AS/NZS 1576.1:2010

AS/NZS 1576.1:2010 SCAFFOLDING - GENERAL REQUIREMENTS

PREFACE

CONTENTS

SECTION 1 SCOPE AND GENERAL

1.1 SCOPE

1.2 NORMATIVE REFERENCES

1.3 DEFINITIONS

1.3.1 Access platform

1.3.2 Backing rails

1.3.3 Baseplate

1.3.4 Bay

1.3.5 Brace

1.3.6 Cantilever platform bay

1.3.7 Castor assembly

1.3.8 Catch platform

1.3.9 Check coupler

1.3.10 Closed platform

1.3.11 Containment sheeting

1.3.12 Cradle

1.3.13 Edge protection

1.3.14 Frame

1.3.15 Frame scaffold

1.3.16 General construction site

1.3.17 Going

1.3.18 Integrated access

1.3.19 Landing

1.3.20 Ledger

1.3.21 Lift

1.3.22 Loading platform

1.3.23 Low height working platform

1.3.24 Minor scaffold

1.3.25 Mobile minor scaffold

1.3.26 Modular scaffold

1.3.27 Modular minor scaffold

1.3.28 Nosing

1.3.29 Outrigger

1.3.30 Platform

1.3.31 Platform bracket

1.3.32 Platform support

1.3.33 Prefabricated platform

1.3.34 Prefabricated scaffold

1.3.35 Protective device

1.3.36 Putlog

1.3.37 Raker

1.3.38 Rigid minor scaffold

1.3.39 Rise

1.3.40 Scaffold (also referred to as scaffolding)

1.3.41 Scaffolding equipment

1.3.42 Scaffolding system

1.3.43 Scaffold plank

1.3.44 Secondary rope

1.3.45 Soleplate

1.3.46 Spur

1.3.47 Standard

1.3.48 Stairway flight

1.3.49 Supporting structure

1.3.50 Suspension rig

1.3.51 Tie

1.3.52 Toeboard

1.3.53 Transom

1.3.54 Tread

1.3.55 Working face

1.3.56 Working load limit

1.3.57 Working platform

1.4 TYPES OF SCAFFOLD

1.5 MARKING OF SCAFFOLDING EQUIPMENT

1.5.1 Scaffolding equipment

1.5.2 Minor scaffolds

1.6 PRODUCT INFORMATION

1.6.1 Documented information

1.6.2 Labelled information

1.6.3 Labels

1.7 ALTERNATIVE DESIGN METHODS AND MATERIALS

SECTION 2 DESIGN REQUIREMENTS

2.1 SCOPE OF SECTION

2.2 DESIGN METHODS

2.2.1 General

2.2.2 Theoretical analysis

2.2.3 Testing

2.3 MATERIAL AND TUBE COMBINATIONS

2.4 SYSTEM COMBINATIONS

2.5 ACTIONS

2.5.1 General

2.5.2 Permanent actions

2.5.3 Imposed actions

2.5.4 Environmental actions

2.6 INSTALLATION DESIGN

2.6.1 General

2.6.2 Combining platform loadings for a scaffold bay

2.6.3 Provision of information

2.7 COMBINATIONS OF ACTIONS

2.7.1 General

2.7.2 Strength

2.7.3 Stability

2.7.4 Serviceability

2.8 DESIGN CONSIDERATIONS

2.8.1 Materials

2.8.2 Structural analysis

2.8.3 Eccentricity

2.8.4 Connection stiffness

2.8.5 Anchorage and tie assemblies

2.8.6 Ropes and chains

2.9 SUPPORTING STRUCTURE

2.10 CHECK COUPLERS

SECTION 3 OPERATIONAL REQUIREMENTS

3.1 SCOPE OF SECTION

3.2 ERECTION TOLERANCE

3.3 SOLEPLATES

3.4 PLATFORMS

3.5 WORKING PLATFORM

3.6 BAY EXTENSION PLATFORM

3.6.1 General

3.6.2 Location requirements of bay extension platforms

3.7 BAY AND PLATFORM DIMENSIONS

3.7.1 General bay dimensions for working platforms

3.7.2 Bay dimensions for duty-rated working platforms

3.7.3 Dimensions for access platform

3.7.4 Headroom

3.7.5 Loading platform

3.8 SLOPE OF PLATFORMS

3.8.1 Working and closed platforms

3.8.2 Access platform

3.9 CATCH PLATFORMS

3.10 EDGE PROTECTION

3.10.1 General

3.10.2 Forms of edge protection

3.10.3 Openings in edge protection

3.10.4 Omission of edge protection

3.10.5 Additional protection

3.11 ACCESS

3.11.1 General

3.11.2 Minor scaffold access

3.11.3 Temporary stairways

3.11.4 Handrails

3.11.5 Portable ladders

3.12 ADDITIONAL REQUIREMENTS FOR MOBILE SCAFFOLDS

3.12.1 Castors

3.12.2 Other wheels

3.12.3 Supporting structure

3.12.4 Additional bracing

3.12.5 Movement of mobile scaffolds

3.13 ADDITIONAL REQUIREMENTS FOR MINOR SCAFFOLDS

3.13.1 General

3.13.2 Fixed frame minor scaffold

3.13.3 Folding frame minor scaffold

3.13.4 Prefabricated minor scaffold

3.14 MINOR SCAFFOLD SUPPORTS

3.14.1 General

3.14.2 Footplate on a minor scaffold

3.15 STABILITY AND RIGIDITY OF A MINOR SCAFFOLD

3.15.1 Platform proportions

3.15.2 Resistance to collapse

3.16 WHEELED MOVEMENT OF UNLOADED MINOR SCAFFOLDS

3.16.1 General

3.16.2 Wheels to ease the transport of a disassembled minor scaffold

3.16.3 Wheels to relocate an assembled minor scaffold

3.17 COMPONENT MODIFICATION

3.18 TUBE EXTENSION

APPENDIX A - MATERIALS AND DESIGN CONSIDERATIONS-GENERAL SCAFFOLDS

A1 GENERAL

A2 STEEL COMPONENTS

A3 CAST IRON COMPONENTS

A4 SURFACE FINISH OF CAST IRON AND STEEL COMPONENTS

A4.1 General

A5 STEEL TUBE

A5.1 General

A5.2 Thin-walled fully or partly open-ended hollow sections

A5.3 Tube diameters for tube-and-coupler scaffolding

A5.4 Tube outside diameter used for prefabrication scaffolding

A5.5 Internal projections

A5.6 End finish

A6 ALUMINIUM

A6.1 Cast components

A6.2 Wrought components

A6.3 Tube properties for tube-and-coupler scaffolding

A6.4 Tube outside diameters

A7 COUPLERS AND ACCESSORIES

A8 STRUCTURAL PLYWOOD

A9 INSPECTION, REPAIR AND MAINTENANCE

APPENDIX B - MATERIALS, DESIGN CONSIDERATIONS AND MANUFACTURE-MINOR SCAFFOLDS

B1 GENERAL

B2 STEEL COMPONENTS

B3 CAST IRON COMPONENTS

B4 STEEL TUBE

B5 SURFACE FINISH CAST IRON AND STEEL COMPONENTS

B6 ALUMINIUM COMPONENTS

B6.1 Cast aluminium

B6.2 Wrought aluminium

B7 MANUFACTURING

B7.1 Sharp edges

B7.2 Fixings

B7.3 Welds

APPENDIX C - FLOWCHART FOR DESIGN OF NEW COMPONENTS OR A GROUP OF COMPONENTS

APPENDIX D - FLOWCHART FOR STRUCTURAL DESIGN CHECK OF A SCAFFOLD