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Prediction of characteristic blast-induced vibration frequency during underground excavation by using

Tae Un PAK; Guk Rae JO; Un Chol HAN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 8,   Pages 1029-1039 doi: 10.1007/s11709-022-0861-x

Abstract: In this study, blasting vibration signals were measured during underground excavation in carbonaceous

Keywords： wavelet analysis     blast-induced vibration     frequency characteristics     underground excavation    

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Toward autonomous mining: design and development of an unmanned electric shovel via point cloud-based optimal trajectory planning

Frontiers of Mechanical Engineering 2022, Volume 17, Issue 3, doi: 10.1007/s11465-022-0686-2

Abstract: In the field of autonomous excavation, environmental perception and excavation trajectory planning areThen, by establishing the dynamical model of the UES, a point to point (PTP) excavation trajectory planningBased on optimal trajectory command, the UES performs autonomous excavation.Compared with the common excavation trajectory planning approaches, the proposed method tends to be morecapable in terms of mining time and energy consumption, ensuring high-performance excavation of the

Keywords： autonomous excavation     unmanned electric shovel     point cloud     excavation trajectory planning    

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Influencing factors and control measures of excavation on adjacent bridge foundation based on analytic

Shuangxi FENG, Huayang LEI, Yongfeng WAN, Haiyan JIN, Jun HAN

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 461-477 doi: 10.1007/s11709-021-0705-0

Abstract: Many uncertain factors in the excavation process may lead to excessive lateral displacement or over-limitedIt was found that the excavation depth and the distance between the foundation pit and the bridge foundation

Keywords： deep foundation pit excavation     adjacent bridge foundation     influencing factors     analytic hierarchy process    

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Shanghai center project excavation induced ground surface movements and deformations

Guolin XU, Jiwen ZHANG, Huang LIU, Changqin REN

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 1,   Pages 26-43 doi: 10.1007/s11709-017-0439-1

Abstract: instrumentation program lasting 14 months was conducted to monitor the behaviors of this deep circular excavation

Keywords： deep excavation     foundation pit     soft clay     top-down method     field observation     ground surface movements     ground    

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Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupled

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.

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

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Undrained seismic bearing capacity of strip footing adjacent to a heterogeneous excavation

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 566-583 doi: 10.1007/s11709-023-0905-x

Abstract: The analysis of the bearing capacity of strip footings sited near an excavation is critical in geotechnicsIn this study, the effects of the geometrical features of the excavation and the soil strength propertieson the seismic bearing capacity of a strip footing resting on an excavation were evaluated using theThe effects of the setback distance ratio (L/B), excavation height ratio (H/B

Keywords： excavation     finite element limit analysis     heterogeneous soil     strip footing     undrained bearing capacity    

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Advanced finite element analysis of a complex deep excavation case history in Shanghai

Yuepeng DONG, Harvey BURD, Guy HOULSBY, Yongmao HOU

Frontiers of Structural and Civil Engineering 2014, Volume 8, Issue 1,   Pages 93-100 doi: 10.1007/s11709-014-0232-3

Abstract: Square Shopping Center of the Shanghai South Railway Station is a large scale complex top-down deep excavationThe excavation is adjacent to several current and newly planned Metro lines, and influenced by a neighboringExchange Station excavation.The highly irregular geometry of this excavation greatly increases the complexity in 3D Finite Elementconcrete floor slabs and beams, 4) the complex construction sequences, and 5) the shape effect of the deep excavation

Keywords： advanced finite element analysis     deep excavations     case history     small-strain stiffness    

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The analysis & effect of excavation of rock by controlled blastingin the Olympic Games flying saucer

Shen Zhenyu,Zhang Pengjun,Wang Xuguang,Yu Yalun

Strategic Study of CAE 2009, Volume 11, Issue 11,   Pages 13-16

Abstract:

The application of the technique of the excavation by long-hole type

Keywords： excavation of rock     long-hole type blasting     presplitting blasting     overbreak rock    

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Application of random set method in a deep excavation: based on a case study in Tehran cemented alluvium

Arash SEKHAVATIAN, Asskar Janalizadeh CHOOBBASTI

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 1,   Pages 66-80 doi: 10.1007/s11709-018-0461-y

Abstract: The design of high-rise buildings often necessitates ground excavation, where buildings are in closeThis paper studies an efficient user-friendly framework for dealing with uncertainties in a deep excavation

Keywords： uncertainty     reliability analysis     deep excavations     random set method     finite difference method    

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Improved prediction of pile bending moment and deflection due to adjacent braced excavation

Frontiers of Structural and Civil Engineering doi: 10.1007/s11709-023-0961-2

Abstract: ., the excavation geometry, diaphragm wall thickness, pile geometry, strength and small-strain stiffnessIn addition, the three-dimensional nature of the excavation work was characterized by considering theexcavation corner effect, using the plane strain ratio parameter.

