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AS/NZS 4361.1:2017


Guide to hazardous paint management, Part 1: Lead and other hazardous metallic pigments in industrial applications

Provides guidance on the management of lead-based paints and other hazardous paints (e.g. paints containing chromate-based material, arsenic compounds or cadmium compounds) used on industrial steel structures.
Published: 19/09/2017
Pages: 97
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope
2 Application
3 Referenced documents
4 Definitions
5 Small projects
6 Decision path
6.1 General
6.2 Steps in the decision path
7 Step 1: Identifying hazardous metallic pigment
8 Step 2: Determining the total mass of hazardous paint
9 Step 3: Risk assessment
10 Step 4: Maintenance painting strategy
10.1 Painting strategy alternatives
10.2 Paint condition assessment
10.3 Other factors
10.4 Reassessment
11 Step 5: Paint removal/surface preparation methodology
11.1 Paint removal
11.2 Dust emission potential
12 Step 6: Access/containment systems
12.1 Components
12.2 Reassessment of strategy
13 Step 7: Emissions monitoring
13.1 General
13.2 Criteria for monitoring
13.3 Monitoring requirements
13.4 Review of monitoring requirements
14 Step 8: Worker protection requirements
15 Step 9: Waste management
16 Step 10: Project clearance
17 Step 11: Project cost estimates
18 Step 12: Project specific specification
19 Step 13: Hazardous paint compliance plan
20 Step 14: Project implementation
21 Step 15: Compliance report
Appendix A
A1 Scope
A2 Site sampling strategy
A3 Interpretation of results
A4 Field sampling and laboratory testing
A4.1 General
A4.2 Analysing for zinc chromate
A4.3 Materials and equipment
A4.4 Procedure
A4.5 Documentation
A4.6 Report
A5 Portable X-ray fluorescence (XRF)
A5.1 Principle
A5.2 Equipment
A5.3 Procedure
A5.4 Report
Appendix B
B1 Scope
B2 General
B3 Risk assessment process
B3.1 General
B3.2 Source/release assessment
B3.3 Exposure assessment
B3.4 Dose-response assessment
B3.5 Risk characterization
B4 Performing the simplified risk assessment
B5 Public health risk assessment
B5.1 Scope
B5.2 Principle
B5.3 Materials and equipment
B5.4 Assessment procedures
B5.4.1 Proximity indicators
B5.4.2 Frequency indicators
B5.4.3 Risk to public
B6 Assessment of health risk to adjacent workers
B6.1 Scope
B6.2 Principle
B6.3 Materials and equipment
B6.4 Assessment procedure
B6.4.1 Proximity indicators
B6.4.2 Frequency indicators
B6.4.3 Risk to adjacent workers
B7 Environmental risk assessment
B7.1 Scope
B7.2 Principle
B7.3 Assessment procedure
B8 Project risk assessment rating
B9 Records
Appendix C
C1 Scope
C2 General
C3 Materials and equipment
C4 Sampling plan
C5 Visual paint assessment
C5.1 Paint integrity
C5.2 Corrosion
C5.2.1 Type of corrosion
C5.2.2 Extent of corrosion
C6 Paint testing
C6.1 Paint type
C6.2 Paint thickness testing
C6.3 Adhesion/cohesion testing
C6.3.1 Need for testing
C6.3.2 Timing of adhesion testing
C6.3.3 Number of tests
C6.3.4 Testing procedures
C6.3.5 Identification of fracture zone
C6.3.6 Report
C6.4 Under-film substrate condition
C7 Interpretation of results
C7.1 Indicative results
C7.2 Paint type
C7.3 Paint integrity
C7.4 Paint adhesion
C7.5 Paint thickness
C7.6 Corrosion
C7.7 Substrate condition
C8 Test patches
C9 Reporting
Appendix D
D1 Scope
D2 Risk management
D3 Paint removal methods
D3.1 General
D3.2 Magnetic induction
D3.3 Chemical stripping
D3.4 Sodium bicarbonate blast cleaning
