
Hot Work Safety Course
Hot work is one of the leading causes of industrial fires and fatalities — and most incidents are preventable. This course gives you the knowledge and practical skills to control every hazard, from permit issuance to post-job fire watch. Whether you weld, supervise, or manage safety programmes, you'll leave ready to protect your crew and your site.
What you will learn:
You'll cover the full scope of hot work safety, starting with regulatory requirements and hazard recognition across fire, explosion, toxic fume, and electrical risks. You'll learn how combustion works and how to predict ignition scenarios before they happen. The course walks you through atmosphere testing, site surveys, and risk assessment methods used to make permit decisions. You'll master the hot work permit system, including how to complete, suspend, and close permits correctly. Engineering controls, PPE selection, ventilation, and lockout procedures are all covered in detail. You'll also prepare for emergencies with fire response procedures, first aid basics, and root cause analysis techniques.
How you study in practice Hot Work Safety Course
How you practise Hot Work Safety Course
For businesses looking to train their team
With Dedika for businesses, the course includes exercises and examples tailored to your own business and the way your company needs.
Course content
8 Chapters • 39 LessonsDuration between 4 and 360 hours (you decide)
Chapter 1HideHide detailsSee detailsFoundations of Hot Work Safety
Foundations of Hot Work Safety
Lesson 1 • Regulatory Framework Overview
Introduces the regulatory bodies and standards governing hot work. Connects compliance obligations to practical worksite responsibilities.
Lesson 2 • Core Hazard Categories
Identifies fire, explosion, toxic exposure, and electrical hazards linked to hot work. Builds hazard recognition skills essential for later risk assessment chapters.
Lesson 3 • Defining Hot Work Operations
Covers the scope of hot work activities and the energy sources involved. Provides baseline vocabulary used throughout the course.
Lesson 4 • Incident History and Lessons Learned
Analyses real hot work incidents to extract causal patterns. Reinforces why procedural controls are non-negotiable.
Chapter 2HideHide detailsSee detailsFire Science and Combustion Principles
Fire Science and Combustion Principles
Lesson 1 • Dust and Particulate Explosion Hazards
Addresses combustible dust clouds as a distinct explosion risk during hot work. Prepares workers to recognise and mitigate dust hazards before ignition.
Lesson 2 • Heat Transfer and Ignition Pathways
Describes conduction, convection, and radiation as mechanisms that spread heat from hot work. Identifies ignition pathways workers must control.
Lesson 3 • Flammable and Combustible Materials
Distinguishes flammable from combustible materials by flash point and ignition temperature. Enables workers to classify materials present in hot work zones.
Lesson 4 • Flammable Gas and Vapour Behaviour
Covers flammable limits, vapour density, and dispersion patterns. Explains how gases accumulate in confined or low-lying areas near hot work.
Lesson 5 • The Fire Triangle and Tetrahedron
Explains fuel, oxygen, heat, and chain reaction as ignition prerequisites. Grounds all subsequent fire prevention strategies in chemistry.
Chapter 3HideHide detailsSee detailsHazard Identification and Risk Assessment
Hazard Identification and Risk Assessment
Lesson 1 • Special Location Hazard Considerations
Addresses elevated risk in confined spaces, classified areas, and elevated platforms. Prepares workers to apply additional controls in non-standard locations.
Lesson 2 • Atmosphere Testing and Monitoring
Explains when and how to test the atmosphere for flammable gases and oxygen levels. Ensures workers interpret meter readings correctly before and during hot work.
Lesson 3 • Risk Ranking and Decision Making
Applies likelihood-consequence matrices to prioritise hot work risks. Guides supervisors in deciding whether to proceed, modify, or halt operations.
Lesson 4 • Site Survey and Inspection Techniques
Covers physical inspection of the work area for combustibles, utilities, and structural risks. Establishes the inspection routine used before every hot work permit is issued.
Lesson 5 • Pre-Job Hazard Analysis Process
Introduces structured job hazard analysis tailored to hot work tasks. Links hazard identification directly to control selection.
Chapter 4HideHide detailsSee detailsHot Work Permit Systems
Hot Work Permit Systems
Lesson 1 • Roles and Responsibilities in Permitting
Defines the duties of the permit issuer, authorised performer, and fire watch. Clarifies accountability at each stage of the permit lifecycle.
Lesson 2 • Purpose and Structure of Permit Systems
Explains why permit-to-work systems exist and what components they must contain. Establishes the permit as the central control document for hot work.
Lesson 3 • Completing and Issuing a Permit
Walks through each field of a hot work permit with accuracy requirements. Prevents common errors that invalidate permits or create unsafe conditions.
Lesson 4 • Permit Suspension, Cancellation, and Closure
Covers conditions that require suspending or cancelling an active permit. Ensures workers know how to close out permits and document completion.
