Confined Space Entry/Attendant
Prerequisites: This course shall have no formal pre-requisite.
Course Length: 4-5 hours – Course length shall vary depending on the number of delegates. Total course time includes breaks.
Class Size: The maximum number of delegates that may be trained and tested per instructor shall be thirty-five (35) in the classroom session and twenty (20) in the practical session. A second instructor shall be added for the practical session once the participation exceeds twenty (20) and exercises will be divided into groups.
- Provide delegates assigned to confined space duties the necessary skills to safely perform their jobs.
- Identify the characteristics of a confined space.
- Describe the basic hazard categories associated with confined space.
- Determine the elements of a confined space program.
- Identify and describe the primary roles of authorized entrants, attendants, supervisor, and designated rescue team/services.
- Delegates should be able to demonstrate the necessary skills during practical examination and demonstrate knowledge during written examination.
- Power Point© / Lecture / Audio Video / Visual Aids
- Practical Exercises
Successful Course Completion
- Requires a minimum score of 75% or better.
- Delegates will have no more than thirty (30) minutes to complete the exam.
- Grades shall be calculated by dividing the number of questions answered correctly by the total number of exam questions.
- Successful completion of practical session is mandatory.
Course Content Summary
Breaks: 10 minutes (approximately every hour)
Lunch: 1 Hour (if applicable)
About Confined Spaces
- OSHA/NIOSH Statistics
- What is a Confined Space?
- What is a Permit-Required Confined Space?
- Common Examples of a Confined Space
Responsibilities of Personnel
- Competent Persons
- Entry Supervisor
- Roles and Responsibilities of Personnel
Confined Space Entry
- Entry Requirements
- Entry Permit Requirements/Completion
- Employer Responsibilities
- Permit Requirements
- Hazard Communication
- Hazard Evaluation
- Pre-Job Safety Planning
- Entry Permit Close Out
- What Constitutes Entry?
- Confined Space Hazards
- Breathing Air Composition
- Oxygen Levels
- Effects of Oxygen Deficiency
- What Causes Oxygen Deficient Atmosphere?
- What Causes Oxygen Enriched Atmosphere?
- Other Hazards
- Toxic Contaminants
- How much is Hazardous?
- Permissible Exposure Limit (PEL)
- Threshold Limit Value (TLV)
- Time Weighted Average (TWA)
- Short Term Exposure Limit (STEL)
- Exposure Ceiling
- Common Hazardous Gases Found in Confined Spaces
- Acute/Chronic Symptoms
- Explosion Mixture
- Flash Point
- Upper Explosive Limit (UEL)
- Lower Explosive Limit (LEL)
- LEL Requirements (OSHA)
- UEL/LEL Examples
- Causes of Flammable Atmospheres
- Fire Ignition
- Safety Data Sheets (SDS)
- Components of SDS
- Sections of SDS
Atmospheric Hazard Protection
- Control Measures
- Engineering Controls
- Administrative Controls
- Personal Protective Equipment (PPE)
- Types of Respirators
- Air Purifying Respirator (APR)
- Supplied Air Respirator (SAR)
- Atmospheric Supplied
- Self-Contained Breathing Apparatus (SCBA)
- Cascade Systems
- Escape Packs
- Respirator Fit Testing
- Respirator Usage
- Respirator Inspection
- Respirator Maintenance
- Respirator Donning/Doffing
- Respirator Storage
- Air Monitors
- Personal Detectors
- User Responsibility
- Air Sampling in a Confined Space
- Common Physical Hazards
- Potential Energy
- Protective Measures for Each Hazard
Worker Introduced Hazards
- Common Examples
- External Hazards
Confined Space Safety
- Isolating the Space
- Clearing the Space
- Types of Ventilation
- Mechanical Supply
- Mechanical Exhausting
- Ventilation Factors
- Supply Ventilation Directions
- Exhaust Ventilation Directions
- Proper Ventilation Techniques
Practical training shall utilize a confined space simulator and other safety equipment.
Practical shall verify the following:
- Properly select and wear appropriate PPE during practical training
- Conduct proper pre-use inspection of PPE and equipment
- Effectively communicate amongst Entrant, Attendant, & Rescue Team
- Effectively monitor and control air quality
- Ability to safely perform work in a confined space environment
- Properly secure life lines
- Use Tri-Pod/Winch and other rescue equipment
- Ability to properly store equipment and PPE
Training Center Provided Material
- Confined Space Equipment
- Must possess good physical health as the practical training is physical demanding.
Reference Material / Documents
OSHA 29 CFR 1910.146
OSHA 29 CFR 1910.134
- Course ID #: MA012