Fundamental information for dangerous goods inspectors on the regulatory requirements for prohibiting ignition sources where flammable vapour may be present.

Table of Contents

Foreword

1. Use of Electrical Equipment in Areas Where Dangerous Goods are Stored or Used (Excluding Mining and Petrochemical Pipelines)

2. Electrical Installations within Hazardous Areas

2.1 Role of Dangerous Goods Inspector and Electrical Supply Authority

3. Approved Codes

4. Protection from Sources of Ignition

5. Factors Effecting Classification of Areas

6. Fundamental Safety Considerations

6.1 Restriction on Sources of Ignition for Dangerous Goods Locations as Detailed in the Regulations

7. Dangerous Goods (Class 2 -Gases) Regulations 1980

8. The Zoning Principle

9. Classification of Area

9.1 Fuel Dispensing

9.1.1 Class 3(a) Dispenser (Petrol)
9.1.2 Class 2(d) Dispenser (LPO)
9.1.3 Class 2(b) Dispenser (CNG)

9.2 Storage of Dangerous Goods

9.2.1 Class 3(a) and (b) Otherwise than in Bulk
9.2.2 Class 3(a) and (b) in Standard Bulk Storage Tanks
     (a) Above Ground
     (b) Underground
9.2.3 Class 2(d) LPG Storage
9.2.4 Class 2(b) CNG Storage