Safety and power · safety
Lockdown
A security action restricting movement and access during an immediate external or internal threat.
Safety notes
- Use trained authority, plain communication, safe rooms, accountability, emergency liaison, and reunification plans.
- Applicable law, permits, collective agreements, venue rules, and qualified-person decisions take precedence.
In practice
Use trained authority, plain communication, safe rooms, accountability, emergency liaison, and reunification plans.
Explore related entries
Sources
- Recommended Practices for Safety and Health Programs · Occupational Safety and Health Administration
- Safety Bulletins · Contract Services Administration Trust Fund
Educational reference only. Requirements vary by jurisdiction, employer, venue, and production context.