Continuous Forced Air Ventilation
Continuous forced air ventilation must be used whenever employees are inside a permit space.
Continuous forced air ventilation must be used whenever employees are inside a permit space.
Be sure to comply with the following requirements for using continuous forced air ventilation:
- Make sure force air ventilation has eliminated all hazardous atmosphere conditions within a permit space prior to and whenever any employee is inside the space.
- Direct forced air ventilation in the permit space where employees are or will be present, and continue ventilating until all employees have completed work and left the space.
- Ensure the air supply for the forced air ventilation is from a clean source. Never place the intake for forced air ventilation near equipment or vehicles creating hazardous fumes.
Knowledge Check Choose the best answer for the question.
3-9. When using continuous forced air ventilation which requirement must you comply with?
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