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AS/NZS 3084:2017

[Current]

Telecommunications installations — Telecommunications pathways and spaces for commercial buildings

Included in Key Standards supporting Generic Cabling in all premises types
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This Standard provides specific guidance to architects, planners, designers, engineers, builders, installers, maintenance personnel, building owners, managers and users in the planning and installation of physical pathways and spaces in and between buildings to accommodate the equipment and cabling infrastructure necessary for communications; to the extent that this is not adequately covered for Australian and New Zealand purposes in AS/NZSISO/IEC 14763.2:2014.
Published: 15/02/2017
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Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope and general
1.1 Scope
1.2 Application
1.2.1 General
1.2.2 Choice of design options
1.2.3 Australia—Application context
1.2.4 New Zealand—Application context
1.3 Referenced and related documents
1.3.1 Referenced documents
1.3.2 New Zealand equivalent documents
1.4 Definitions
1.5 Abbreviations
2 Structure of a pathways and spaces infrastructure
2.1 Multi-storey building (general, single tenant)
2.2 Multi-tenant multi-storey building
2.3 Single storey large floor footprint buildings
2.3.1 General
2.3.2 Single tenant
2.3.3 Multi-tenant
2.3.4 Campus of single storey buildings
2.4 Campus with mixed single and multi-storey buildings
3 Telecommunications rooms
3.1 General
3.1.1 Introduction
3.1.2 Location
3.1.3 Purpose
3.2 Size and spacing
3.2.1 Density
3.2.2 Room linkage
3.2.3 Size
3.2.4 Limited rooms
3.2.5 Ceiling height
3.2.6 Mounting of equipment
3.2.7 Layout
3.3 Floor loading
3.4 Provisioning
3.4.1 Lighting
3.4.2 Door
3.4.3 Ceiling
3.4.4 Treatment
3.4.5 Electrical power
3.4.5.1 Power outlets
3.4.5.2 Standby power
3.4.5.3 Building earth
3.4.6 Room penetrations
3.4.6.1 Sleeves/slots
3.4.6.2 Other penetrations
3.4.7 Fire protection
3.4.8 Environmental considerations
3.4.8.1 General
3.4.8.2 Vibration
3.4.8.3 Other mechanical fixtures
3.4.9 Seismic considerations
3.4.10 Water infiltration
3.5 Common telecommunications room
3.5.1 Purpose
3.5.2 Location
3.5.3 General requirements and pathways
3.5.4 Architectural considerations
3.5.4.1 Size and quantity
3.5.4.2 Mounting of equipment
3.5.4.3 Ceiling
3.5.4.4 Treatment
3.5.4.5 Lighting
3.5.4.6 Door
3.5.4.7 Floor loading
3.5.4.8 Room penetrations
3.5.4.9 Fire protection
3.5.4.10 Signage
3.5.4.11 Seismic considerations
3.5.5 Environmental considerations
3.5.6 Electrical considerations
3.5.6.1 Power
3.5.6.2 Standby power
3.5.6.3 Building earth
3.5.7 Water infiltration
4 Equipment rooms
4.1 General
4.1.1 Introduction
4.1.2 Purpose
4.1.3 Buildings forming part of a campus
4.2 Location
4.2.1 Expansion provisions
4.2.2 Access
4.2.3 Multi-tenant buildings
4.2.4 Pathway proximity
4.2.5 Floor
4.2.6 Water infiltration
4.2.7 Electromagnetic interference
4.2.8 Environmental considerations
4.2.9 Fire resistance
4.3 Size
4.3.1 General
4.3.2 Guidelines for general voice and data
4.3.3 Specific guidelines for special-use buildings
4.3.4 Guidelines for other equipment
4.4 Provisioning
4.4.1 Layout
