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BICSI G2.2 2022

BICSI G2.2 2022

$20.31

BICSI G2.2-22, ICT Outside Plant Construction and Installation: Aerial Cable Installation

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BICSI 2022
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BICSI G2.2-22 provides installation methods and instructions for installing OSP cable within aerial pathway. Within this 150 page standard, both lashing of cable and installation of self-supporting cable is covered for a variety of pathway configurations.

PDF Catalog

PDF Pages PDF Title
4 BICSI International Standards
6 Table Of Contents
10 Index Of Figures
14 Index Of Tables
18 1 Introduction
1.1 Purpose
1.1 Categories of Criteria
2 Scope
20 3 Required Standards and Documents
22 4 Definitions, Acronyms, Abbreviations, and Units of Measurement
4.1 Definitions
26 4.2 Acronyms and Abbreviations
4.3 Units of Measurement
28 5 Aerial Cable
5.1 Overview
5.2 Optical Fiber
5.2.1 Optical Fiber Cable Composition
5.2.2 Cabling Sheath
5.2.3 Cable Identifiers
29 5.3 Balanced Twisted-Pair
5.3.1 Overview
5.3.2 Insulation
5.3.3 Cable Sheaths
Table 5-1 Insulation Types
Table 5-2 Cable Sheath Composition and Environmental Application
30 Table 5-3 Cable Sheath Usage Guide
5.3.4 Cable Identifiers
5.4 Coaxial Cable
5.4.1 Overview
5.4.2 Aerial Applications
5.5 Self-Supporting Cable
31 5.6 Hybrid Cables
5.7 Cable Testing
5.7.1 Overview
5.7.2 Cable Reel Acceptance Test
32 5.7.3 Cable Installation Test
34 6 Installing Support Strand (Messenger)
6.1 Strand (Messenger)
6.1.1 Overview
6.1.2 General Requirements
Table 6-1 Commonly Used Messenger Sizes
35 6.1.3 Recommendations
36 Table 6-2 Suspension Strand Hardware for 6M Strand
Table 6-3 Suspension Strand Hardware for 10M Strand
37 Table 6-4 Suspension Strand Hardware for 16M Strand
Table 6-5 Suspension Strand Hardware for 25M Strand
38 Figure 6-1 Example of Reinforcing Links Installed at Corners
Figure 6-2 Example of Reinforcing Links Installed on a Pole
39 6.1.4 Strand (Messenger) Configurations
Figure 6-3 Pole Attachment for 6M or 6.6M Suspension Strand with No Reinforcing Strap
Figure 6-4 Pole Attachment with Reinforcing Strap Attached with Drive Screw
40 Figure 6-5 6M Suspension Strand – Pull Away from Pole – 3 m (10 ft) or more
Figure 6-6 10M, 16M, or 25M Suspension Strand – Pull Away from pole 1.5 m (5 ft) or more
Figure 6-7 6M Suspension Strand – Pull Toward Pole Less than 3 m (10 ft)
Figure 6-8 6M Suspension Strand with Reinforcing Strap – Pull Toward Pole – 3 m (10 ft) or more
41 Figure 6-9 False Deadend (Slack Span)
Figure 6-10 False Deadend (Strand Diminishing Point)
42 Figure 6-11 Deadends with Strand Vises or Strand Grips
Figure 6-12 Branch Strand Termination 6M Main Strand
43 Figure 6-13 Branch Strand Terminiation 10M or Larger Main Strand
Figure 6-14 Deadending Branch Strand
Figure 6-15 Support Guy Configuration for Deadend
44 Figure 6-16 Cross Over at a Pole
Figure 6-17 Cross Over at a Strand
45 Figure 6-18 Pull-Off for Aerial Turn
6.2 Placing Strand (Messenger)
6.2.1 Precautions
46 6.2.2 Reel Set-up
6.2.3 Moving Reel Method
47 Figure 6-19 Placing Strand at Road Crossing
Figure 6-20 Placing Strand at Power Crossing
48 6.2.4 Stationary Reel Method
Figure 6-21 Pulling Strand Behind Suspension Clamp
49 6.3 Tensioning
6.3.1 Strand Tension Values
Table 6-6 Recommended Maximum Span Length (Metric)
50 Table 6-7 Recommended Maximum Span Length (Imperial)
51 Table 6-8 Stringing Tensions (Metric)
Table 6-9 Stringing Tensions (Imperial)
Table 6-10 6M Strand Stringing Tensions for Cables Less Than 0.30 kg per m (0.2 pounds per foot)
52 6.3.2 Tension Measurement
Figure 6-22 Example of a Dynamometer
53 Figure 6-23 Dynamometer Placement for Strand Tension Measurements