Keywords： pile responses     excavation     prediction     deflection     bending moments    

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Seepage failure by heave in sheeted excavation pits constructed in stratified cohesionless soils

Serdar KOLTUK, Jie SONG, Recep IYISAN, Rafig AZZAM

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1415-1431 doi: 10.1007/s11709-019-0565-z

Abstract: experimental and numerical investigations are performed to clarify the seepage failure by heave in sheeted excavationsoils in which a relatively permeable soil layer ( ) lies above a less permeable soil layer ( ) between excavationIt is shown that the evaluation of base stabilities of excavation pits against seepage failure by usingFurther investigations are performed by using axisymmetric excavation models with various dimensions

Keywords： seepage failure by heave     cohesionless stratified soil     model test     Terzaghi and Peck’s approach     FE analysis    

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Research Status and Trends of Environmental Effects of Urban Excavation Underground Engineering Development

Zhu Yihong,Xu Riqing and Gong Xiaonan

Strategic Study of CAE 2017, Volume 19, Issue 6,   Pages 111-115 doi: 10.15302/J-SSCAE-2017.06.016

Abstract: Therefore, the environmental effect of various excavation foundation pits and environmental effect controlstatistical, numerical simulation, and model test methods in the study of the environmental effects caused by excavation

Keywords： underground space     excavation     foundation pit     environmental effects     deformation control    

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Stability analysis and optimization of excavation method of double-arch tunnel with an extra-large span

Yiguo XUE, Huimin GONG, Fanmeng KONG, Weimin YANG, Daohong QIU, Binghua ZHOU

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1,   Pages 136-146 doi: 10.1007/s11709-020-0710-8

Abstract: A larger deformation or collapse of the tunnel is readily encountered during tunnel excavation.In addition, the disturbance resulting from the excavation of adjacent drifts was obvious, particularlythe disturbance of the surrounding rock caused by the excavation of the middle drift.

Keywords： double-arch tunnel     triple-layer composite liner system     numerical modeling     stress analysis     settlement    

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Precision Blasting Excavation of Underground Workshop Crane Beam of Rock Wall in Complicated Geology

Li Changneng,Xu Chengguang

Strategic Study of CAE 2014, Volume 16, Issue 11,   Pages 42-47

Abstract: According to inherent conception of “precision blasting”, technological measures of optimized excavationprecision control of explosive energy release and rock fragmentation were achieved, insured the blasting excavationover break value was only 2.9cm, the non-smoothness is 0~4cm, the influence depth because of blasting excavationunloading was 0.2~0.7cm, the excavation effect was nearly perfect.

Keywords： Xiang jiaba hydraulic power station     underground workshop     crane beam of rock wall     precision blasting excavation    

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Research on large slurry shield excavation parameter control under complex conditions

Wang Baiquan,Ren Yong,Jin Zhongxiang,Gu Yanqi

Strategic Study of CAE 2010, Volume 12, Issue 12,   Pages 65-69

Abstract:

A detailed test on tunnel machine excavation parameter was given, andIn the end, a conclusion on the importance of excavation parameter and slurry density in machine excavation

Keywords： slurry shield     excavation parameter     synchronized grouting     slurry cycling     shield posture    

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Title Author Date Type Operation

Prediction of characteristic blast-induced vibration frequency during underground excavation by using

Tae Un PAK; Guk Rae JO; Un Chol HAN

Journal Article

Toward autonomous mining: design and development of an unmanned electric shovel via point cloud-based optimal trajectory planning

Journal Article

Influencing factors and control measures of excavation on adjacent bridge foundation based on analytic

Shuangxi FENG, Huayang LEI, Yongfeng WAN, Haiyan JIN, Jun HAN

Journal Article

Shanghai center project excavation induced ground surface movements and deformations

Guolin XU, Jiwen ZHANG, Huang LIU, Changqin REN

Journal Article

Field and laboratory experimental studies on hard-rock tunnel excavation based on disc cutter coupled

Journal Article

Undrained seismic bearing capacity of strip footing adjacent to a heterogeneous excavation

Journal Article

Advanced finite element analysis of a complex deep excavation case history in Shanghai

Yuepeng DONG, Harvey BURD, Guy HOULSBY, Yongmao HOU

Journal Article

The analysis & effect of excavation of rock by controlled blastingin the Olympic Games flying saucer

Shen Zhenyu,Zhang Pengjun,Wang Xuguang,Yu Yalun

Journal Article

Application of random set method in a deep excavation: based on a case study in Tehran cemented alluvium

Arash SEKHAVATIAN, Asskar Janalizadeh CHOOBBASTI

Journal Article

Improved prediction of pile bending moment and deflection due to adjacent braced excavation

Journal Article

Seepage failure by heave in sheeted excavation pits constructed in stratified cohesionless soils

Serdar KOLTUK, Jie SONG, Recep IYISAN, Rafig AZZAM

Journal Article

Research Status and Trends of Environmental Effects of Urban Excavation Underground Engineering Development

Zhu Yihong,Xu Riqing and Gong Xiaonan

Journal Article

Stability analysis and optimization of excavation method of double-arch tunnel with an extra-large span

Yiguo XUE, Huimin GONG, Fanmeng KONG, Weimin YANG, Daohong QIU, Binghua ZHOU

Journal Article

Precision Blasting Excavation of Underground Workshop Crane Beam of Rock Wall in Complicated Geology

Li Changneng,Xu Chengguang

Journal Article

Research on large slurry shield excavation parameter control under complex conditions

Wang Baiquan,Ren Yong,Jin Zhongxiang,Gu Yanqi

Journal Article