o Establish and secure a perimeter (hot zone) with safety tape a minimum of 15'x15' around confined space.

o Ensure that all unnecessary personnel remain outside the perimeter.

o Request Police to assist with control of perimeter and the rerouting or stopping of traffic, including air traffic (if necessary).

o Ensure site access for Technical Rescue Vehicles.

o Ensure that ambulances have direct access to the site.

o Keep / relocate spectators, unnecessary personnel, and apparatus, a minimum of 100 feet away from the hot zone.

o Determine wind direction and consider its effect on vehicle exhaust travel.

o Shut down all devices capable of causing adverse changes in the atmospheric conditions near the confined space.

o Ensure fire extinguisher and / or hose line protection when potentially flammable atmospheric conditions exist.

o Ensure elimination of potential ignition sources.

o Perform lock out / tag out procedures to ensure the zero mechanical state of energy systems (electrical, pneumatic, hydraulic, gravity, stored, etc.)

o If possible, utilize plant personnel or on scene workers to assist with lock-out procedures.

o If positive lock out control is not possible, a guard shall be posted at the controls to ensure a zero mechanical state.

Site Control

Tactical Worksheet   

Page 2

o Ensure adequate exterior lighting.

o Non-intrinsically safe exterior lighting must be out of the vapor area and / or path of by-product being expelled from the confined space.

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Complete this Tactical Worksheet as soon as possible. Then report directly to IC and/or Rescue Sector (Team Leader) to give a face to face report