AS/NZS 4081:2001

$242.18

The storage and handling of liquid and liquefied polyfunctional isocyanates

Sets out requirements and recommendations for the safe storage and handling of polyfunctional isocyanates (PFIs). Advice is given on installation design, operations, personnel safety and waste disposal. Guidance on fire protection and emergency procedures is also provided.

Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Referenced documents
1.4 Definitions
1.5 Packaging
1.6 Marking (labelling)
1.7 Security of storage areas
2 Requirements for the storage and handling of packages
2.1 Scope of Section
2.2 Location of store
2.2.1 General
2.2.2 Measurement of separation distances
2.3 Use of fire walls and vapour barriers
2.3.1 Conditions of use
2.3.2 Construction of fire walls
2.4 General requirements for package stores
2.5 Equipment and systems for filling and emptying packages
2.5.1 Filling equipment
2.5.2 Ventilation system
2.6 Handling precautions
2.6.1 General
2.6.2 Opening of packages
2.6.3 Housekeeping procedures
3 Requirements for primary bulk storage installations
3.1 Scope of Section
3.2 Bulk storage systems
3.2.1 General requirements
3.2.2 Tank design and construction
3.2.3 Pipework
3.2.4 Control of emissions
3.2.5 Vacuum relief system
3.3 Location and separation of tanks
3.3.1 Separation
3.3.2 Distances between tanks
3.3.2.1 Distances between vertical tanks
3.3.2.2 Distances between horizontal tanks
3.4 Bunds and compounds
3.4.1 General
3.4.2 Design and construction
3.4.3 Compound drainage
3.5 Transfer from primary bulk storage to transport tanks or tankers
3.5.1 Pumps
3.5.1.1 Suitable types of pumps
3.5.1.2 Location of pumps
3.5.2 Provision for emergency stop or shutdown
3.5.3 Control of vapour emissions
3.5.4 Pipework
3.5.5 Purging of loading hose
3.5.6 Transfer points
3.5.6.1 Location
3.5.6.2 Transfer point equipment
3.5.6.3 Transfer point information board
3.5.6.4 Safety information board located in the storage tank area
3.5.7 Transfer connections
3.5.7.1 Flexible connections
3.5.7.2 Hoses and hose assemblies
4 Requirements for processing installations
4.1 Scope of Section
4.2 Bulk storage systems
4.2.1 General
4.2.2 Tanks
4.2.2.1 Location and installation of tanks
4.2.2.2 Requirements for tanks
4.2.3 Pipework
4.3 Tank overflow collection system
4.3.1 Pipework
4.3.2 Overflow tanks
4.4 Control of vapour emissions
4.5 Vacuum relief system
4.6 Pressure relief system
5 Operational and personnel safety
5.1 Scope of Section
5.2 General precautions
5.2.1 Operating procedures
5.2.2 Control of entry
5.2.3 Clear access
5.2.4 Lighting
5.3 Control of exposure
5.3.1 Control strategies
5.3.2 Isolation of processes
5.3.3 Engineering controls
5.3.4 Safe work practices
5.3.5 Provision of safety information
5.4 Personnel safety
5.4.1 Medical examination
5.4.2 Health considerations
5.4.3 Personal hygiene
5.5 Personnel training
5.5.1 Job knowledge
5.5.2 Training
5.5.3 Contractors
5.6 Personal protective equipment (PPE)
5.6.1 General
5.6.2 Types of personal protective equipment
5.6.3 Care and maintenance of personal protective equipment
5.7 Safety shower and eye wash
5.8 First aid
5.9 Placarding
5.9.1 Placarding of stores
5.9.2 Safety information
5.10 Housekeeping
5.10.1 Site upkeep
5.11 Inspection of plant and equipment
5.12 Construction and maintenance work
5.12.1 General
5.12.2 Safety devices
5.12.3 Routine work
5.12.4 Work permit
5.12.5 Preparation of work site
5.12.6 Completion of work and commissioning
