What is a Sub Permit?
A Sub Permit is a specialised permit required for high-risk activities within the airport premises. These permits ensure that all work is conducted safely and in compliance with WSI regulations, standards and rules.
Examples of Sub Permits:
- Excavation & penetration permit
- Isolation permit
- Working at heights permit
- Roof access permit
- Hot works permit
How to Apply for a Sub Permit
- Identify the Need
Determine if a sub permit is required during the planning phase or for emergency works. - Complete the Sub Permit Request Form
Provide detailed information and justifications for the work. - Submit to the Permit Team
The Permit Team will review the request for completeness and compliance. - Issuing or Amendments
If the form is completed, the sub permit will be issued. If amendments are needed, the request will be returned for revision. - Execute and Close
Once the work is completed, the sub permit is closed and documented.
Need Help?
If you have any further enquiries, please get in touch with your WSI representative or contract manager for assistance.
