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On the seismic stability analysis of reinforced rock slope and optimization of prestressed cables

Wenbo ZHENG, Xiaoying ZHUANG, Yongchang CAI

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 2,   Pages 132-146 doi: 10.1007/s11709-012-0152-z

Abstract: The evaluation of the seismic stability of high rock slopes is of vital importance to ensure the safeanalysis based on the finite element method is developed to evaluate the seismic stability of reinforced rockThe method is applied to analyze a high rock slope in south-west China and the optimization of cablesThe stabilization effects of prestressed cables on the seismic stability of the slope are studied, the

Keywords： high rock slope     reinforced system     optimization     prestressed cable     seismicity    

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Bioengineering protection mechanism of city rock slope and its laboratory test

Desong JIANG, Minghua ZHAO, Chong JIANG,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 4,   Pages 414-421 doi: 10.1007/s11709-009-0055-9

Abstract: Based on the features of rock slope bioengineering protection, the ecology protection mechanism of theurban rock slope was discussed with the mechanics effect of plants and rock slope, and the reinforcementaction mechanism of rock slope by plant root system was analyzed as well.Furthermore, the indoor model experiment of urban crag rock slope ecology protection was designed andThe antiwashing capability per unit area has a critical slope angle of about 25°.

Keywords： indoor     engineering project     protection mechanism     different     runoff lagging    

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Evaluation of potential failure of rock slope at the left abutment of Jinsha River Bridge by model test

Zhiming ZHAO, Xihua WANG

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 3,   Pages 332-340 doi: 10.1007/s11709-013-0206-x

Abstract: The left bank slope composes of moderately thick layer of slate overlain by schistose basalt, and whereTo evaluate the stability of the rock slope under bridge foundation, model test and calculation modelbased on the geological parameters and the slope stability was simulated and analyzed using UniversalMoreover, the result of FEM analysis indicates that the rock mass under the main pier has potential shearSo, the bridge foundation should be strengthened to prevent the slope failure under external forces.

Keywords： slope stability     strength properties     model test     numerical analysis    

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Experimental study on the progressive failure and its anchoring effect of weak-broken rock vertical slope

Hehua ZHU, Qianwei XU, Wenqi DING, Feng HUANG

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 2,   Pages 208-224 doi: 10.1007/s11709-011-0111-0

Abstract: To improve the understanding on the failure behavior and its anchoring effect of weak-broken rock slope, the rock of grade IV according to China is taken as reference prototype, and a series of model testsIn which, the stability of slope reinforced with different bolt diameter, different anchor length andThe test results show that the collapse of slope is the combination of tension failure at the top anddo help to improve the stability of slope rock mass.

Keywords： progressive failure     weak-broken rock     slope     model test     bolt    

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Research on the Stability of a Slope in One Hydropower Station by the Improved Critical Slip Field (CSF

Li Jianming

Strategic Study of CAE 2004, Volume 6, Issue 5,   Pages 79-82

Abstract:

Through researching on a rock slope by the improved CSF methods,the paper works out not only the securitycoefficient of the slope but also its critical slip surface, the influence factors and slip causes.

Keywords： CSF computing methods     rock slope     stability    

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Stability analysis of a high loess slope reinforced by the combination system of soil nails and stabilization

Jiu-jiang WU,Qian-gong CHENG,Xin LIANG,Jian-Lei CAO

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 3,   Pages 252-259 doi: 10.1007/s11709-014-0260-z

Abstract: support techniques for deep foundation pit and normal slopes, few related engineering cases are found for highBy utilizing the finite element software of PLAXIS 8.5, the behavior of a high loess slope reinforcedIt can be found that the potential slide surface of the slope moves to deeper locations during the processThe measure of reducing the weight of the top of the slope is a positive factor to the stability of theloess slope, while the rainfall is a negative factor.

Keywords： high loess slope     CSNSP     PLAXIS     phi/c strength reduction method     Sweden circular slip surface    

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Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupledwith high-pressure waterjet

Frontiers of Structural and Civil Engineering   Pages 1370-1386 doi: 10.1007/s11709-023-0947-0

Abstract: The tunnel boring machine (TBM) is typically used in hard-rock tunnel excavation.Owing to the unsatisfactory adaptability of TBM to the surrounding rock, when crossing high-strengthTherefore, high-pressure waterjet technology should be applied to assist in rock breaking for efficientThe results show that high-pressure waterjets are highly efficient for rock breaking and are suitablerock breaking.

Keywords： tunnel boring machine     hard-rock cutting     free face     disc cutter     rock-cutting efficiency    

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Science and Technology Innovation of the Deep Water High Earth-rock Cofferdam in the Three Gorges Project

Dai Huichao

Strategic Study of CAE 2003, Volume 5, Issue 7,   Pages 11-16

Abstract:

The deep water high earth-rock cofferdam in the 2nd phase construction of TGP is a hard and challenge

Keywords： TGP     deep water high earth-rock     cofferdam     design constraction    

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Practice and Experimental Verification of TGP’s Permanent Shiplock Slope

Zhang Chaoran

Strategic Study of CAE 2001, Volume 3, Issue 5,   Pages 22-27

Abstract:

The high slope for the permanent shiplock of the Three Gorges Project (TGP), excavated from the mountainThe excavation for the slope on each side is 170 m deep in maximum consisting of a 68m high verticalSeveral aspects are described in the paper for the permanent shiplock slope including the general description

Keywords： TGP     permanent shiplock     high slope    

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Stability and deformation analysis of high slope for tank type of bunker at Donglutian coal mine