54 6.4 Strand Tensioning Operations
6.4.1 Precautions
6.4.2 Temperature
6.4.3 Methods
55 Table 6-11 Strand Suspension Tool and Equipment Capacities
Figure 6-24 Pulling Up Strand – Chain Hoist Method
56 Figure 6-25 Pulling Up 6M or 10M Suspension Strand – Winch Line Method
Figure 6-26 Pulling Up 16M or 25M Suspension Strand – Winch Line Method
57 Figure 6-27 Pulling Up Strand – Block and Tackle Method
58 Figure 6-28 Holding Tension for Splicing the Strand
59 Figure 6-29 Alternate Method of Maintaining Tension for 6M or 10M Strand
Figure 6-30 Alternate Method of Maintaining Tension for 16M Strand
60 Figure 6-31 Final Tension – Two Reels of 6M or 10M Strand
6.5 Grounding and Bonding of Suspension Strand
6.5.1 Overview
6.5.2 General Requirements
61 6.5.3 Grounding Requirements During Strand (Messenger) Placement
Figure 6-32 Strand Installed in Grounding Roller – Stationary Reel Method
62 Figure 6-33 Ground Connection to Suspension Bolt
Figure 6-34 Grounding Roller Attached to Strand – Moving Reel Method
63 6.5.4 Permanent Grounding Methodologies
Figure 6-35 Ground Connection to Vertical Grounding Conductor
Figure 6-36 Ground Attachment to 6M, 10M or 16M Strand
Figure 6-37 Ground Attachment to 25M Strand
64 Figure 6-38 Strand Bond at Deadends
Figure 6-39 Strand Bond at a Branch Strand
65 Figure 6-40 Bonding Strands Supported by Separate Suspension Bolts
66 6.6 Installation of Strand Splicing
6.6.1 Strand Splicing Using a Strand Link
Figure 6-41 Example of a Typical Strand link
67 Figure 6-42 Example of a “Reducer” Strand link
Figure 6-43 Placing the Tape Marker
68 Figure 6-44 Inserting the Strand
Figure 6-45 Example of Tape Marker Alignment
69 6.6.2 Strand Splicing using a Strand Connector
Figure 6-46 B Strand Connector
Table 6-12 Strand Connector for Galvanized Strand
Table 6-13 Strand Connector for CR Strand
70 Figure 6-47 Placing Strand Connector (first set)
Figure 6-48 Placing the Opposite End of Strand Connector (first set)
71 Figure 6-49 Placing Strand Connector (second set)
Figure 6-50 Placing a Strand Connector (third set)
72 Figure 6-51 Splitting a Set During Completion of the Splice
Figure 6-52 Taping the Splice
73 6.7 Installation of Deadend Devices
6.7.1 Deadending Strands Using a Strand Vise
Figure 6-53 Example of a Strand Vise Assembly
74 Figure 6-54 Using a Thimble Eye Nut with a Strand Vise
75 Figure 6-55 Installing a Strand Vise with a Guy Hook
Figure 6-56 Finished Strand Vise Installation with a Guy Hook
76 Figure 6-57 Strand Attachment Preparation
Figure 6-58 Tensioned Strand for Strand Vise Installation
Figure 6-59 Completed Strand Vise Installation
77 6.7.2 Deadending Strand Using a Strand Grip
Figure 6-60 Example of a Strand Grip
Table 6-14 Strand Grip Color Codes for Galvanized Steel Strand
Table 6-15 CR Strand Grip Color Codes for CR Strand
78 Figure 6-61 Tensioned Strand for Strand Grip Installation
Figure 6-62 Placing the Strand Grip
79 Figure 6-63 Wrapping the First Leg
Figure 6-64 Wrapping the Second Leg
Figure 6-65 Both Legs Partially Wrapped
80 Figure 6-66 Splitting the Shorter Leg
Figure 6-67 Completed Installation of a Strand Grip
6.8 Installation of False Deadends
6.8.1 Overview
81 6.8.2 Tensioning Sequence
Figure 6-68 False Deadend (Strand Diminishing Point)
Figure 6-69 False Deadend (Slack Span)
82 6.8.3 False Deadend by Strand Grip
Figure 6-70 Example of a False Deadend Strand Grip
Table 6-16 False Deadend Color Codes for Galvanized Steel Strand
Table 6-17 False Deadend Color Codes for CR Strand
83 Figure 6-71 Applying the First Leg
84 Figure 6-73 Leg Splits
Figure 6-74 Completed False Deadend Installation
85 6.8.4 False Deadend by Strand Vise
Figure 6-75 Example of a False Deadend Strand Vise
