Confined Space

Question 0

O2 concention for safety limit?

Answer 0

19.5%

Question 1

Confined space hazard

Answer 1

1. Asphyxiation
2. Elevated concentration of toxic contaminants
3. Increased risk of fire or explosion
4. Entrapment and engulfment
5. Mechanical hazards
   Crushing or electrocution

Question 2

Confined space program

Answer 2

1. Confined space survey
2. Confined space policy
3. Confined space permits
4. Project planning
5. Selection and qualification of contractors

Question 3

General rules for confined space

Answer 3

1. Monitor the atmosphere
2. Proper PPE
3. Attendants
4. Ventilation
5. Isolation
6. Lighting
7. Elimination and/ or control
8. Rescue equipment
9. Emergency planning
10. Communications