Standard
Track updates
AS/NZS 1576.4:2013
[Current]Scaffolding, Part 4: Suspended scaffolding
Provides manufacturers and suppliers of suspended scaffolds and accessories with requirements to ensure the proper operation of suspended scaffolds.
Published: 04/09/2013
Pages: 57
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
1 Scope and general
1.1 Scope
1.2 Application
1.3 Normative references
1.4 Definitions
1.4.50 Scaffolding hoists
1.4.51 Hoist attachment points
1.5 Alternative design methods and materials
1.6 Description of suspended scaffolding
1.6.1 General
1.6.2 System of attachment to structure
1.6.3 Horizontal movement capability
1.6.4 Suspension system
1.6.5 Types of cradles
1.7 Installation information
1.8 Supplier’s information
2 Materials and components
2.1 Scope of section
2.2 Steel
2.3 Aluminium
2.4 Scaffold tubes and couplers
2.4.1 Tube
2.4.2 Couplers and accessories
2.5 Suspension and secondary ropes
2.6 Scaffolding hoists
2.7 Counterweights
2.8 Structural plywood
2.9 Trolleys
3 System design
3.1 Scope of section
3.2 Vertical speed
3.3 Cradle
3.3.1 Marking
3.3.2 Width
3.3.3 Cantilever extensions
3.3.4 Decking
3.3.5 Edge protection
3.3.6 Suspension link
3.3.7 Articulated cradles
3.3.8 Other shapes
3.3.9 Boatswain’s chair
3.3.10 Multi-deck cradles
3.4 Rope
3.4.1 General
3.4.2 Rope tensions
3.4.2.1 General
3.4.2.2 Suspension rope
3.4.2.3 Rope tension determined by load-limiting device locations
3.4.2.3.1 Load-limiting device within or below hoist
3.4.2.3.2 Load-limiting device at the suspension point
3.4.2.4 Secondary rope
3.5 Needle
3.6 Suspension rig
3.6.1 General
3.6.2 Stability of suspension rig
3.6.2.1 General
3.6.2.2 Stability of cantilever suspension rig
3.6.2.3 Lateral stability
3.6.2.4 Counterweights
3.6.2.5 Suspension rig anchorage
3.7 Supporting structure
3.8 Load-limiting device
3.9 Pulleys
3.10 Protective device
3.11 Rated load of cradle
3.12 Deck load capacity
3.13 Boatswain’s chair and work cage
3.14 Forces exerted by users
4 Installation design and stability
4.1 General
4.2 Grouping of live loads
4.3 Installation design requirements
4.3.1 General
4.3.2 Buffers
4.3.3 Access within cradle
4.4 Rope
4.5 Suspension and secondary ropes
4.6 Suspension rig
4.6.1 General
4.6.2 Mobile suspension rig
4.7 Suspension rig components
4.7.1 Trolley track
4.7.2 Traversing equipment
4.7.3 Parapet clamps
4.7.4 Rope connections
4.7.5 Multi-rope suspension systems
4.7.6 Access to cradles
4.8 Cradle working on an incline
4.9 Stability of cradle with cantilever end
4.10 Wind loads
5 Operational procedures
5.1 General
5.2 Emergency procedures
5.3 Building design requirements
5.4 Traversing
5.4.1 General
5.4.2 Restriction of movement
5.4.3 Operating controls for a powered traversing trolley
Appendix A
Appendix B
Appendix C
C1 General
C2 Erection, alteration and dismantling
C3 Access
C4 Personal fall protection
C5 Supporting structures
C6 Suspension rigs
C7 Stability of suspension rigs
C8 Needles and supporting beams
C9 Anchorage
C10 Reveal propped needles
C11 Counterweighted needles
C12 Built-up framework
C13 Suspension ropes
C14 Overhead fixings
C15 Traversing equipment
C16 Electrical equipment and controls
C17 Pneumatic equipment
C18 Cradles
C19 Training
C20 Safety equipment
C21 Work practices
Appendix D
D1 Scaffolding hoist inspection
D2 Daily on-site inspections
D3 Weekly on-site inspections
D4 Long-term site use
D5 Wire ropes for scaffolding hoists
Appendix E
Appendix F
Appendix G
G1 Scope
G2 Principle
G3 Apparatus
G4 Procedure
G5 Report
Bibliography
Cited references in this standard
[Pending Revision]
Cranes (including hoists and winches), Part 2: Serial hoists and winches
[Current]
Wrought alloy steels - Standard, hardenability (H) series and hardened and tempered to designated mechanical properties
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