Table 2.
The preliminary list of factors.
| Dimensions | Factors | Description | Source |
|---|---|---|---|
| Engineering survey and design (D1) | The disturbance of groundwater (F1) | Analyzes the disturbance of the groundwater table by subway construction | GB 50715, GB 50652 |
| Engineering geological condition analysis (F2) | Analyzes the main impact of soil physical properties, mechanical properties, and soil distribution during the construction process | GB 50715, GB 50652 | |
| Survey surrounding buildings and municipal pipelines (F3) | Detects the impact of surrounding buildings and complex municipal pipelines on subway construction. | GB 50715, GB 50652 | |
| Construction drawing examination (F4) | Construction drawing in the early stages serves as the foundation for an effective construction program | GB 50652, GB 50656 | |
| Design scheme constructability review (F5) | Checks the rationality and security of the design scheme against the constructability of the subway construction | Moon et al. (2014) [40], | |
| Construction safety management measures (D2) | Safety procedure and policy (F6) | Determines whether there are proper safety procedures and policies for guiding team workers’ safety behavior | FIUO, CP79, BOWES |
| Safety training (F7) | A vital factor of a successful safety program is to periodically train and educate all employees to enhance their skills and knowledge about safety at work | JGJ59, FIUO, BOWES, CP79 | |
| Safety technical disclosure (F8) | Disclose all information about the drawings, designs, and safety to the constructors before the construction | GB 50652, JGJ59, FIUO | |
| Safety checks on construction site (F9) | Safety risk identification and analysis on construction site during subway construction | GB50652, JGJ59, FIUO, BOWES, CP79 | |
| Supervision of special operation (F10) | Special operators must be provided with necessary occupational training and related certificates | GB 50715, JGJ59 | |
| Creating a reasonable schedule (F11) | Avoid the occurrence of accidents caused by rushing to meet the construction schedule | Yu et al. (2014) [41] | |
| Holding regular safety consultations and meetings (F12) | Participation in regular safety consultations and meetings to discuss work safety | Cheng et al. (2012) [42] | |
| Construction sites security measures (D3) | Personal protective equipment (F13) | Determines whether there is enough proper and available equipment to protect team workers from injury when at work | GB 50656, CP79 |
| Machinery’s safety state (F14) | Assesses the conditions of construction machines and tools | GB 50715, JGJ59 | |
| Workplace’s safety situation (F15) | Addresses the situation of potential safety hazards, safety accidents, or injuries in the workplace | JGJ59, CP79 | |
| Guaranteeing temporary power use safety (F16) | Determines whether there are proper safety procedures to guarantee temporary power use safety | GB 50715, JGJ59, CP79 | |
| Workers’ safety behavior (D4) | Foreman’s safety attitude (F17) | Addresses the foreman’s attitudes toward safety problems and attitudes to promote the workers’ safety skill and knowledge within the construction teams | Li et al. (2017) [43] |
| Foreman’s competence (F18) | Addresses the foreman’s experience and competence in dealing with safety problems within his construction team | Li et al. (2017) [43] | |
| Workers’ safety awareness (F19) | Addresses attitudes to hazards, risks, and the possibility of personal injury in the workplace. | Yu et al. (2014) [41] | |
| Workers’ potential safety hazard insight (F20) | Assesses capabilities to find or identify the potential safety hazard without warning | Aksorn et al. (2008) [14] | |
| Guarantee and supervision mechanism (D5) | Establishing project safety leading group (F21) | Defines the organizational structure and labor division of safety supervision in subway construction | GB 50715, GB 50656, FIUO |
| Safety promotional activities (F22) | Includes safety promotion activities through many mediums such as campaigns, publications, competitions, and contests | Yu et al. (2014) [41] | |
| Ensuring the investment of the safety measures (F23) | Determines whether the contractor’s safety measures fee is used for subway construction | Yu et al. (2014) [41] | |
| Emergency rescue measures (F24) | The emergency response plan involves making a plan to follow in the case of a critical situation or severe accident | GB 50656, JGJ59, FIUO, COHSMS, CP79 |