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AS
AS 4774.2-2002

AS 4774.2-2002

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Work in compressed air and hyperbaric facilities - Hyperbaric oxygen facilities

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

11-07-2024

Superseded by

AS/NZS 4774.2:2019

Language(s)

English

Published date

01-01-2002

Publisher

Standards Australia

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Hardcopy - English
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1 - AS 4774.2-2002 WORK IN COMPRESSED AIR AND HYPERBARIC FACILITIES - HYPERBARIC OXYGEN FACILITIES
4 - PREFACE
5 - CONTENTS
7 - SECTION 1 SCOPE AND GENERAL
7 - 1.1 SCOPE
7 - 1.2 OBJECTIVE
7 - 1.3 REFERENCED DOCUMENTS
7 - 1.4 DEFINITIONS
7 - 1.4.1 Air environment
7 - 1.4.2 Chamber operator
7 - 1.4.3 Competent person
8 - 1.4.4 Control panel
8 - 1.4.5 Hyperbaric chamber
8 - 1.4.6 Monoplace chamber
8 - 1.4.7 Multiple lock chamber
8 - 1.4.8 Multiplace chamber
8 - 1.4.9 Oxygen-enriched environment
8 - 1.4.10 Patient
8 - 1.4.11 Pressure measuring device
8 - 1.4.12 Shall
8 - 1.4.13 Should
8 - 1.4.14 Single lock chamber
8 - 1.5 RELATIONSHIP WITH LEGISLATION
9 - SECTION 2 HYPERBARIC FACILITY
9 - 2.1 CHAMBER ROOM
9 - 2.1.1 General
9 - 2.1.2 Access to chamber and controls
9 - 2.1.3 Chamber room fire protection
9 - 2.1.4 Emergency systems
9 - 2.1.5 Patient support considerations
9 - 2.1.6 Other space considerations
10 - 2.2 HYPERBARIC TREATMENT CHAMBER
10 - 2.2.1 Pressure vessel (chamber)
10 - 2.2.2 Viewports (windows)
10 - 2.2.3 Doors
11 - 2.2.4 Penetrators
11 - 2.2.5 Fitting, furniture and fixtures
12 - 2.2.6 Pressure relief
12 - 2.2.7 Chamber pressure measuring device
13 - SECTION 3 MULTIPLACE CHAMBER OPERATIONAL SYSTEMS
13 - 3.1 GENERAL
13 - 3.1.1 Systems
13 - 3.1.2 Contamination
13 - 3.1.3 Control panel
13 - 3.1.4 Pipe threads and tube sizes
13 - 3.2 AIR PRESSURIZATION SYSTEM
13 - 3.2.1 General
14 - 3.2.2 Air purity standards
14 - 3.2.3 Air compressor intake
14 - 3.2.4 Filtration and monitoring
14 - 3.2.5 Air storage system
15 - 3.2.6 Air piping systems
16 - 3.3 BREATHING GAS SYSTEMS
16 - 3.3.1 Oxygen supply and exhaust system
17 - 3.3.2 Gas analysis system
17 - 3.4 ENVIRONMENTAL CONDITIONING SYSTEM
17 - 3.5 COMMUNICATION SYSTEM
17 - 3.5.1 Voice
18 - 3.5.2 Visual
18 - 3.6 PATIENT MONITORING SYSTEM
18 - 3.7 LIGHTING SYSTEM
18 - 3.8 ELECTRICAL SYSTEMS
18 - 3.9 FIRE SUPPRESSION SYSTEM
19 - 3.10 SOUND ATTENUATION
19 - 3.11 CLOTHING AND TEXTILES
19 - 3.12 PROHIBITED AND RESTRICTED MATERIALS
19 - 3.12.1 General
19 - 3.12.2 Flammable gases, vapours or liquids
19 - 3.12.3 Mercury
20 - 3.12.4 Chemicals, drugs, pharmaceuticals, medical materials and surgical dressings
20 - 3.12.5 Alloys
20 - 3.12.6 Oil-based toiletries and cosmetics
20 - 3.12.7 Paper products
21 - SECTION 4 MONOPLACE CHAMBERS
21 - 4.1 AIR PRESSURIZED MONOPLACE CHAMBERS
21 - 4.2 OXYGEN PRESSURIZED MONOPLACE CHAMBERS
21 - 4.3 FIRE SUPPRESSION SYSTEM
22 - SECTION 5 PREVENTIVE MAINTENANCE
22 - 5.1 SYSTEM MAINTENANCE
22 - 5.2 CHAMBER CLEANING
22 - 5.3 LUBRICANTS
23 - SECTION 6 RISK MANAGEMENT FOR HYPERBARIC FACILITIES