D3.5 High pressure water jetting without abrasive injection
D3.6 Ultra high pressure water jetting without abrasive injection
D3.7 Vacuum-shrouded water jetting
D3.8 Cryogenic blast medium
D4 Combined paint removal/surface preparation
D4.1 General
D4.2 Hand tool cleaning
D4.3 Power tool cleaning
D4.4 Power tool cleaning with vacuum shroud
D4.5 Vacuum blast cleaning
D4.6 Closed centrifugal wheel cleaning
D4.7 Wet abrasive blast cleaning or abrasive water jetting
D4.7.1 Water jetting (high and ultra-high pressure) with abrasive injection
D4.7.2 Wet abrasive blast cleaning with expendable abrasives
D4.8 Dry abrasive blast cleaning
D4.8.1 Dry blast cleaning with expendable abrasives
D4.8.2 Dry blast cleaning with recyclable abrasives
D4.8.3 Blast cleaning with re-usable sponge abrasive
D5 Durability of maintenance painting
D6 Dust/mist emission potential
Appendix E
E1 Scope
E2 General
E3 Containment system components
E3.1 Description
E3.2 Containment material rigidity
E3.2.1 General
E3.2.2 Rigid containment materials
E3.2.3 Flexible materials
E3.3 Containment material permeability/resistance
E3.3.1 General
E3.3.2 Air impermeable materials
E3.3.3 Air permeable materials
E3.3.4 Water impermeable materials
E3.3.5 Chemical/solvent resistant materials
E3.4 Support structure
E3.4.1 General
E3.4.2 Rigid support structures
E3.4.3 Flexible support structures
E3.5 Containment enclosure joints
E3.5.1 General
E3.5.2 Fully sealed joints
E3.5.3 Partially sealed joints
E3.6 Containment entryways
E3.6.1 General
E3.6.2 Airlock entryway
E3.6.3 Resealable door entryway
E3.6.4 Overlapping door tarpaulin entryway
E4 Ventilation system components
E4.1 Purpose
E4.2 Natural ventilation system
E4.3 Mechanical ventilation system
E4.4 Exhaust air filtration
E5 Methods of collecting debris
E5.1 Handling
E5.2 Collection
E5.3 Gravity collection
E6 Designing a containment system
E7 Visible emissions assessment
E7.1 General
E7.2 Principle
E7.3 Materials and equipment
E7.4 Procedure
E7.5 Interpretation of results
E7.6 Reporting/record keeping
E8 Containment criteria table
E9 Containment cleaning/clearance prior to relocation
E9.1 Cleaning procedures prior to moving (but not dismantling) containment
E9.2 Clearance criteria
Appendix F
F1 Scope
F2 General
F3 Monitoring plan
F3.1 Air monitoring plan
F3.2 Reporting
F4 Ambient air (TSP) monitoring
F4.1 Principle
F4.2 Procedure
F4.3 Plant and equipment
F4.4 Monitor location
F4.4.1 General
F4.4.2 Downwind monitoring zone
F4.4.3 Monitor number and location
F4.4.4 Background monitoring
F4.4.5 Operation of equipment
F4.5 Interpretation of results
F4.6 Reporting/record keeping
F5 Surface dust sampling
F5.1 Scope
F5.2 Materials and equipment
F5.3 Selection of sampling locations
F5.4 Sampling procedure
F5.5 Interpretation of results
F5.6 Record keeping
F6 Mist fall-out monitoring
F6.1 Scope
F6.2 Principle
F6.3 Equipment
F6.4 Sampling plan
F6.4.1 Sampling location
F6.4.2 Frequency and duration of monitoring
F6.5 Sampling procedure
F6.6 Interpretation of results
F6.7 Record keeping
Appendix G
G1 Scope
G2 Background
G3 Materials and equipment
G4 Sample location selection
G4.1 General
G4.2 Unique land usage
G4.3 Sampling locations
G5 Sample collection
G6 Frequency of sampling
G7 Visual assessment
G8 Laboratory analysis
G9 Interpretation of results
G9.1 Visual assessment
G9.2 Laboratory assessment
G10 Record keeping
Appendix H
H1 Scope
H2 General
H3 Frequency of sampling
H4 Materials and equipment
