Results 11 to 20 of about 8,336,956 (337)

A novel combined intelligent algorithm prediction model for the tunnel surface settlement. [PDF]

Sci Rep, 2023
To ensure the safety and stability of the shield tunnel construction process, the ground settlement induced by the shield construction needs to be effectively predicted.
Wang Y, Dai F, Jia R, Wang R, Sharifi H, Wang Z.   +5 more
europepmc   +2 more sources

Prediction method of surface settlement of rectangular pipe jacking tunnel based on improved PSO-BP neural network. [PDF]

Sci Rep, 2023
To provide theoretical support for the safety control of rectangular pipe jacking tunnels crossing an existing expressway, a method for predicting the surface settlement of a rectangular pipe jacking tunnel is proposed in this study.
Hu D, Hu Y, Yi S, Liang X, Li Y, Yang X.
europepmc   +2 more sources

Study on the effect of excavation sequence of three-hole shield tunnel on surface settlement and segment deformation. [PDF]

Sci Rep, 2023
In order to study the influence of excavation sequence of three-hole parallel shield tunnel on surface settlement and segment convergence, an improved “three-stage analysis method” was proposed to calculate the surface settlement of three-hole parallel ...
Wang Y, Dai F, Ding B, Zhong M, Zhang H.
europepmc   +2 more sources

Surface settlement law of double-hole pipe-jacking tunnel undercrossing expressway. [PDF]

Sci Rep, 2023
With the rapid urbanization process in China, there has been a significant development of urban underground spaces. The pipe-jacking method has gained popularity in various projects due to its advantages such as short construction period, adaptability to
Deng M, Ding F, Liu Y, Huang X, He Y, Zhao J.   +5 more
europepmc   +2 more sources

Monitoring and Analysis of Ground Surface Settlement in Mining Clusters by SBAS-InSAR Technology. [PDF]

Sensors (Basel), 2022
In this paper, we use the small baseline set technology and the early geological hazard identification method based on the selection of Permanent Scatter (PS) and Distributed Scatter (DS) points to carry out the research on surface deformation monitoring
Wang H, Li K, Zhang J, Hong L, Chi H.
europepmc   +2 more sources

Machine learning-based forecasting of ground surface settlement induced by metro shield tunneling construction. [PDF]

Sci Rep
Urban rail transit systems, represented by subways, have significantly alleviated the traffic pressure brought by urbanization and have addressed issues such as traffic congestion.
Wang Q, Shen C, Tang C, Guo Z, Wu F, Yang W.   +5 more
europepmc   +2 more sources

Analysis of factors influencing surface settlement during shield construction of a double-line tunnel in a mudstone area. [PDF]

Sci Rep, 2022
Urban rail transit is widely used in major cities worldwide due to its high efficiency, safety, and environmental friendliness. Shield construction has a fast excavation speed and a negligible impact on ground transportation; thus, it is the preferred ...
Yuan C, Zhang M, Ji S, Li J, Jin L.
europepmc   +2 more sources

Measurement and analysis of surface settlement caused by construction of quasi-rectangular shield tunnel in rich water-sand stratum. [PDF]

Sci Rep
The study is based on a section of the Zhengzhou Metro Line 8 quasi-rectangular shield tunnel. Field excavation trials were conducted to analyze the surface settlement patterns caused by the construction of a large-section quasi-rectangular shield tunnel
Ding YG, Huang C, Ma SJ, Hong KR, Xu QK, Yan MJ.   +5 more
europepmc   +2 more sources

Prediction method of longitudinal surface settlement caused by double shield tunnelling based on deep learning. [PDF]

Sci Rep
The deep learning method faces the challenges of small sample data and high dimensional shield operational parameters in predicting the longitudinal surface settlement caused by shield excavation.
Shang W, Li Y, Wei H, Qiu Y, Chen C, Gao X.   +5 more
europepmc   +2 more sources

Prediction model of land surface settlement deformation based on improved LSTM method: CEEMDAN-ICA-AM-LSTM (CIAL) prediction model. [PDF]

PLoS One
The uneven settlement of the surrounding ground surface caused by subway construction is not only complicated but also liable to cause casualties and property damage, so a timely understanding of the ground settlement deformation in the subway excavation
Zhu S, Qin Y, Meng X, Xie L, Zhang Y, Yuan Y.   +5 more
europepmc   +2 more sources