam safety monitoring of Punt dal Gall arch dam in Switzerland

M. WIELAND, G.F. KIRCHEN

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1, Pages 76-83 doi: 10.1007/s11709-012-0144-z

Abstract: The dam is founded on highly folded and partially crushed dolomite and limestone formations.For the monitoring of the dam deformations five inverted pendulums were installed in the dam and threein the rock foundation of the right abutment outside of the dam.The paper describes the long-term safety monitoring of this 42 years old arch dam.A short description of the Swiss practice in dam safety monitoring and emergency planning is also given

Keywords： dam safety concept arch dam dam instrumentation dam safety monitoring

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Effect of Discharge Facilities for Unusual Flood Release on Dam Safety

Wu Shiqiang,Jiang Shuhai

Strategic Study of CAE 2000, Volume 2, Issue 12, Pages 66-72

Abstract:

To predict the risk assessment of a dam which constructs two special tunnels for unusual flood release

Keywords： dam safety flood discharge risk analysis stochastic differential equation

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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 theirsettlements and horizontal movements of the crest together with the steep downstream slope questioned the safetyof the dam.Calibrated 2D and 3D models fitting the monitoring results were applied for the safety assessment ofThe 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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Overview on Safety and Management of Dams in China

Wu Zhongru

Strategic Study of CAE 2000, Volume 2, Issue 6, Pages 36-39

Abstract:

Dam is a kind of key infrastructure of national economy construction in chin, so it is of great significanceto improve and strengthen dam safety consciousness and management.Dam safety situation is reviewed and safety management is outlined in this paper, and new notion is presentedfor the improvement of dam safety and management.

Keywords： dam safety management

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Key Technologies in the Design and Construction of 300 m Ultra-High Arch Dams

Renkun Wang

Engineering 2016, Volume 2, Issue 3, Pages 350-359 doi: 10.1016/J.ENG.2016.03.012

Abstract:

Starting with the Ertan arch dam (240 m high, 3300 MW) in 2000, China successfully built a total ofteam successfully tackled these challenges and made critical breakthroughs, especially in the area of safetym ultra-high arch dams, including the strength and stability of foundation rock, excavation of the dambase and surface treatment, dam shape optimization, safety design guidelines, seismic analysis and design

Keywords： Ultra-high arch dam Shape optimization Arch dam overall safety Seismic safety Concrete temperature control

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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 CAE 2011, Volume 13, Issue 12, Pages 33-37

Abstract: style="text-align: justify;">Based on the monitoring data, a practical information management system of safetyassessment and warning for Nuozhadu earth-rockfill dam is developed.The system includes system management module, safety criteria module, monitoring data and engineeringinformation module, numerical calculation module, back-analysis module, safety warning and contingency, crack of dam, dynamic response and slope stability.

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

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New concept of design for high concrete face rockfill dams

Li Nenghui

Strategic Study of CAE 2011, Volume 13, Issue 3, Pages 12-18

Abstract: its imperfection, a new design concept of high concrete face rockfill dams which includes stability safetydesign, seepage safety design and deformation safety design in accordance with different topographicalimportance of deformation har monization principle was emphasized The principle and main points of stability safetydesign, seepage safety design and deformation safety design was also presented here.

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

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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 beIn addition, it discusses the key technologies and latest research progress regarding safety in the construction

Keywords： High concrete-faced rockfill dam Safety Technical progress

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Several issues to be considered for long-term better behavior of concrete gravity dams

Jinsheng JIA,

Frontiers of Structural and Civil Engineering 2010, Volume 4, Issue 1, Pages 40-46 doi: 10.1007/s11709-010-0006-5

Abstract: More and more attention will be paid on the long-term better behavior of dams to guarantee the safetyHowever, how do we evaluate the dams’ safety?The life span and the real safety status of old dams becomes a challenging task for the dam society,Based on the investigation of the Fengman gravity dam, which is 91.7 m high, operated since 1943The reasonable coefficient of dam safety has been discussed.

Keywords： dam safety economic life span structural life span environmental life span rehabilitation social decision

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SH-Mode Seismic-Reflection Imaging of Earthfill Dams Article

Edward W. Woolery

Engineering 2018, Volume 4, Issue 5, Pages 694-701 doi: 10.1016/j.eng.2018.08.009

Abstract: Dam-related issues are becoming more frequent in the United States, because a large part of this majorAddressing dam-related problems solely with traditional invasive drilling techniques is often inadequate

Keywords： Geophysics Seismic reflection Shear-wave Near-surface Dam safety

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On Some Important Problems About Concrete Dams

Zhu Bofang

Strategic Study of CAE 2006, Volume 8, Issue 7, Pages 21-29

Abstract: concrete dams are discussed in this paper: (1) The key technique for terminating the history of “no damkinds of guiding thoughts and two results of practical engineering for application of MgO concrete to damor 180 d age is more appropriate for concrete dams than concrete class based on 28 d age . (4) The safetyfactor for compressive stress for the specially heigh concrete arch dam (higher than 200 m) is some

Keywords： concrete dam cracks concrete mark safety factor for compressive stress equivalent stress for finite element

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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 — highCFRD, 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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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 to prepare project-specific safety plans for all dams, which consist of a matrix where

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

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Key problems and solutions in arch dam heightening

Zuoguang FU, Yunlong HE, Sheng SU

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1, Pages 98-104 doi: 10.1007/s11709-010-0004-7

Abstract: The dam heightening, which is an effective way to increase reservoir volume, has been paid close attentionThree problems should be dealt with when an arch dam needs to be heightened: stress state getting worseat dam heel, cracking on new added concrete dam surface, and weak bonding between new added concreteand old dam.The tensile stresses on dam’s surface and joint face that have certain relations to the dam heightening

Keywords： arch dam heighten tensile stress finite element method

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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