Page 154 - International safety guide for oil tankers and terminals

INTERNATIONAL SAFETY GUIDE FOR OIL TANKERS AND TERMINALS

9.3.2 Permit to Work Systems – Structure
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The structure of the system and the processes employed are very important in
ensuring that the system delivers the necessary level of safety and operational
integrity.

The Permit to Work system should define:

Company responsibility.
Responsibilities for all personnel operating the system.
Training in the use of the system.
A measure of the competency of personnel.

Types of permit and their application.
Levels of authority.
Isolation processes.

Permit issuing procedures.
Permit cancelling procedures.
Emergency actions.
Record keeping.
Auditing.
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System updating.
้องสมุด ศูนย์ฝกพาณิชย์นาวี
The system will determine the appropriate controls needed to manage the risk
associated with each task and determine the appropriate management tool
needed to manage the task, as listed in Section 9.3.1 above.

The system need not require that all tasks be undertaken under the control of
a formal permit. However, it is important that the work instruction, procedure or
permit used for managing a task is appropriate to the work being carried out
and that the process is effective in identifying and managing the risks.

9.3.3 Permit to Work Systems – Principles of Operation
A Permit to Work system should comprise the following steps:

Identify the task and location.
งานห Define the risk control measures – state the precautions and personal
Identify the hazards and assess the risks.
Ensure appropriate competency of personnel who will carry out the work.

protective equipment needed.
Determine communication procedures.
Identify a procedure and initiate a Permit to Work.

Carry out a pre-work briefing.
Prepare the work.
Obtain formal approval to perform the work.
Carry out the work to completion.

Return work site to a safe condition.
Complete the process, keeping records for audit purposes.

120 © ICS/OCIMF/IAPH 2006