23 - 6.1 GENERAL
23 - 6.2 HAZARD IDENTIFICATION, RISK ASSESSMENT AND CONTROL PROCESS
23 - 6.3 HAZARD IDENTIFICATION
24 - 6.4 RISK ASSESSMENT
24 - 6.5 RISK CONTROL
25 - 6.6 EMERGENCY PROCEDURE PROTOCOLS
26 - 6.7 REGULAR REVIEW OF EMERGENCY PROCEDURES
27 - SECTION 7 PERSONNEL FOR HYPERBARIC FACILITIES
27 - 7.1 GENERAL
27 - 7.2 SENIOR PHYSICIAN IN DIVING AND HYPERBARIC MEDICINE (SHP)
27 - 7.3 HYPERBARIC PHYSICIAN (HP)
28 - 7.4 HYPERBARIC MEDICAL OFFICER (HMO)
28 - 7.5 HYPERBARIC ATTENDANT
28 - 7.6 CHAMBER OPERATORS
28 - 7.6.1 Monoplace operator
28 - 7.6.2 Hyperbaric technical officer
29 - 7.7 MINIMUM STAFF QUALIFICATIONS
30 - SECTION 8 STAFFING OF HYPERBARIC FACILITIES
30 - 8.1 DETERMINATION OF APPROPRIATE STAFFING
30 - 8.2 CHAMBER OPERATOR
30 - 8.3 PATIENT CARE
31 - 8.4 EQUIPMENT-SPECIFIC TRAINING
31 - 8.5 ALLOCATION OF RESPONSIBILITY
31 - 8.6 RESPONSIBILITIES-FACILITY MANAGEMENT
31 - 8.6.1 Medical director
31 - 8.6.2 Nursing manager
32 - 8.7 RESPONSIBILITIES-PATIENT CARE AND CHAMBER OPERATION
32 - 8.7.1 Attending medical officer
32 - 8.7.2 Inside attendant
32 - 8.7.3 Outside attendant
32 - 8.7.4 Monoplace operator (MPO)
33 - 8.7.5 Hyperbaric technical officer (HTO)
33 - 8.8 MINIMUM STAFFING LEVELS FOR ALL CHAMBER TYPES
34 - 8.9 STAFF FITNESS TO ENTER HYPERBARIC ENVIRONMENT
36 - SECTION 9 PREPARATION OF PATIENTS FOR HYPERBARIC OXYGEN THERAPY
36 - 9.1 PATIENT ORIENTATION
36 - 9.2 PATIENT ASSESSMENT AND PREPARATION
37 - SECTION 10 MINIMUM MEDICAL EQUIPMENT FOR A HYPERBARIC OXYGEN THERAPY FACILITY
37 - 10.1 GENERAL
37 - 10.2 MINIMUM MEDICAL EQUIPMENT
38 - APPENDIX A - LIST OF REFERENCED AND RELATED DOCUMENTS
38 - A1 SCOPE
38 - A2 REFERENCED DOCUMENTS
39 - A3 RELATED DOCUMENTS
39 - A4 OTHER ORGANIZATIONS
41 - APPENDIX B - SUGGESTED MAINTENANCE SCHEDULE
41 - B1 SCOPE
41 - B2 SCHEDULE
41 - B3 MONTHLY
41 - B4 THREE-MONTHLY
41 - B5 SIX-MONTHLY
41 - B6 12-MONTHLY
42 - B7 24-MONTHLY
43 - APPENDIX C - HYPERBARIC ATTENDANT COURSE
43 - C1 SCOPE
43 - C2 COURSE DESCRIPTION
43 - C3 SELECTION CRITERIA
43 - C4 LENGTH OF COURSE
43 - C5 COURSE ORGANIZATION
44 - C6 COURSE OBJECTIVE
44 - C7 COURSE CONTENT
47 - APPENDIX D - MONOPLACE OPERATOR COURSE
47 - D1 SCOPE
47 - D2 COURSE DESCRIPTION
47 - D3 SELECTION CRITERIA
48 - D4 LENGTH OF COURSE
48 - D5 COURSE ORGANIZATION
48 - D6 COURSE OBJECTIVE
49 - D7 COURSE CONTENT
52 - APPENDIX E - HYPERBARIC TECHNICAL OFFICER TRAINING
52 - E1 SCOPE
52 - E2 DESCRIPTION
52 - E3 SELECTION CRITERIA
52 - E4 LENGTH OF ORIENTATION
52 - E5 OBJECTIVE OF ORIENTATION
53 - E6 ORIENTATION CONTENT
57 - APPENDIX F - MEDICAL EXAMINATION FORMS
63 - APPENDIX G - GUIDANCE FOR MEDICAL PRACTITIONERS
63 - G1 INTRODUCTION
63 - G2 GENERAL
63 - G3 TRAINING IN DIVING AND HYPERBARIC MEDICINE
66 - G4 FITNESS CRITERIA
66 - G4.1 General
66 - G4.2 Obesity
66 - G4.3 Vision
66 - G4.4 Ear, nose and throat
66 - G4.5 Hearing
66 - G4.6 Teeth
66 - G4.7 Central nervous system
67 - G4.8 Cardiovascular system
67 - G4.9 Respiratory system
68 - G4.10 Gastrointestinal tract
68 - G4.11 Musculoskeletal function
68 - G4.12 Endocrine system
69 - G4.13 Screening for dysbaric osteonecrosis (long bone X-rays)
69 - G4.14 Other criteria

