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AS 5146.3:2018


Reinforced Autoclaved Aerated Concrete, Part 3: Construction

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This Standard sets out requirements for construction using Reinforced Autoclaved Aerated Concrete (Reinforced AAC) members conforming with AS 5146.1 and AS 5146.2, including associated fixings, flashings and control joints. This Standard does not cover the construction of structures consisting of unreinforced autoclaved aerated concrete blocks.
Published: 23/11/2018
Pages: 311
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Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 Application
1.3 Normative references
1.4 Definitions
2 General requirements
2.1 General
2.2 Exclusions
2.3 Reinforced AAC members and structures
2.3.1 Panel robustness and handling
2.4 Connectors
2.5 Durability
2.6 Fire resistance
2.6.1 General
2.6.2 Fire resistance of non-loadbearing walls
2.7 Bushfire resistance
2.7.1 General
2.7.2 Bushfire resistance up to BAL FZ
2.8 Prevention of moisture penetration
2.8.1 Damp-proof barriers
2.8.2 Flashings
2.8.3 Installation of damp-proof barriers and flashings
2.8.4 External coatings
2.8.5 External membranes
2.9 Control joints and articulation joints
2.9.1 Vertical control joints Location Requirements
2.9.2 Horizontal control joints Location Requirements
2.9.3 Control joints in floors Location Requirements
2.9.4 Joints at arches
2.9.5 Separation from slabs, beams or columns
2.10 Installation
2.10.1 Holes and chases
2.10.2 Cutting of members
2.10.3 Bolts and anchors
2.10.4 Attachment to face of walls
2.10.5 Shelf angles and lintels
2.10.6 Extending panels
2.10.7 Provision for timber shrinkage and expansion
2.11 Tolerances
2.12 Temporary bracing and protection
2.12.1 Temporary bracing
2.12.2 Physical damage
2.12.3 Weather protection
2.13 Materials and fixings in particular applications
2.13.1 Reinforced AAC members in walls
2.13.2 Reinforced AAC members in floors
2.13.3 Screws
2.13.4 Battens
2.13.5 Wall framing
2.13.6 Connectors and accessories
2.13.7 Lintels and shelf angles
2.13.8 Fixing Reinforced AAC wall panels and battens
2.13.9 Fixing Reinforced AAC floor panels
2.13.10 Thin-bed adhesive joints
3 Structural capacities of Reinforced AAC members, battens and fixings
3.1 Scope of Section
3.2 Racking resistance
3.3 Load capacity of Reinforced AAC walls and facades
3.4 Load capacity of Reinforced AAC floors
4 75 mm Reinforced AAC walls in houses and low-rise multi-residential buildings
4.1 Scope of Section
4.2 Panel orientation
4.3 Customized details
4.4 Standards details
4.4.1 Vertically aligned Reinforced AAC external walls
4.4.2 Vertically staggered Reinforced AAC external walls
4.4.3 Horizontally staggered Reinforced AAC external walls
5 Reinforced AAC inter-tenancy walls in low-rise multi-residential buildings
5.1 Scope of Section
5.2 Panel orientation
5.3 Customized details
5.4 Standards details
5.4.1 Vertically aligned Reinforced AAC inter-tenancy walls
5.4.2 Horizontally aligned Reinforced AAC inter-tenancy walls
5.4.3 Vertically staggered Reinforced AAC inter-tenancy walls
6 Reinforced AAC floors in houses, low-rise multi-residential and commercial buildings
6.1 Scope of Section
6.2 Customized details
6.3 Standards details
6.3.1 Fire rated floor
6.3.2 Non-fire rated floor
7 150 mm – 250 mm Reinforced AAC floors
7.1 Scope
7.2 Customized details
7.3 Standards details
8 Reinforced AAC facades for buildings greater than three storeys in height
8.1 Scope of Section
8.2 Panel orientation
8.3 Customized details
8.4 Standards details
8.4.1 Vertically aligned Reinforced AAC facades for buildings greater than three storeys in height
Appendix A
Cited references in this standard
Construction of buildings in bushfire-prone areas
Steel for the reinforcement of concrete
Continuous hot-dip metallic coated steel sheet and strip — Coatings of zinc and zinc alloyed with aluminium and magnesium
Methods for fire tests on building materials, components and structures, Part 4: Fire-resistance tests for elements of construction
Residential timber-framed construction — AS 1684.2 (Non-cyclone areas) & AS 1684.3 (Cyclone areas) Supplements
Content history
DR AS 5146.3:2017