• An authorized entrant to a permit space must know the possible hazards and communicate with the attendant effectively.

Authorized entrants to a permit-required confined space are required to know enough about the space and their tasks inside the space to perform their duties successfully. These duties include:

• Knowing the hazards that may be faced during entry and knowing the mode, signs, symptoms, and consequences of exposure to these hazards;
• Using equipment properly;
• Communicating with the permit space attendant;
• Alerting the attendant whenever:
  • The entrant recognizes any warning sign or symptom of exposure to a hazard, or
  • The entrant detects a prohibited condition; and
• Exiting from the permit space as quickly as possible whenever:
  • The attendant or entry supervisor gives an order to evacuate,
  • The entrant recognizes any warning sign or symptom of exposure to a hazard
  • The entrant detects a prohibited condition, or
  • An evacuation alarm is activated.