Baidu library data shows that shield machine operators operate in the main engine room, which is the control center of the shield machine, and irrelevant personnel are not allowed to enter. Maintenance personnel can enter when they need to work. In general, only main shield drivers and engineers are allowed to enter.

Safety production responsibilities of shield machine operators. Shield machine operators can only be reliable, qualified and trained personnel. Operators must be clear about their responsibilities in operating, assembling, maintaining and repairing machines.