Product Overview

Summary: This Hot Work Permit Procedures in Metal Fabrication SOP provides a clear, enforceable system for managing welding, cutting, grinding and other ignition sources in fabrication workshops and on-site. It helps Australian metal fabrication businesses control fire and explosion risks, demonstrate WHS due diligence, and keep projects moving without compromising safety.

Hot work is routine in metal fabrication, but it remains one of the highest fire and explosion risks in workshops, factories and temporary work sites. This SOP establishes a structured Hot Work Permit system tailored specifically to Australian metal fabrication environments, covering welding, oxy-cutting, plasma cutting, grinding, gouging, brazing and other spark-producing tasks. It sets out who can authorise work, how to assess the area, what controls must be in place, and how to document each step so that hot work is never carried out casually or without adequate safeguards.

By implementing this procedure, your business can standardise how hot work is planned, approved, monitored and closed out, whether it is performed in a designated welding bay or in a non-routine area such as a roof space, plant room or construction site. The SOP helps you manage ignition sources near flammable materials, protect workers and property, and clearly demonstrate compliance with WHS legislation, insurance requirements and client expectations. It also supports consistent training, easier supervision, and a defensible paper trail if an incident or regulatory audit occurs.

Key Benefits

• Ensure a consistent, documented Hot Work Permit process across all metal fabrication activities and sites.
• Reduce the risk of fires, explosions and property damage arising from welding, cutting, grinding and other hot work.
• Demonstrate compliance with Australian WHS laws, insurance conditions and client safety requirements.
• Strengthen supervisor control over non-routine hot work in high-risk or non-designated areas.
• Improve worker awareness of fire hazards, isolation requirements and emergency response procedures.

Who is this for?

• Workshop Managers
• Fabrication Supervisors
• WHS Managers
• Site Supervisors
• Safety Officers
• Boilermakers and Welders
• Metal Fabrication Leading Hands
• Maintenance Managers
• Project Managers in Manufacturing and Construction
• Facility Managers in Industrial Plants

Hazards Addressed

• Fire caused by sparks, slag and molten metal contacting combustible materials
• Explosion risks from flammable gases, vapours or dusts in or near the work area
• Ignition of flammable liquids, coatings, insulation or packaging materials
• Hidden smouldering fires in voids, wall cavities, roof spaces and under flooring
• Oxygen-enriched atmospheres from incorrect use of oxy-fuel equipment
• Burns and heat stress to workers performing hot work
• Inadequate isolation of fuel sources, lines, tanks and process equipment
• Inadequate fire watch and post-work monitoring leading to delayed ignition incidents
• Exposure to fumes and smoke generated during welding and cutting operations

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions (Hot Work, Designated Hot Work Area, Permit Issuer, Permit Holder, Fire Watch)
• 3.0 Roles and Responsibilities
• 4.0 Applicable Legislation, Standards and Codes of Practice
• 5.0 Hot Work Permit Requirements and When a Permit is Needed
• 6.0 Pre-Work Risk Assessment and Job Planning
• 7.0 Isolation, Housekeeping and Area Preparation
• 8.0 Control of Flammable and Combustible Materials
• 9.0 Ventilation, Atmospheric Testing and Confined Space Considerations
• 10.0 Personal Protective Equipment for Metal Fabrication Hot Work
• 11.0 Hot Work Permit Issue, Authorisation and Display
• 12.0 Conducting Hot Work – Step-by-Step Procedure
• 13.0 Fire Watch Duties During and After Hot Work
• 14.0 Post-Work Inspection, Monitoring and Permit Close-Out
• 15.0 Emergency Response, Fire Fighting Equipment and Incident Reporting
• 16.0 Training, Competency and Authorisation of Workers
• 17.0 Record Keeping, Auditing and Continuous Improvement
• 18.0 Document Control and Review

Legislation & References

• Work Health and Safety Act 2011 (Cth and harmonised state and territory legislation)
• Work Health and Safety Regulation 2011 (and state/territory equivalents)
• Safe Work Australia – Code of Practice: Managing the Risk of Welding Fumes at Work
• Safe Work Australia – Code of Practice: Managing Risks of Hazardous Chemicals in the Workplace
• Safe Work Australia – Code of Practice: Managing the Work Environment and Facilities
• AS 1674.1: Safety in welding and allied processes – Fire precautions
• AS 1674.2: Safety in welding and allied processes – Electrical
• AS/NZS 4836: Safe working on or near low-voltage electrical installations and equipment (for hot work near electrical installations)
• AS 2444: Portable fire extinguishers and fire blankets – Selection and location
• AS/NZS 1715: Selection, use and maintenance of respiratory protective equipment
• AS/NZS 2161: Occupational protective gloves
• AS/NZS 1337.1: Personal eye protection