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AS 4576:2020

[Current]

Guidelines for scaffolding

This Standard gives practical guidance for training, the preparation of sites for scaffolding, and the safe selection, supply, erection, alteration, dismantling, maintenance, inspection and use of scaffolding and scaffolding equipment. It is a companion to the AS(/NZS) 1576 series of Standards.
Published: 21/08/2020
Pages: 112
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Exclusions
1.3 Normative references
1.4 Terms and definitions
2 Training
2.1 General
2.2 Information from regulatory authorities
3 Hazards
3.1 Identification of hazards
3.2 Proximity to power lines
3.3 Proximity to hazardous plant
3.3.1 Identification
3.3.2 Vehicular traffic
3.3.3 Cranes
3.3.4 Plant with moving parts
3.3.5 Boilers
3.3.6 Corrosive substances
3.3.7 Explosive atmospheres
3.4 Expert advice
3.5 Risk assessment
3.6 Risk control
4 Site for erection
4.1 Introduction
4.2 Public places
4.3 Work areas
5 Tools and equipment
5.1 Introduction
5.2 Spanners
5.3 Podger hammers
5.4 Adjustable spanners
5.5 Spirit levels
5.6 Tape measures
5.7 Scaffolder’s belt
5.8 Tool lanyards
5.9 Industrial safety helmets
5.10 Gloves
5.11 Footwear
5.12 Rope
5.13 Webbing slings
6Planning of scaffolds
6.1 General
6.2 Scaffold guidelines
6.3 Supporting structure
6.4 Installation design
6.4.1 Design considerations
6.4.2 Design documentation
7 General design
7.1 General
7.2 Foundations
7.2.1 Loads
7.2.2 Supporting structures and surfaces
7.2.3 Advice
7.3 Stability
7.4 Tying
7.5 Rigidity
7.6 Working platforms
7.6.1 Dimensions and decking integrity
7.6.2 Duty categories
7.6.3 Working platform levels
7.7 Hop-up (bay extension) platforms
7.8 Edge protection
7.8.1 General
7.8.2 Guardrails and midrails
7.8.3 Toeboards and kickplates
7.8.4 Mesh panels
7.8.5 Other safeguards
7.9 Access and egress
7.9.1 General
7.9.2 Accessways
7.9.3 Stairs
7.9.4 Ladders
7.10 Containment sheeting
7.10.1 Purpose and material
7.10.2 Selection guidelines
7.10.3 Increased loads on scaffold
7.10.4 Attachment to scaffold
7.11 Steel wire rope (SWR)
7.12 Chain
8 Materials
8.1 Relevant Standards
8.2 Inspection of used equipment
9 General construction
9.1 Handling of equipment
9.2 Organizing the work sequence
9.3 Adverse weather
9.4 Platform
9.5 Guardrails
9.6 Access
9.7 Working aloft, over water and in confined spaces
9.8 Safety harnesses
9.9 Equipment handling
9.10 Handballing
9.11 Handlines
9.12 Topping up standards
9.13 Gin wheels
10 Additional guidance for specific types of scaffold
10.1 Frame and putlog trestle scaffolds
10.1.1 General
10.1.2 Loadings and spacing
10.2 Trestle Ladder Scaffolds
10.3 Bracket scaffolds
10.3.1 General
10.3.2 Tank-bracket scaffolds
10.3.3 Shutter-bracket scaffolds
10.3.4 Stud-bracket scaffolds
10.4 Prefabricated scaffolds
10.4.1 Categories
10.4.2 Registration
10.4.3 Supplier’s information
10.4.4 Design
10.4.5 Construction
10.4.5.1 System combinations
10.4.5.2 Material and tube combinations
10.4.6 Modular scaffolds
10.4.6.1 General
10.4.6.2 Joints and ledgers
10.4.6.3 Bracing
10.4.6.4 Access openings
10.4.6.5 Platform brackets
10.4.6.6 Erection and dismantling
10.4.6.7 Construction steps
10.4.7 Frame scaffolds
10.4.8 Tower-frame scaffolds
10.4.9 Linked tower-frame scaffolds
10.5 Mobile scaffolds
10.6 Tube-and-coupler scaffolds
10.7 Spur scaffolds
10.8 Cantilevered scaffolds
10.9 Hung scaffolds
11 General use
11.1 Specific types of scaffold
11.2 Before use
11.2.1 General
11.2.2 Handover certificate
11.3 During use
11.3.1 Procedures
11.3.2 Load limitations
11.3.3 Work practices
11.3.4 Electrical hazards
11.4 After use
12 Inspection and maintenance
12.1 Erected scaffold structures
12.1.1 Record keeping
12.1.2 Frequency of inspections
12.1.3 Inspection
12.1.4 Inspection method
12.1.5 Repairs to erected scaffold
12.2 Components
12.2.1 General
12.2.2 Couplers and accessories
12.2.3 Scaffold tubes
12.2.4 Scaffold decking components
12.2.5 Modular scaffolding
12.2.6 Access ladders
Appendix A
A.1 Glossary
A.2 Figures
Appendix B
B.1 Loads on steel scaffold tube with a wall thickness of 4 mm
B.2 Loads on galvanized steel scaffold tubes with a wall thickness of 3.2mm
B.3 Loads on aluminium tubes
B.4 Loads on common couplers and accessories
B.5 Mass of common scaffolding materials
B.6 Mass for persons and general material
Appendix C
Appendix D
Appendix E
Bibliography
Cited references in this standard
Content history
[Superseded]
DR AS 4576:2020
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