The Objective of the Permit To Work (PTW) system is “To provide a system which ensures that work activities can be carried out in a safe manner”.
A Permit is required for any work carried out
-Inside a process or hydrocarbon area
-On an electrical installation
-When entering a Confined Space
-When other Supplementary Certificates are required to carry out the work i.e. Isolation (Mech. or Elect.) and Gas Testing
-Work within emergency planning zone of a critical sour area
A Permit is also required when
-The work is not familiar to the Work Force
-The work is not carried out by competent staff
-An approved procedure is not in force for the work
Work with a valid work permit when required!
Incident Occurred 18 June 2007
Mud agitator started with two men working inside the mud-tank
*No PTW
*No gas test
*No confined space entry permit or control
*No positive isolation (Electrical or Mechanical)
*No lock-out/tag
Consequence
Potential Serious & Possibly Fatal