Monitoring technology and early safety warning | [70] | Levelling, rod extensometers and torpedo inclinometer | Ground and wall displacements, accuracy of monitoring method (human or environmental errors) |
[71] | Internet-of-Things-(IoT) based safety barrier early warning system | Tracking of workers and “things” to change their risky behaviors, diaphragm wall collapse (elastic potential energy exceeded) | |
[72] | Optical fiber sensing technology (fiber Bragg grating-FBG-technology) | Deformation of foundation pi | |
[73] | Slope indicator systems, strain gauges, optical fiber and topographic survey | Displacements and strains of a noncontinuous anchored wall, earth pressure influence on lateral displacement (supported by numerical analysis) | |
[74] | Displacement monitoring with a precise total station; crack measurements, rainfall observations, groundwater and seepage observations; Stress-monitoring equipment (vibrating string extensometer); Computer aided information management system | Deformation of foundation pit, ground surface settlement, inclination of the surrounding buildings, foundation settlement of adjacent buildings, integrated management of monitoring data (instrumentation, monitoring points, construction progress, the surrounding environment) and 3D visualization | |
Construction safety risk management | [75] | Numerical | Existing adjacent railway operation, railway subgrade deformation |
[76] | Monitoring based risk disposal | Distance from excavation, additional load due to stock piling materials on the pit edge, groundwater level change | |
[77] | Case analysis of safety accidents (accident forecasting and prevention) | Safety behaviors of personnel, technological innovation of safety management, integration of networking and digital technology | |
[78] | Support Vector Machine | Excavation deformation, longitudinal slope instability, gushing of water and sand | |
[79] | Building Information Modeling (BIM) | Technical risks, Geological risks, Environmental risks | |
[80] | Equivalent axial stiffness theory & Monte Carlo simulation technique | Soil parameter uncertainty, tunnel longitudinal stiffness, excavation depth | |
[81] | Case study on damage remedial work | Grouting, soil unloading due to excavation, deformation of shield tunnel, groundwater drawdown |