Confined Space Safe Practice (IACS Rec 72), 2nd Edition 2019

Compiled by IACS, Confined Space Safe Practice contains detailed recommendations on all aspects of entering enclosed spaces safely. Covering topics such as safety entry procedures, atmosphere testing, PPE and general hazards, this guide to industry best practice also includes comprehensive additional guidelines and a handy checklist that can be used on board.

This is an essential guide to best practice for confined space entry, providing details of appropriate PPE, safe entry policies and procedures, general hazards and atmosphere testing.

PART 1 – Confined Space Practices

CHAPTER 1 Definitions

1.1 Confined Space

1.2 Confined Space Entry

1.3 Competent Person

1.4 Responsible Person

1.5 Attendant (also ‘Standby Person’)

1.6 Marine Chemist

1.7 Adjacent Space

1.8 Toxic Product

1.9 Surveyor

1.10 Permit to Enter/Permit to Work (PTE/PTW)

CHAPTER 2 General Hazards

CHAPTER 3 Requirements

3.1 Training

3.2 Confined Space Entry Policy

3.3 Confined Space Entry Procedures

3.3.1 General

3.3.2 Entering confined spaces adjacent to loaded tanks

3.3.3 Entering confined spaces adjacent to inerted tanks

3.3.4 Entering confined spaces adjacent to loaded tanks on double hull tankers – additional requirements

3.3.5 Permit to work (PTW) and permit to enter (PTE)

CHAPTER 4 Confined Space Entry

4.1 Testing of the Atmosphere

4.2 Preparation for Entering Confined Spaces

4.2.1 Ventilation

4.2.2 Isolation of Space

4.2.3 Attendant Rescue Team

4.3 Personal Protection Equipment (PPE)

4.3.1

PART 2 – Guidelines for Safe Entry of Confined Spaces

CHAPTER 1 General

CHAPTER 2 Confined Space Hazards

2.1 Hazardous Atmospheres from the Containment in the Tank

2.1.1 Oxygen-deficient atmosphere

2.1.2 Flammable atmospheres

2.1.3 Toxic atmosphere

2.2 Work being Performed in a Confined Space

CHAPTER 3 Testing

3.1 General

3.2 Testing Instruments

CHAPTER 4 Ventilation

CHAPTER 5 Isolation of Space.

CHAPTER 6 General and Physical Hazards

6.1 Temperature Extremes

6.2 Engulfment Hazards

6.3 Noise

6.4 Falling Objects

6.5 Slick/Wet Surfaces

CHAPTER 7 Guidelines for Use of Personal Gas Detectors

7.1 Function Test and Full Calibration

CHAPTER 8 Survey Preparations

8.1 Cleaning

8.2 Lighting

ANNEX Checklist for Entry into Confined Spaces