86 Figure 6-76 False Deadend Strand Vise Installation in Process
87 Figure 6-77 Completed False Deadend Using a Strand Vise
88 7 Aerial Cable Plant Placement
7.1 Overview
7.2 Safety Precautions
7.3 Planning and Preparation (Pre-Survey)
89 7.4 Lashing
7.4.1 General Precautions and Guidelines
90 7.4.2 Cable Lashing Equipment and Tools
Figure 7-1 Positioning of Cables with Similar Diameters
Figure 7-2 Positioning of Cables with Different Diameters
Figure 7-3 Example of a Tilting Lasher
91 Figure 7-4 Example of Cable Grips
92 Table 7-1 Cable Grip Dimensions
93 Figure 7-5 Example of a Cable Guide
94 Figure 7-6 Example of an In-line Cable Block
Figure 7-7 Example of an Enclosed Frame Block
Figure 7-8 Example of a Cable Block Lifter
Figure 7-9 Example of a Cable Block Mounted on a Lifter
95 7.4.3 Cable Lashing – Moving Reel Method
Figure 7-10 Example of a Lashing Wire Grip Installed on a Strand
96 Figure 7-11 Positioning the Cable Reel
97 Figure 7-12 Typical Arrangement of Cable Lasher and Cable Guide
98 Figure 7-13 Transferring the Cable Guide
99 7.4.4 Cable Lashing – Stationary Reel Method
100 Figure 7-14 Positioning the Cable Reel Trailer
Figure 7-15 Cable Reel Trailer in Position
101 Table 7-2 Block Spacing
Figure 7-16 Cable Block in Position
102 Figure 7-17 One-Sheave Cable Blocks
Figure 7-18 Setup at a Deadend Pole
103 Figure 7-19 Cable Guide Setup in a Span
Figure 7-20 Cable Guide Held with a 3-Bolt Guy Clamp
104 Figure 7-21 Placing the Pulling-in Line
Figure 7-22 Pulling-in Line in One-Sheave
105 Figure 7-23 Pulling-in Line in Wire Rope Snatch Block
Figure 7-24 Attaching a Pulling Line to Sheathed Cable Pulling Eye
106 Figure 7-25 Preparing a Core Hitch
Figure 7-26 Attaching a Pulling Line to a Cable Grip
107 7.4.5 Placement of Permanent Lashing Wire Terminations, Cable Supports and Spacers
Figure 7-27 Example of a Cable Lashing Clamp
108 Figure 7-28 Terminating a Lashing Wire
109 Figure 7-29 Lashed Cable Support
Figure 7-30 Cable Spacers
110 Table 7-3 Length of Cable Support for Differing Cables and Spacers (Metric)
Table 7-4 Length of Cable Support for Differing Cables and Spacers (Imperial)
111 Figure 7-31 Separation Measurement for a Pole-Lashed Cable
Figure 7-32 Separation Measurement Between the Strand and Cable Sheath (Splice Closure Shown)
Figure 7-33 Arrangement and Termination of Lashing with Lashed Cable Supports
112 Figure 7-34 Installation of the Lashed Cable Support and Cable Spacer
113 Figure 7-35 Supporting a Terminal Stub Below the Main Cable
Figure 7-36 Supporting a Terminal Stub Above the Main Cable
Figure 7-37 Supporting Two Cables and a Terminal Stub
114 Figure 7-38 Arrange of Supports at an In-line Corner Pole – Cable Clamp
Figure 7-39 Arrange of Supports at a Corner Pole – Cable Clamp
115 Figure 7-40 Arrange of Supports at a Corner Pole – Strand Grip
Figure 7-41 Arrange of Supports at a Corner Pole – Strand Vise
116 Figure 7-42 Arrange of Supports at a False Deadend – Strand Grip
Figure 7-43 Arrange of Supports at a False Deadend – Strand Vise
117 Figure 7-44 Arrange of Supports at a Deadend Pole – Strand Grip
Figure 7-45 Arrangement of Supports with a Cable Splice Mid-Span
118 Figure 7-46 Arrangement of Supports with a Cable Splice within 3 m (10ft) of the Pole
Figure 7-47 Arrangement of Supports for a Deadend Pole with a Splice – Strand Grip
119 Figure 7-48 Arrangement of Supports for a Deadend Pole with a Splice – Strand Vise
Figure 7-49 Arrangement of Supports for a Branch Pole with a Splice – Cable Clamp
120 Figure 7-50 Arrangement of Supports for an In-Line Pole with a Terminal – Cable Clamp
Figure 7-51 Arrangement of Supports for a Deadend Pole with a Terminal – Strand Vise
121 Figure 7-52 Arrangement of Supports for an In-Line Pole with a Splice – Cable Clamp