Lesson 5 • Permit System Auditing and Improvement
Introduces methods for auditing permit system effectiveness and identifying gaps. Connects audit findings to continuous improvement of the permit programme.
Chapter 5HideHide detailsSee detailsEngineering and Administrative Controls
Engineering and Administrative Controls
Lesson 1 • Hierarchy of Controls Applied to Hot Work
Maps elimination, substitution, engineering, administrative, and PPE controls to hot work scenarios. Establishes the decision logic for control selection.
Lesson 2 • Isolation and Lockout Procedures
Covers energy isolation methods that prevent accidental ignition from adjacent systems. Integrates lockout/tagout principles with hot work preparation.
Lesson 3 • Administrative Procedures and Work Scheduling
Addresses scheduling, communication, and procedural controls that reduce hot work risk. Covers coordination with other trades and shift handover requirements.
Lesson 4 • Combustible Removal and Shielding
Details methods for removing or protecting combustibles within the hot work zone. Reduces ignition probability through physical separation and barriers.
Lesson 5 • Ventilation Requirements and Methods
Explains natural and mechanical ventilation strategies for controlling fumes and flammable atmospheres. Specifies when ventilation alone is insufficient.
Chapter 6HideHide detailsSee detailsPersonal Protective Equipment for Hot Work
Personal Protective Equipment for Hot Work
Lesson 1 • Body and Skin Protection
Covers flame-resistant clothing, leather protective gear, and footwear for hot work. Explains material properties that resist ignition, melting, and heat penetration.
Lesson 2 • Respiratory Protection for Hot Work
Identifies fume and gas hazards requiring respiratory protection during hot work. Covers respirator types, fit testing, and limitations in contaminated atmospheres.
Lesson 3 • PPE Inspection, Maintenance, and Storage
Establishes pre-use inspection criteria and maintenance schedules for hot work PPE. Prevents equipment failure caused by damage, contamination, or improper storage.
Lesson 4 • PPE Selection Principles for Hot Work
Applies hazard assessment results to PPE selection decisions. Ensures workers choose equipment rated for the specific thermal, chemical, and optical hazards present.
Lesson 5 • Eye and Face Protection
Distinguishes filter lens shades for welding, cutting, and brazing operations. Addresses both primary and secondary eye hazards from sparks and UV radiation.
Chapter 7HideHide detailsSee detailsFire Prevention and Fire Watch Duties
Fire Prevention and Fire Watch Duties
Lesson 1 • Post-Hot Work Monitoring Requirements
Explains the mandatory monitoring period after hot work stops and why smouldering fires develop. Specifies minimum watch durations and conditions requiring extended monitoring.
Lesson 2 • Fire Prevention Before Hot Work Begins
Covers the pre-work checklist for eliminating ignition sources and protecting combustibles. Establishes the standard of care required before any spark is produced.
Lesson 3 • Fire Extinguisher Selection and Use
Covers fire extinguisher classification, selection for hot work hazards, and the PASS technique. Prepares fire watches to act decisively on incipient fires.
Lesson 4 • Fire Watch Positioning and Responsibilities
Defines where fire watches must be stationed and what they must observe. Clarifies that fire watch is a dedicated role, not a secondary task.
Lesson 5 • Fire Watch Equipment and Readiness
Specifies the fire suppression equipment a fire watch must have immediately available. Ensures fire watches can respond within seconds of ignition.
Chapter 8HideHide detailsSee detailsEmergency Response and Incident Management
Emergency Response and Incident Management
Lesson 1 • Medical Emergency and First Aid Response
Addresses burns, smoke inhalation, and eye injuries common in hot work incidents. Covers immediate first aid actions and handoff to emergency medical services.
Lesson 2 • Root Cause Analysis and Corrective Action
Introduces root cause analysis methods applicable to hot work incidents. Connects findings to corrective actions that prevent recurrence.
Lesson 3 • Fire Emergency Response Procedures
Covers the decision sequence from fire detection through suppression or evacuation. Reinforces the boundary between incipient-stage response and full evacuation.
Lesson 4 • Emergency Action Plan Essentials
Identifies the required elements of an emergency action plan relevant to hot work sites. Ensures every worker knows their role before an emergency occurs.
Lesson 5 • Incident Reporting and Documentation
Establishes the process for reporting near-misses, injuries, and property damage from hot work. Accurate documentation supports investigation and regulatory compliance.
Your valid completion certificate
This course is for you:
Welders and cutters: ready to understand the full safety picture behind their trade.
Safety officers: looking to sharpen their hot work program oversight and audit skills.
Maintenance supervisors: responsible for authorizing work that carries serious fire risk.
Contractors: required to meet client site standards before hot work is approved.
Apprentice tradespeople: building foundational safety habits early in their careers.
Facility managers: overseeing operations where hot work occurs regularly on-site.
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