Jiang Haibo,Gong Shoucai,Liu Qingxue

Strategic Study of CAE 2012, Volume 14, Issue 2,   Pages 107-112

Abstract: In this paper, the stability calculation and deformation analysis of excavation slope under differentThe results indicate that the slope support requirements can not be met before reinforcement, and theReinforcement was applied in the slope, by method of composite soil nail wall and bored piles+entry cupportingdeformation are satisfied with operational requirement, and the layout of reinforcement is suitable for the slope

Keywords： tank type of bunker     slope     limit equilibrium method     finite element method (FEM)     stability     deformation    

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Monitoring Technology to Stability of Layered Rocky High Side Slope

Chen Zhijian

Strategic Study of CAE 2001, Volume 3, Issue 5,   Pages 86-91

Abstract:

Based on the example of monitoring to the stability of the layered rocky high slope, base and foundationrational arrangement of monitoring spots, the embedding technology of hole with clinometer in fragmentary rockmass in high slope and the establishment of the monitoring and predictive model to the stability ofhigh slope are elucidated.The discriminating discipline for the high slope stability based on the monitoring deformation result

Keywords： Jiangyin Bridge     tower     side slope stability     monitoring     hole with clinometer     monitoring and predictive    

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Technical Methods to Make Safety Monitoring and Forecast Models for the Foundation of Long Suspension Bridges

Chen Zhijian,Zhou Shizhong ,Zhuo Jiashou

Strategic Study of CAE 2002, Volume 4, Issue 6,   Pages 20-24

Abstract: problem and the importance and technical difficulty to make safety monitoring model for layered rocky slopedistribution, the monitoring and alarm model of residual anchorage thrust, j. e. , cause factor of slopestability, the comprehensive fuzzy evaluation model for slope safety based on external deformation observationresults and the forecast model for the stability of layered rocky slope based on observed internal shear

Keywords： layered rock mass     slope     monitoring and forecast model     technical methods    

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Theory and application of construction simulation for roller compaction of high core rock-fill dam

Zhong Denghua,Zhao Chensheng,Zhang Ping

Strategic Study of CAE 2011, Volume 13, Issue 12,   Pages 28-32

Abstract:

Based on the overall analysis of roller compaction system of high corerock-fill dam, the theory of construction simulation for roller compaction is put forward and the simulationmodel is set up which can actually reflect the uncertainties of the rock-fill dam roller compactionThis study achievement has been applied to the filling unit construction process of the Nuozhadu highcore rock-fill dam to verify the reliability of the simulation model, which gives important guidance

Keywords： high core rock-fill dam     roller compaction     construction simulation    

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Efficiency of scalar and vector intensity measures for seismic slope displacements

Gang WANG

Frontiers of Structural and Civil Engineering 2012, Volume 6, Issue 1,   Pages 44-52 doi: 10.1007/s11709-012-0138-x

Abstract: Although no single intensity measure is efficient enough for all slope conditions, the spectral accelerationat 1.5 times of the initial slope period and Arias intensity of the input motion are found to be theAmong various vector considered, the spectral accelerations at multiple spectral periods achieve highefficiency for a wide range of slope conditions.prediction models as well as the ground motion selection criteria for time domain analysis of seismic slope

Keywords： seismic slope displacements     intensity measures     empirical prediction    

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Evaluation and prediction of slope stability using machine learning approaches

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 821-833 doi: 10.1007/s11709-021-0742-8

Abstract: In this paper, the machine learning (ML) model is built for slope stability evaluation and meets thehigh precision and rapidity requirements in slope engineering.of this study includes six characteristics, namely unit weight, cohesion, internal friction angle, slopeangle, slope height, and pore water pressure ratio.Also, the SVM-poly method is used to analyze the susceptibility of slope parameters.

Keywords： slope stability     factor of safety     regression     machine learning     repeated cross-validation    

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Title Author Date Type Operation

On the seismic stability analysis of reinforced rock slope and optimization of prestressed cables

Wenbo ZHENG, Xiaoying ZHUANG, Yongchang CAI

Journal Article

Bioengineering protection mechanism of city rock slope and its laboratory test

Desong JIANG, Minghua ZHAO, Chong JIANG,

Journal Article

Evaluation of potential failure of rock slope at the left abutment of Jinsha River Bridge by model test

Zhiming ZHAO, Xihua WANG

Journal Article

Experimental study on the progressive failure and its anchoring effect of weak-broken rock vertical slope

Hehua ZHU, Qianwei XU, Wenqi DING, Feng HUANG

Journal Article

Research on the Stability of a Slope in One Hydropower Station by the Improved Critical Slip Field (CSF

Li Jianming

Journal Article

Stability analysis of a high loess slope reinforced by the combination system of soil nails and stabilization

Jiu-jiang WU,Qian-gong CHENG,Xin LIANG,Jian-Lei CAO

Journal Article

Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupledwith high-pressure waterjet

Journal Article

Science and Technology Innovation of the Deep Water High Earth-rock Cofferdam in the Three Gorges Project

Dai Huichao

Journal Article

Practice and Experimental Verification of TGP’s Permanent Shiplock Slope

Zhang Chaoran

Journal Article

Stability and deformation analysis of high slope for tank type of bunker at Donglutian coal mine

Jiang Haibo,Gong Shoucai,Liu Qingxue

Journal Article

Monitoring Technology to Stability of Layered Rocky High Side Slope

Chen Zhijian

Journal Article

Technical Methods to Make Safety Monitoring and Forecast Models for the Foundation of Long Suspension Bridges

Chen Zhijian,Zhou Shizhong ,Zhuo Jiashou

Journal Article

Theory and application of construction simulation for roller compaction of high core rock-fill dam

Zhong Denghua,Zhao Chensheng,Zhang Ping

Journal Article

Efficiency of scalar and vector intensity measures for seismic slope displacements

Gang WANG

Journal Article

Evaluation and prediction of slope stability using machine learning approaches

Journal Article