Specifies requirements for the design, construction, operation and maintenance of hyperbaric oxygen facilities. Includes equipment requirements, guidance on hazard identification, risk assessment and control and personnel requirements. Appendices include a suggested maintenance schedule, medical examination details, and training for hyperbaric attendants, chamber operators and hyperbaric technical officers.

Committee
SF-046
DocumentType
Standard
ISBN
0 7337 4464 8
Pages
63
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes
UnderRevision

This Standard specifies requirements and recommendations for the design, construction, operation and maintenance of pressure vessels used for human occupancy other than those used in conjunction with, and support of, underwater diving operations.Minimum training requirements for hyperbaric attendants, chamber operators and technical officers are included in appendices.NOTES: 1 Both monoplace and multiplace hyperbaric chambers are covered.2 This Standard does not address hypobaric chambers.3 Facilities such as sporting domes and medical or industrial clean rooms which operate at very low increased pressures are excluded from the scope of this Standard.

First published as AS 4774.2-2002.

AS/NZS 3200.2.16:1999 Medical electrical equipment Particular requirements for safety - Haemodialysis, haemodiafiltration and haemofiltration equipment
AS/NZS 3200.2.32:1994 Approval and test specification - Medical electrical equipment Particular requirements for safety - Associated equipment of X-ray equipment
AS/NZS 3200.2.41:2002 Medical electrical equipment Particular requirements for safety - Surgical luminaires and luminaires for diagnosis (IEC 60601-2-41:2000, MOD)
AS/NZS 3200.2.44:2000 Medical electrical equipment Particular requirements for safety - X-ray equipment for computed tomography
AS/NZS 3200.1.3:1996 Approval and test specification - Medical electrical equipment General requirements for safety - Collateral Standard: Requirements for radiation protection in diagnostic X-ray equipment
AS/NZS 3200.2.18:1997 Approval and test specification - Medical electrical equipment Particular requirements for safety - Endoscopic equipment
AS/NZS 3200.2.4:1993 Medical electrical equipment - Approval and test specification Particular requirement for safety - Cardiac defibrillators and cardiac defibrillator-monitors
AS/NZS 3200.2.29:2000 Medical electrical equipment Particular requirements for safety - Radiotherapy simulators (IEC 60601-2-29:1999, MOD)
AS 4332-1995 The storage and handling of gases in cylinders
AS/NZS 1269.2:1998 Occupational noise management - Noise control management
AS 3873-2001 Pressure equipment - Operation and maintenance
AS/NZS 3200.1.1:1995 Approval and test specification - Medical electrical equipment General requirements for safety - Collateral Standard: Safety requirements for medical electrical systems
AS/NZS 3200.1.2:1995 Approval and test specification - Medical electrical equipment General requirements for safety - Collateral Standard: Electromagnetic compatibility - Requirements and tests
AS 2030.1-1999 The verification, filling, inspection, testing and maintenance of cylinders for storage and transport of compressed gases Cylinders for compressed gases other than acetylene
AS/NZS 3200.2.11:1999 Medical electrical equipment Particular requirements for safety - Gamma beam therapy equipment
AS/NZS 3200.2.31:1996 Medical electrical equipment Particular requirements for safety - External cardiac pacemakers with internal power source
AS/NZS 3000:2000 Electrical installations (known as the Australian/New Zealand Wiring Rules)
AS/NZS 3200.2.13:1999 Medical electrical equipment - Particular requirements for safety - Anaesthetic workstations
AS/NZS 3200.2.39:2001 Medical electrical equipment Particular requirements for safety - Peritoneal dialysis equipment
AS/NZS 2299.1:1999 Occupational diving operations Standard operational practice
AS 1894-1997 The storage and handling of non-flammable cryogenic and refrigerated liquids (Reconfirmed 2021)
AS/NZS 3200.1.4:1997 Approval and test specification - Medical electrical equipment General requirements for safety - Collateral Standard: Programmable electrical medical systems
AS/NZS 1269.4:1998 Occupational noise management - Auditory assessment
AS/NZS 3200.2.201:2000 Medical electrical equipment Particular requirements for safety - Dento-maxillofacial X-ray equipment
AS/NZS 3200.2.9:1997 Approval and test specification - Medical electrical equipment Particular requirements for safety - Patient contact dosemeters used in radiotherapy with electrically connected detectors
