1 - AS/NZS 2430.3.2:1997 CLASSIFICATION OF HAZARDOUS AREAS - EXAMPLES OF AREA CLASSIFICATION-VEHICLE WORKSHOPS, VEHICLE...
4 - PREFACE
5 - CONTENTS
6 - 1 SCOPE
6 - 2 REFERENCED DOCUMENTS
7 - 3 DEFINITIONS
7 - 3.1 Compressed natural gas (CNG)
7 - 3.2 Dispensing cabinet
7 - 3.3 Fuel dispensing unit
7 - 3.4 Liquefied petroleum gas (LPG)
7 - 3.5 Natural gas (NG)
7 - 3.6 Natural gas for vehicles (NGV)
7 - 4 VEHICLE WORKSHOPS
7 - 4.1 Scope
7 - 4.2 Classification of hazardous areas
7 - 4.2.1 Workshops at or above ground or street level
8 - 4.2.2 Workshops below ground or street level
8 - 4.2.3 Depressions, pits or sumps
8 - 5 VEHICLE PARKING AREAS
8 - 5.1 Scope
8 - 5.2 Classification of hazardous areas
8 - 5.2.1 Vehicle parking area
8 - 5.2.2 Depressions, pits or sumps
8 - 5.2.3 Vehicle turntables
9 - 6 RESIDENTIAL GARAGES
9 - 6.1 Scope
9 - 6.2 Classification of hazardous areas
9 - 6.2.1 Residential garage at or above ground or street level
9 - 6.2.2 Residential garage below ground or street level
9 - 7 PETROL, LPG AND NGV DISPENSING STATIONS
9 - 7.1 Scope
9 - 7.2 Classification of hazardous areas
9 - 7.2.1 Interior of petrol dispensing units in adequately ventilated locations (see Figure 7.1)
10 - 7.2.2 Exterior of petrol dispensing units in adequately ventilated locations (see Figure 7.2)
10 - 7.2.3 Exterior of petrol dispensing units mounted on a wharf/jetty in adequately ventilated locations (see Figure 7.4)
13 - 7.2.4 Petrol dispensing units in inadequately ventilated locations (see Figure 7.5)
13 - 7.2.5 Fill, vent and other pipes for underground petrol tanks (refer to Figure 7.6)
16 - 7.2.6 Interior of LPG dispensing units in adequately ventilated locations (see Figure 7.7)
17 - 7.2.7 Exterior of LPG dispensing units in adequately ventilated locations (see Figure 7.8)
17 - 7.2.8 Exterior of LPG dispensing units mounted on a wharf/jetty in adequately ventilated locations (see Figure 7.9)
21 - 7.2.9 Other LPG dispensing units in adequately ventilated locations (see Figure 7.10)
21 - 7.2.10 NGV dispensing units in adequately ventilated locations (see Figure 7.11)
22 - 7.2.11 Specific dispensing areas located at dispensing stations
23 - 7.2.12 Specific dispensing areas located at dispensing stations with vapour barrier
24 - 7.2.13 NGV compressor in adequately ventilated locations (see Figure 7.15)
24 - 7.2.14 Natural gas storage unit in adequately ventilated locations, whether in storage or installed for use (see Figure 7.15)
25 - 7.2.15 NGV compressor in inadequately ventilated locations (see Figure 7.16)
26 - 7.2.16 Storage units with vapour barrier (see Figure 7.17)
27 - 7.2.17 NGV compressor blow-down discharge vent
28 - 7.2.18 Relief valve discharge vent for NGV compressor and storage unit
28 - 7.2.19 Other areas
28 - 7.2.20 Underground wiring enclosures
28 - 8 POLLUTION CONTROL EQUIPMENT
28 - 8.1 General
28 - 8.1.1 Scope
28 - 8.1.2 Pumps
28 - 8.2 Coalescing plate separator units in adequately ventilated locations
29 - 8.3 Coalescing plate separator units in inadequately ventilated locations
30 - 8.4 Waste collection storage vessels, drains, sumps or pits
30 - 9 AIRCRAFT HANGARS AND REFUELLING AREAS
30 - 9.1 Scope
30 - 9.2 Classification of hazardous areas
30 - 9.2.1 Pits or depressions
31 - 9.2.2 Hangar floor-Petrol, Avgas and JP4 type fuels
31 - 9.2.3 Around aircraft in hangars-All fuels
32 - 9.2.4 Other hangar areas