5.12.7 Hot work
5.12.8 Work inside a confined space
6 Emergency management
6.1 Scope of Section
6.2 Planning for emergencies
6.2.1 Considerations when designing premises
6.2.2 Emergency plan
6.2.2.1 General
6.2.2.2 Premises emergency plan
6.2.2.3 Plan for use by emergency services
6.2.2.4 Review of emergency plans
6.3 Manifest
6.4 Placarding
6.5 Management of leaks and spills
6.5.1 General
6.5.2 Clean-up materials and equipment
6.5.3 Actions for dealing with leaks and spills
6.5.3.1 General
6.5.3.2 Leaking packages and minor spills
6.5.3.3 Major spills
7 Fire protection
7.1 Scope of Section
7.2 Fire hazards
7.3 Fire protection measures
7.3.1 General
7.3.2 Design
7.3.3 Heat protection
7.3.4 Compatibility
7.3.5 Location
7.3.6 Weather protection
7.3.7 Labelling of firefighting equipment
7.3.8 Fixed fire protection and detection systems
7.3.9 Fire alarm systems
7.3.10 Change of flash point or quantity
7.4 Portable fire extinguishers
7.4.1 General
7.4.2 Special risks
7.4.3 Maintenance
7.4.4 Type and rating of fire extinguishers
7.4.5 Limitations
7.5 Hose Reels
7.6 Fire hydrants
7.7 Monitors
7.8 Automatic sprinkler systems
7.9 Piping and pumping systems
7.9.1 Boost provision
7.9.2 Fire pumps
7.9.3 Spare parts
7.9.4 Instructions
7.9.5 System plans
7.9.6 Strainers
7.9.7 Identification of pipes and equipment
7.10 Water supply
7.11 Fire water retention
7.12 Fire protection requirements
7.12.1 Package stores
7.12.2 Indoor storage cabinets
8 Waste storage and disposal
8.1 Scope of Section
8.2 Storage of wastes
8.3 Waste management
8.4 Pre-disposal treatment
8.4.1 Pre-disposal treatment of PFIs
8.4.2 Pre-disposal treatment of contents of leaking packages
8.4.3 Pre-disposal treatment of packagings
8.5 Methods of disposal
Appendix A
Appendix B
B1 General
B2 Health hazards
B2.1 Breathing of vapour, aerosols or dusts
B2.2 Contact with eyes
B2.3 Contact with skin
B2.4 Ingestion
B3 Hazardous reactions
B3.1 Reaction with water
B3.2 Fire
B3.3 Reaction with alkaline substances
B3.4 Reaction with rubber and plastics
B3.5 Reaction with metals
Appendix C
Appendix D
D1 Filling of packages
D2 Equipment and systems for emptying packages
D2.1 Emptying by drum pump
D2.2 Pressure equalization of packages
D2.3 Emptying by decanting
D2.4 Disposal of empty packages
D3 Procedure for emptying packages
D3.1 Receipt of packages
D3.2 Items to be confirmed prior to emptying
D3.3 Procedure for emptying packages
D3.4 Leaking packages
D4 Dealing with soidified or frozen PFI in drums
D4.1 Detecting solidification
D4.2 Remedial action
Appendix E
E1 General
E2 Pre-transfer procedure
E3 Transfer procedure
E4 Post-transfer procedure
E5 Clearing transfer hoses of PFI
Appendix F
Appendix G
Appendix H
H1 General
H2 Medical examination
H3 Frequency of medical examination
H4 Initial medical examination
H5 Subsequent and periodic examinations
Appendix I
Appendix J
J1 First aid
J2 Personal decontamination
Appendix K
Appendix L
Appendix M
M1 Decontamination of spillages
M1.1 Procedure for decontamination
M1.2 Decontaminants for PFIs
M1.2.1 General
M1.2.2 Liquid decontaminant Type A
M1.2.3 Liquid decontaminant Type B
M1.2.4 Solid decontaminant
M2 Decontamination of a packaging

Cited references in this standard
Content history

[Superseded]

AS/NZS 4081:2001 REC:2021

DR 00261

Please select a variation to view its description.

Published

06/03/2001

Pages

65

Please select a variation to view its pdf.

AS/NZS 4081:2001
$242.18