Page 3 - Confined Space Training - Student Manual 2021

Table of Contents

Introduction………………………………………………………………………………………………2
Types of Confined Spaces………………………………………………………………………………4
Reasons for Entering Confined Spaces………………………………………………………………..5
Chapter 2 – Identifying Confined Spaces and Permit-Required Confined Spaces………....7
OSHA Confined Space Definition……………………………………………………………………....7
Permit-Required Confined Spaces……………………………………………………………………..7
Chapter 2 – Review Questions………………………………………………………………………..12
Chapter 3 – Assessing Confined Space Hazards and Preparing for Entry…………………13
First Priority: Isolate the Confined Space…………………………………………………………….15
Second Priority: Atmospheric Testing and Evaluation……………………………………………...16
Monitoring Protocol……………………………………………………………………………………..17
Oxygen (O2) Concentrations…………………………………………………………………………..17
Flammable and Explosive Atmospheres……………………………………………………………..18
Toxic Atmospheres……………………………………………………………………………………...21
Confined Space Ventilation…………………………………………………………………………….22
Chapter 3 – Review Questions………………………………………………………………………...25
Chapter 4 – Confined Space Roles and Responsibilities………………………………………26
Entrant Job Duties………………………………………………………………………………………26
Attendant Job Duties……………………………………………………………………………………27
Entry Supervisor Job Duties…………………………………………………………………………...30
Chapter 4 – Review Questions………………………………………………………………………...32
Chapter 5 – Confined Space Permits………………………………………………………………33
Permit Systems and Entry Permits……………………………………………………………………33
Non-Permit Required Confined Spaces………………………………………………………………37
Chapter 5 – Review Questions………………………………………………………………………...41
Chapter 6 – Confined Space Equipment…………………………………………………………..42
Understanding and Correct Use of Equipment………………………………………………………42
Fall Restraint Systems………………………………………………………………………………….43
Inspecting and Maintaining Equipment……………………………………………………………….43
Body Belt/Harness Inspection…………………………………………………………………………43
Lanyard Inspection……………………………………………………………………………………...45
Cleaning and Storing Equipment……………………………………………………………………...46
Fall Protection Inspection……………………………………………………………………………....47
Chapter 6- Review Questions………………………………………………………………………….48
Chapter 7 – Emergency Response and Rescue………………………………………………….49
Lessons From Ill-Fated Rescue Attempts…………………………………………………………….50
Chapter 7 - Review Questions………………………………………………………………………….51
Chapter 8 – Confined Spaces in Construction…………………………………………………...52
Chapter 8 - Review Questions………………………………………………………………………….54
Confined Space Glossary…………………………………………………………………………….55

Confined Space Training for Entrants, Attendants & Supervisors 3