1. Introduction to Confined Spaces (High Risk)
1.1 Objectives and Scope
1.2 High-Risk Criteria (Probable Hazardous Atmosphere / Complex Escape / Changing Conditions)
1.3 Types and Typical Tasks (Hot Work, Complex Cleaning Operations, etc.)
1.4 Roles: Entrant, Attendant/Entry Controller, Supervisor, and Emergency Coordination
2. Regulations, Responsibilities, and Enhanced Control
2.1 Competence and Practical Assessment
2.2 Multiple Permits and Coordination of Simultaneous Work
2.3 Enhanced Supervision and Change Control
2.4 Stop Work Criteria and Incident Management
3. Working Conditions and Personnel Requirements
3.1 Demanding Conditions (Temperature, Humidity, Visibility)
3.2 Complex Access and Evacuation
3.3 Fitness for Work, Exposure Limits, and Fatigue
3.4 Planning of Occupancy Time and Rotations
4. Hazards Present (High Risk)
4.1 General Hazards
4.2 Specific Hazards: Dynamic Atmosphere, Explosion, Engulfment, Residual Energy
4.3 Enhanced Preventive Measures
5. PPE/CPE and Respiratory Protection
5.1 Selection of PPE/CPE
5.2 Respiratory Protection: Selection, Limitations, and Checks
5.3 Filtering Equipment (Criteria for Use)
5.4 Breathing Apparatus (Criteria for Use)
5.5 Escape Equipment (Where Applicable)
6. Rescue Equipment and Materials
6.1 Tripod/Davit, Winch, and Extraction Systems
6.2 Stretcher and Evacuation Systems (Depending on the Scenario)
6.3 Inspections and Pre-Use Checks
7. Signage and Area Control
7.1 Enhanced Access Control
7.2 Third-Party Control and Zone Delimitation
8. Lighting and Special Requirements (Where Applicable)
8.1 Electrical Safety
8.2 Principles of Equipment Suitable for Explosive Atmospheres (ATEX Where Applicable)
8.3 Safe Management of Cables and Portable Equipment
9. Atmospheric Control (Advanced-Operational)
9.1 Oxygen, Toxics, Flammables/Explosives (LEL)
9.2 Equipment: Multi-Gas Detector with Pump, Remote Sampling, Continuous Monitoring
9.3 Procedure: Pre-Entry Measurement, Continuous Monitoring, and Response to Trends
10. Ventilation (Advanced-Operational)
10.1 Ventilation Strategy (Supply/Extraction)
10.2 Verification of Effectiveness and Dead Spots
11. Orientation and Movement in Low or Zero Visibility (Where Applicable)
11.1 Orientation and Mobility Techniques
11.2 Search/Location and Space Reconnaissance
11.3 Obstacle Management and Safe Progression
12. Emergencies (High Risk)
12.1 Emergency Plan: Roles, Communications, and Critical Timings
12.2 Coordination with External Rescue and Transfer of Command
12.3 Initial Response Actions and Basic First Aid Focused on Asphyxia/Intoxication