Foreword
1 Introduction
1.1 General
1.2 Purpose
1.3 Expected usefulness
1.4 Relation to other organizations
1.5 Mandatory, advisory terms
1.6 Metric equivalents of U.S. customary units
1.7 Life of this standard
2 Scope
2.1 General
2.2 Basic building elements
2.3 Normative references
3 Definitions, Abbreviations and Acronyms, Units
3.1 Definitions
3.2 Abbreviations and acronyms
3.3 Units
4 Horizontal Pathways and Related Spaces
4.1 General
4.2 Underfloor pathways
4.3 Access floor
4.4 Conduit
4.5 Cable trays and wireways
4.6 Ceiling pathway
4.7 Perimeter pathways
4.8 Miscellaneous
5 Intrabuilding Backbone Pathways and Related Spaces
5.1 General
5.2 Design guidelines
6 Work Area
6.1 General
6.2 Telecommunications outlet locations
6.3 Furniture pathways and spaces
6.4 Control center, attendant, and reception areas
7 Telecommunications Closet
7.1 General
7.2 Design considerations
8 Equipment Room
8.1 General
8.2 Design considerations
8.3 Main terminal space
9 Entrance Facilities
9.1 General
9.2 Entrance location considerations
9.3 Service entrance pathway
9.4 Entrance point
9.5 Entrance room or space
10 Miscellaneous Items
10.1 Firestopping
10.2 Elevator telecommunications
10.3 Horizontal pathway separation from EMI sources
Annexe A (normative) Firestopping
A.1 Scope
A.2 Terminology and definitions
A.3 Firestops
A.4 Quality control considerations
A.5 Categories of firestop systems
A.6 Design consideration checklist
Annexe B (informative) Additional Section Information
B.1 General
B.2 Horizontal pathways
B.3 Smaller building telecommunications closet
B.4 Requirements for equipment delivery
B.5 Grounding and bonding
Annexe C (normative) Interbuilding Backbone Pathways and Related Spaces
C.1 General
C.2 Building site and entrance considerations
C.3 Interbuilding and entrance pathways
C.4 General considerations for pathway types
C.5 Interbuilding pathway design considerations
C.6 Space design considerations
Annexe D (informative) References
Figures
2.2-1 Intrabuilding elements
4.2-1 Single-level underfloor duct
4.2-2 Two-level underfloor duct
4.2-3 Flushduct underfloor system
4.2-4 Multichannel raceway
4.2-5 Header duct closet termination
4.2-6 Underfloor duct layout
4.2-7 Steel cellular floor
4.2-8 Concrete cellular floor
4.2-9 Trenchduct cellular floor
4.3-1 Typical Access floor
4.5-1 Ventilated cable tray
4.5-2 Lay-in wireway
4.6-1 Typical utility column
4.6-2 Typical ceiling distribution system
4.7-1 Typical perimeter raceway
4.8-1 Typical transition boxes in columns
5.2-1 Typical office building layout
5.2-2 Typical sleeve and slot installations
6.3-1 Dimensions for furniture telecommunications outlet opening
7.2-1 Typical floor layout
7.2-2 Typical telecommunications closet
9.3-1 Typical Underground Entrance
9.4-1 Entrance conduit or sleeve termination
9.4-2 Encased entrance conduit termination
A.5-1 Mechanical firestops
B.3-1 Typical shallow closet
C.1-1 Typical interbuilding underground layout
C.4-1 Typical Underground Entrance
C.4-2 Plate wall strap
C.4-3 Large cable entrance
C.4-4 Small cable entrance
C.4-5 Attachment - unfinished buildings
C.4-6 Typical tunnel section
C.5-1 Entrance conduit or sleeve termination
C.5-2 Maximum section length between maintenance holes
C.6-1 Typical maintenance hole (Type A)
C.6-2 Typical handhole
Tables
4.4-1 Conduit sizing
4.8-1 Transition box sizes
5.2-1 Conduit fill for backbone cable
5.2-2 Pull box sizing
5.2-3 Splice box sizing
7.2-1 Telecommunications closet size
8.2-1 Equipment room floor space
8.2-2 Contamination limits
8.3-1 Minimum termination wall length
8.3-2 Minimum termination floor space
B.1-1 Conduit dimensions
B.2-1 Performance criteria for dynamic loading
B.2-2 Performance criteria for static loading
C.5-1 Conduit fill for backbone cable