AS/NZS 3200.3.1:1998 Approval and test specification - Medical electrical equipment - Essential performance requirements for transcutaneous oxygen and carbon dioxide partial pressure monitoring equipment
AS/NZS 3200.2.2:1999 Medical electrical equipment - Particular requirements for safety - High frequency surgical equipment
AS/NZS 3200.2.15:1994 Approval and test specification - Medical electrical equipment Particular requirements for safety - Capacitor discharge X-ray generators
AS 1345-1995 Identification of the contents of pipes, conduits and ducts (Reconfirmed 2018)
AS/NZS 3200.2.45:1999 Medical electrical equipment Particular requirements for safety - Mammographic X-ray equipment and mammographic stereotactic devices
AS/NZS 3200.2.21:1994 Approval and test specification - Medical electrical equipment Particular requirements for safety - Infant radiant warmers
AS 2568-1991 Medical gases - Purity of compressed medical breathing air
AS/NZS 3200.2.25:1993 Approval and test specification - Medical electrical equipment Particular requirements for safety - Electrocardiographs
AS/NZS 3200.2.24:1999 Medical electrical equipment Particular requirements for safety - Infusion pumps and controllers
AS/NZS 3200.1.0-1998 Medical electrical equipment General requirements for safety - Parent Standard
AS/NZS 3200.2.26:1995 Approval and test specification - Medical electrical equipment Particular requirements for safety - Electroencephalographs
AS/NZS 3200.2.30:2001 Medical electrical equipment Particular requirements for safety - Automatic cycling non-invasive blood pressure monitoring equipment (IEC 60601-2-30:1999, MOD)
AS/NZS 3200.2.38:1997 Approval and test specification - Medical electrical equipment Particular requirements for safety - Electrically operated hospital beds
AS/NZS 3200.2.34:1996 Approval and test specification - Medical electrical equipment Particular requirements for safety - Direct blood-pressure monitoring equipment
AS/NZS 3200.2.202:1996 Approval and test specification - Medical electrical equipment Particular requirements for safety - Infant apnoea monitors for domestic use
AS/NZS 3200.2.8:1994 Medical electrical equipment Particular requirements for safety - Therapeutic X-ray generators
AS/NZS 3200.2.23:2001 Medical electrical equipment Particular requirements for safety - Transcutaneous partial pressure monitoring equipment
AS 1210-1997 Pressure vessels
AS/NZS 1680.2.5:1997 Interior lighting - Hospital and medical tasks
AS 1271-1997 Safety valves, other valves, liquid level gauges, and other fittings for boilers and unfired pressure vessels
AS 2902-1986 Medical gas systems - Low pressure flexible connecting assemblies (hose assemblies)
AS/NZS 3200.2.7:1999 Medical electrical equipment Particular requirements for safety - High voltage generators of diagnostic X-ray generators
AS/NZS 3200.2.22:1997 Approval and test specification - Medical electrical equipment Particular requirements for safety - Diagnostic and therapeutic laser equipment
AS/NZS 3200.2.40:1999 Medical electrical equipment Particular requirements for safety - Electromyographs and evoked response equipment
AS/NZS 3200.2.28:1994 Approval and test specification - Medical electrical equipment Particular requirements for safety - X-ray source assemblies and X-ray tube assemblies for medical diagnosis generators
AS/NZS 3200.2.33:1996 Approval and test specification - Medical electrical equipment Particular requirements for safety - Magnetic resonance equipment for medical diagnosis
AS/NZS 3200.2.35:1999 Medical electrical equipment Particular requirements for safety - Blankets, pads and mattresses intended for heating in medical use
AS/NZS 3551:1996 Technical management programs for medical devices
AS/NZS 3200.2.1:1999 Medical electrical equipment Particular requirements for safety - Electron accelerators in the range 1 MeV to 50 MeV
AS/NZS 3200.2.27:1996 Approval and test specification - Medical electrical equipment Particular requirements for safety - Electrocardiographic monitoring equipment
AS/NZS 3200.2.36:1998 Approval and test specification - Medical electrical equipment Particular requirements for safety - Extracorporeally induced lithotripsy
AS 2896-1998 Medical gas systems - Installation and testing of non-flammable medical gas pipeline systems
AS/NZS 3200.2.17:1994 Approval and test specifications - Medical electrical equipment Particular requirements for safety - Remote-controlled automatically-driven gamma-ray afterloading equipment

AS 1210-2010 Pressure vessels (Reconfirmed 2021)
AS 4774.1-2003 Work in compressed air and hyperbaric facilities Work in tunnels, shafts and caissons

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