4.4.2 Clearance height
4.4.3 Suspended ceiling
4.4.4 Contaminants
4.4.5 Pathways
4.4.5.1 Backbone connections
4.4.5.2 Pathways inside the ER
4.4.6 Optical fibre trunking (raceway) for patch cords
4.4.6.1 Application
4.4.6.2 Construction properties
4.4.6.3 Planning
4.4.6.4 Diversity
4.4.6.5 Trunking installation
4.4.6.6 Installation of cords within optical fibre trunking
4.4.7 Sprinklers
4.4.8 Heating ventilation and air-conditioning (HVAC) equipment
4.4.8.1 Capacity
4.4.8.2 Continuity of HVAC
4.4.8.3 Temperature and humidity limits
4.4.8.4 HVAC noise
4.4.8.5 Position for measurement
4.4.8.6 Pressurization
4.4.8.7 Ventilation for batteries
4.4.8.8 Indoor unit location
4.4.9 Interior finishes
4.4.10 Lighting
4.4.11 Power
4.4.11.1 Dedicated circuit requirements
4.4.11.2 Dedicated circuit recommendations
4.4.11.3 Load distribution requirements
4.4.11.4 Load distribution recommendations
4.4.11.5 Standby supply
4.4.11.6 Surge protection
4.4.12 Door
4.4.13 Equipment earthing
4.4.14 Auxiliary fire extinguishers
4.4.15 Seismic considerations
4.4.16 Energy efficiency
4.5 Common equipment rooms
4.5.1 General
4.5.2 Location
4.5.3 Pathways
4.5.4 Architectural considerations
4.5.4.1 Size
4.5.4.2 Ceiling height
4.5.4.3 Treatment
4.5.4.4 Lighting
4.5.4.5 Suspended ceiling
4.5.4.6 Door
4.5.4.7 Floor
4.5.4.8 Signage
4.5.4.9 Equipment earthing
4.5.4.10 Auxiliary fire extinguishers
4.5.4.11 Seismic considerations
4.5.5 Environmental considerations
4.5.6 Electrical considerations
5 Building entrance facilities
5.1 Introduction
5.2 Main terminal space
5.3 Entrance room or space
5.3.1 Purpose
5.3.2 Provisions for network interfaces and telecommunications equipment
5.3.3 Pathway sizing
5.3.4 Antenna entrance rooms
5.3.5 Location and type
5.3.6 Size
5.3.6.1 Cable termination frames
5.3.6.2 Access provider equipment
5.3.6.3 Space allowance
5.3.7 Provisioning
5.3.7.1 Lighting
5.3.7.2 False ceiling
5.3.7.3 Door
5.3.7.4 Surface finish
5.3.7.5 Electrical power
5.3.7.6 Earthing
5.4 Entrance point location considerations
5.4.1 Permits
5.4.2 Antenna fields
5.4.3 Unrelated fixtures
5.5 Ingress through entry conduits
5.6 Telecommunications service entrance pathway
5.7 Access
5.8 Wireless
5.8.1 Line of sight
5.8.2 Cable pathways
5.8.3 Location
5.8.4 Support structures
5.8.4.1 General
5.8.4.2 Towers
5.8.4.3 Non-penetrating wireless transmission/reception device mounts
5.8.4.4 Penetrating wireless transmission/reception device mounts
5.8.5 Design considerations
5.9 Carrier telecommunications equipment spaces
5.9.1 General
5.9.2 Location
5.9.3 Pathways
5.9.4 Architectural considerations
5.9.4.1 General
5.9.4.2 Partitions
5.9.4.3 Signage
5.9.5 Electrical considerations
5.9.5.1 General
5.9.5.2 Power outlets
6 Work area pathways
6.1 Work area planning
6.2 Furniture pathways
6.2.1 General
6.2.2 Furniture pathway bend radius
6.2.3 Service poles
6.2.4 Power/telecommunications separation
6.3 Consolidation points
6.4 Multi-user telecommunications outlet assemblies
7 Horizontal pathways
7.1 General
7.1.1 Introduction
7.1.2 Purpose
7.1.3 Access
7.1.4 Separation from power cables
7.1.5 Bonding and earthing
7.1.6 Asbestos hazard in brownfield buildings
7.2 Access floor
7.2.1 Introduction
7.2.2 Access floor types
7.2.2.1 Stringered
7.2.2.2 Freestanding
