1) Administrator function
- Same-day construction registration: Enter work type/detailed work type, link with work plan created on the web
- Construction machinery inspection: Registration and checklist for construction machinery used on the day, upload of inspection photos
- Commute management: Management of commuting status and health status (injury) for each worker
- Preparation of TBM log: Includes work plan training contents according to the standard format of the Ministry of Employment and Labor, linked to risk assessment contents prepared on the web
- Function to view work plan and risk assessment: check contents written on the web
Register on-site opinions: Enter hazardous risk factors and on-site measures and upload photos

2) Worker functions
- Profile management: Upload upper level job, lower level job, basic safety and health education completion certificate, and construction equipment operator license.
- Going to work: QR to work after checking health status (normal/abnormal)
- Leaving work: Check for injuries and leave work QR
- Electronic signature: Participatory signature function (participant alarm) for risk assessment, TBM log, safety and health education, council and safety inspection, etc.
- Function to view work plan and risk assessment: check contents written on the web
- Request for on-site risky measures (right to stop work): Upload simple information and photos