7.5 Overlashing
7.5.1 Overview
7.5.2 Requirements
122 7.5.3 Use of Existing Suspension Strand
7.5.4 Recommendations
7.5.5 Installation Methods
123 Figure 7-53 New Cable Lashed to an Existing Cable
7.6 Cable Dancing/Galloping
124 7.7 Drip Loops
7.7.1 Overview
7.7.2 Requirements
Figure 7-54 Example of a Drip Loop (Span Pole)
126 8 Self-Supporting Cable
8.1 Overview
Figure 8-1 Cutaway View of a Self-Supporting Cable
127 8.2 Specialized Tools Used in Installation of Self-Supporting Cable
8.2.1 Web Slitter
Figure 8-2 Example of a Web Splitter in Use
128 8.2.2 Jacket Slitter
Figure 8-3 Example of a Jacket Splitter in Use
129 8.2.3 Strand Puller for Self-Supporting Cable
8.2.4 Cable Placing Hooks
Figure 8-4 Example of a Strand Puller
Figure 8-5 Example of a Temporary Placing Hook
Figure 8-6 Example of a Permanent Cable Hook
130 8.2.5 Cable Attachment Hardware
Figure 8-7 Example of a Cable Clamp
Figure 8-8 Cable Clamp Installation Complete
Figure 8-9 Example of a One-Bolt Suspension Clamp
131 8.3 Strand Links and Strand Connectors
8.3.1 Strand Splicing Using a Strand Link
Figure 8-10 Self-Supporting Cable – Preparing for Strand Link
132 Figure 8-11 Self-Supporting Cable – Strand Link Installation Completed
133 8.3.2 Strand Splicing Using a Strand Connector
Figure 8-12 Self-Supporting Cable – Preparing for Strand Connector
Figure 8-13 Self-Supporting Cable – Strand Connector Installation Completed
134 8.4 Deadending Self-Supporting Cable
Figure 8-14 Deadend with Self-Supporting Cable – Strand Vise
Figure 8-15 Deadend with Self-Supporting Cable – Strand Grip
135 8.5 False Deadend Strand Grip for Self-Supporting Cable
Figure 8-16 False Deadend with Self-Supporting Cable – Preparation
136 Figure 8-17 False Deadend with Self-Supporting Cable – Example 1
Figure 8-18 False Deadend with Self-Supporting Cable – Example 2
137 8.6 All Dielectric Self-Supporting Aerial Cable (ADSS)
8.6.1 Introduction
8.6.2 Common Applications for ADSS
8.6.3 Attachment Hardware for ADSS
Figure 8-19 Example of a Trunnion Clamp and a Cable Grip
8.6.4 Support Structures for Splices and Maintenance Loops (Slack Loops)
138 Figure 8-20 Examples of Fiber Storage Units
8.6.5 Placement of Aerial ADSS Cable
140 Appendix A Suggested Optical Cable Code (SOCC) (Informative)
A.1 Introduction
A.2 Manufacturer’s Designation (M1M2)
Table A-1 Examples of SOCC Manufacturer’s Designations
141 A.3 Optical Fiber Type and Transmission Characteristic Designation (S1S2S3S4S5S6)
Table A-2 SOCC Character S1 for Optical Fiber Type
Table A-3 SOCC Character S2 for Dispersion-Unshifted Optical Fiber
Table A-4 SOCC Character S2 for Nonzero Dispersion-Shifted Optical Fiber
142 Table A-5 SOCC Character S2 for Dispersion-Shifted Optical Fiber
Table A-6 SOCC Character S2 for 50/125 µm multimode Optical Fiber
Table A-7 SOCC Character S2 for 62.5/125 µm Multimode Optical Fiber
143 Table A-8 Sheath Character S3 for Direct-Buried and Underground Cables
Table A-9 Sheath Component Identifiers
144 Table A-10 Sheath Character S3 for Special Application Cables
Table A-11 Sheath character S4 for aerial cables
145 Table A-12 Unit Construction Character S5 for Outside Plant Cables
Table A-13 Unit Construction Character S5 for Premises, Drop, and Service Cables
146 Table A-14 Unit Size Character S6
A.4 Number of Optical Fibers per Cable (N1N2N3N4)
148 Appendix B OSP Balanced Twisted Pair Cable Coding (Informative)
B.1 Bell System Coding
151 B.2 Rural Utilities Service (RUS) Type Cable
Table B-1 Rural Utilities Service Acceptance Cable-Coding Plan
152 Appendix C Related Documents (Informative)

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BICSI G2.2 2022
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