270 likes | 516 Views
Confined Space. Hazmat Industry Technician. Hazards & Risks of Confined Spaces. Confined spaces are everywhere Often cause multiple fatalities. What is “Confined”. Limited or restricted entry and/or exit Not designed for continuous occupancy. Examples. General Hazards. Atmospheric
E N D
Confined Space Hazmat Industry Technician
Hazards & Risks of Confined Spaces Confined spaces are everywhere Often cause multiple fatalities
What is “Confined” • Limited or restricted entry and/or exit • Not designed for continuous occupancy
General Hazards • Atmospheric • General safety hazards
Hazards of Confined Spaces • Toxic • Causes • Manufacturing process • Work activities
Hazards of Confined Spaces • Toxic • Examples of causes • Cleaning • Welding/brazing • Painting
Hazards of Confined Spaces • Flammable/combustible • Causes • High oxygen level • Flammable liquids evaporating • Chemical reactions • Presence of combustible particles
Hazards of Confined Spaces • Irritating or corrosive • Causes • Presence of corrosive liquids • Presence of respiratory irritants
Hazards of Confined Spaces • Oxygen-deficient • Causes • Consumption of oxygen • Displacement of oxygen
General Safety Hazards • Mechanical hazards • Physical hazards • Heat, noise & vibration
Regulatory Requirements for Entry • 29 CFR 1910.146 (federal reg) • Title 8 CCR Section 5156-5158 (state reg)
Regulatory Requirements • “Confined” • Large enough to enter • Limited means of entry/exit • Not designed for continuous occupancy
General Entry Requirements • Test and monitor atmosphere • Evaluate any indications of hazard • Implement measures to protect entrants
Permit-Required Confined Space Entry • Have known/suspected hazards • Entrants face increased risk • Entrapment • Engulfment • Hazardous atmospheres
Permit-Required Definition • Contains hazardous atmosphere • Contains material that can engulf entrant • Configuration can trap entrant • Other hazards • Machinery, electrical, heat, etc.
Entering Permit-Required Space • Workplace must have written plan