7.2.2.3 Cornerlock
7.2.3 Loading performance
7.2.4 Test methods for access floor
7.2.5 Fire rating
7.2.6 Seismic considerations
7.2.7 Building structure
7.2.7.1 Depressed slab
7.2.7.2 Normal slab
7.2.8 Design guidelines and procedures for access flooring
7.2.8.1 Work areas
7.2.8.2 Minimum height
7.2.9 Installation
7.2.9.1 Layout
7.2.9.2 Linkage to telecommunications room
7.2.9.3 Service fittings
7.2.9.4 Bonding of access flooring
7.3 Cable trays and trunking
7.3.1 Introduction
7.3.2 General
7.3.2.1 Types
7.3.2.2 Accessories
7.3.2.3 Divided trays and trunking
7.3.3 Location
7.3.4 General design information
7.3.5 Support
7.3.6 Accessories
7.3.7 Installation
7.3.7.1 Requirements
7.3.7.2 Cable tray access
7.4 Ceiling pathway
7.4.1 General
7.4.2 Considerations
7.4.3 Design guidelines
7.4.3.1 Planning
7.4.3.2 Clearance
7.4.3.3 Service columns
7.4.3.4 Zones
7.4.3.5 Cable support within the ceiling space
7.4.4 Telecommunications room termination
7.4.5 Wall and partition cabling
7.4.6 Cable support
7.5 Conduit systems and cable ducting systems
7.5.1 Application
7.5.2 Conduit design considerations
7.5.2.1 General
7.5.2.2 Conduit fill
7.5.2.3 Conduit in hazardous locations
7.5.2.4 Horizontal distribution conduits
7.5.2.5 Conduit system identification
7.5.3 Conduit installation
7.6 Under floor pathway
7.6.1 General
7.6.2 Considerations
7.6.3 Design guidelines—Planning
7.6.4 Floor boxes
7.6.5 Distributors
7.6.6 Zones
7.6.7 Telecommunications room termination
7.7 Underground intra-building pathway
7.7.1 General
7.7.2 Considerations
7.7.3 Cable selection
7.7.4 Telecommunications room termination
7.8 Perimeter pathways
7.8.1 General
7.8.2 Types
7.8.2.1 Surface and skirting trunking
7.8.2.2 Recessed channelling
7.8.2.3 Moulded channelling/trunking
7.8.2.4 Multi-channel skirting trunking
7.8.3 Design guidelines and procedures
7.8.3.1 Room size
7.8.3.2 Pathway sizing
7.8.3.3 Physical limitations
7.9 In-floor trunking and ducting systems
7.9.1 General
7.9.2 Types of underfloor duct
7.9.2.1 Freestanding
7.9.2.2 Flushduct in-floor system
7.9.2.3 Trench duct
7.9.3 Design guidelines and procedures (in-floor duct)
7.9.3.1 General design information
7.9.3.2 Distribution duct (in-floor duct)
7.9.3.3 Feeder duct (in-floor duct)
7.9.3.4 Access or hand hole unit (in-floor duct)
7.9.4 Layout (in-floor duct)
7.9.4.1 Feeder duct
7.9.4.2 Distribution duct
7.9.4.3 Afterset
7.9.4.4 Capping
7.9.4.5 Earthing
7.9.5 Service fittings (in-floor duct)
7.9.5.1 General
7.9.5.2 Dedicated in-floor
7.10 In-wall cabling
7.11 Pathways with non-continuous fasteners and fixings
7.12 Undercarpet
7.12.1 General
7.12.2 Transition points
7.12.3 Design guidelines
7.13 Pull boxes and splice boxes in pathways
8 Building backbone pathways
8.1 General
8.2 Vertical backbone pathways
8.3 Cable support
8.4 Lift shafts
8.5 Design
8.5.1 Capacity
8.5.2 Spare capacity
8.5.3 Firestopping
8.5.4 Conduit fill
8.5.5 Tray and duct fill
8.6 Horizontal backbone pathways
9 Inter-building (campus) backbone pathways and related spaces
9.1 Campus backbone pathways
9.1.1 General
9.1.1.1 Types
9.1.1.2 Planning
9.1.2 Directly buried pathways
9.1.3 Underground pathways
9.1.4 Aerial pathways
9.1.5 Tunnels
9.1.5.1 General
9.1.5.2 Planning
9.1.5.3 Design
9.2 Underground pathways