H5 Number of samples
H5.1 Sampling
H5.2 Sensitive receptors
H5.3 Variable flow water courses
H6 Sample collection procedure
H6.1 Pre-cleaning and stabilizing containers for water samples
H6.2 Collection of water samples
H6.3 Precleaning and collection of underwater sediment samples
H7 Laboratory analysis
H8 Interpretation of results
H8.1 Visual assessment
H8.2 Laboratory assessment
H9 Record keeping
Appendix I
I1 Scope
I2 Workplace exposures
I3 Workplace exposure assessment
I3.1 Description
I3.2 Materials and equipment
I3.3 Procedure
I3.4 Laboratory analysis
I3.5 Reporting/record keeping
I3.6 Initial monitoring
I3.7 Available data
I3.8 Scope of monitoring
I3.9 Monitoring objectives
I3.10 Increased monitoring
I3.11 Advice to workers
I3.12 Interim protective measures
I4 Requirements for worker protection
I5 Regulated area
I5.1 Purpose
I5.2 Method of establishing regulated areas
I6 Hazardous paint compliance plan
I7 Responsible person
I8 Respiratory protection
I9 Protective clothing and equipment
I10 Housekeeping
I11 Hygiene facilities
I12 Medical surveillance
I13 Worker information and training
I14 Signs
I15 Record keeping
Appendix J
J1 Scope
J2 Background information
J3 Project planning
J3.1 Classification of waste
J3.2 Quantity of waste
J4 Responsibilities
J4.1 Owner’s responsibilities
J4.2 Contractor’s responsibilities
J5 On-site waste management
J5.1 General
J5.2 Waste collection
J5.3 Waste labels
J5.4 Waste containers
J5.5 Site waste storage requirements
J5.6 Transport to site storage facility
J5.7 Training and contingency plan
J5.7.1 General
J5.7.2 Contingency plan
J5.7.3 Worker training
J5.7.4 Emergency services
J5.8 Manifests
J6 Waste sampling, classification and analysis
J6.1 Sampling plan
J6.2 Number of samples
J6.3 Sampling procedures
J6.4 Sample shipping and documentation
J6.5 Waste assessment
J7 Hazardous waste disposal
J7.1 General
J7.2 Waste transportation and disposal
J7.2.1 Disposal options
J7.2.2 Waste carriers
J8 Waste reduction
J9 Disposing of non-hazardous waste
J10 Wastewater management
J11 Disposal of consumable supplies
Appendix K
K1 Scope
K2 General
K3 Containment cleaning/clearance prior to dismantling
K3.1 Pre-cleaning
K3.2 Acceptance criteria
K4 Cleaning and testing of equipment and adjacent facility structures
K4.1 Scope
K4.2 Cleaning procedures
K4.3 Clearance criteria
K5 Cleaning and clearance of consumable re-usable supplies and materials
K5.1 Cleaning of consumable materials
K5.2 Cleaning of re-usable materials
K5.3 Cleaning of ductwork
K5.4 Cleaning of air-handling equipment filters
K6 Post-project sampling and testing
K6.1 General
K6.2 Dust monitoring
K6.3 Soil samples
K6.4 Water/sediment
K7 Completion of work
K8 Reporting
Appendix L
L1 Scope
L2 Principle
L3 Design phase
L4 Hazardous paint compliance plan
L5 Project start-up
L5.1 General
L5.2 Records
L6 During project
L6.1 General
L7 Clearance and completion
L8 Compliance report
Cited references in this standard
Paints and related materials — Methods of test, Method 481.1.7: Coatings — Exposed to weathering — Degree of checking
Site testing of protective coatings, Method 9: Determination of adhesion
Corrig. 1 to AS 1324-1973 Air filters for use in air conditioning and general ventilation
Metal finishing — Preparation and pretreatment of surfaces, Part 2: Power tool cleaning
Metal finishing — Preparation and pretreatment of surfaces, Part 4: Abrasive blast cleaning of steel
Content history
DR AS/NZS 4361.1:2017 CP