9.2.1 Entrance facilities
9.2.2 Consideration
9.2.3 Trenches
9.2.4 Network service connection at the property boundary
9.2.5 Conduit layout design
9.2.5.1 Types
9.2.5.2 Brownfield sites—Existing services location
9.2.5.3 Brownfield sites—Asbestos hazards
9.2.5.4 Quantity
9.2.5.5 Change of direction—Bends
9.2.5.6 Change of direction—Curves
9.2.5.7 Separation and depth of cover
9.2.5.8 Drain slope
9.2.5.9 Sunlit areas
9.2.5.10 Coordination with civil works
9.2.6 Trenchless conduits
9.2.6.1 Application
9.2.6.2 Trenchless methods
9.2.6.3 Design and selection criteria
9.2.6.4 Planning and installation
9.2.6.5 Drainage and water removal
9.2.6.6 Bending radius
9.2.6.7 Route marking and records
9.2.6.8 Completion and verification
9.2.7 Pit design
9.2.7.1 Pit functional types
9.2.7.2 Pit construction types
9.2.7.3 Application considerations
9.2.7.4 Coordination of pits with other buried services
9.2.7.5 Pit selection
9.2.8 Access hole (or ‘maintenance hole’) design
9.2.8.1 Application
9.2.8.2 General
9.2.8.3 Design
9.2.8.4 Location
9.2.8.5 Methods of construction
9.2.8.6 Access hole dimensions
9.2.8.7 Concrete access holes
9.2.8.8 Location and spacing
9.2.8.9 Access hole frames and covers
9.2.9 Trenched conduit installation
9.2.9.1 General
9.2.9.2 Conduit identification
9.2.9.3 Marker tape
9.2.9.4 Trench excavation
9.2.9.5 Conduit installation and trench backfill
9.2.9.6 Conduit joints
9.2.9.7 Completion and verification general
9.2.9.8 Air pressure testing
9.2.10 Pit installation
9.2.10.1 Drainage
9.2.10.2 Conduit entry penetration spacing
9.2.10.3 Penetration holes
9.2.10.4 Route alignment
9.2.10.5 Sealing
9.2.10.6 Surface alignment and finish
9.2.10.7 Labelling
9.3 Aerial
9.3.1 Considerations
9.3.2 Attachment methods
9.4 Tunnels
10 Miscellaneous pathways
10.1 Lift telecommunications
10.2 Separation of pathway and space from electromagnetic energy sources
10.2.1 Considerations
10.2.2 Segregation of power and telecommunications cables
10.2.2.1 Separation distances
10.2.2.2 Additional requirements
10.2.2.3 Other considerations
10.3 Earth potential rise (EPR)
Appendix A
A1 General
A2 Horizontal pathways loading
A2.1 General
A2.2 Dynamic loads
A2.3 Static loads
A2.4 Impact loads
A2.5 Static charge dissipation
A2.6 Acoustics
A3 Telecommunications room
A3.1 General
A3.2 Small buildings
A3.3 Very small buildings
A3.4 Walk-in rooms
A3.5 Shallow rooms
A4 Equipment room— Considerations for equipment delivery
A5 Entrance facilities
A6 Earthing
Appendix B
Appendix C
C1 Introduction to the energy efficiency ratings system
C2 Independent equipment room rating
C3 Separation of equipment room metering
C4 Exclusion of power fed to external devices
C5 Assessment
Cited references in this standard
[Current]
Electrical installations — Secondary batteries installed in buildings, Part 2: Sealed cells
[Current]
Electrical installations — Secondary batteries installed in buildings, Part 1: Vented cells
[Current]
Confined spaces
[Superseded]
Automatic fire sprinkler systems (known as the SAA Code for Automatic Fire Sprinkler Systems)
[Current]
Methods for fire tests on building materials, components and structures, Part 4: Fire-resistance tests for elements of construction
Content history
[Superseded]
DR AS/NZS 3084:2016
AS/NZS 3084:2003 Rec:2013