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BICSI G2.1 2022

BICSI G2.1 2022

$20.31

BICSI G2.1-22, ICT Outside Plant Construction and Installation: Pole Setting, Anchoring, and Guying

Published By Publication Date Number of Pages
BICSI 2022 111
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One first needs two poles before hanging a cable span. BICSI G2.1-22 provides instructions and installation methods for raising, anchoring, and guying poles to support OSP cable within aerial pathway. Within this 100 page standard, details are provided that cover all but the most extreme and inhospitable locations.

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
25 4.2 Acronyms and Abbreviations
4.3 Units of Measurement
26 5 Pole Setting
5.1 Overview
5.2 Grades of Pole for Pole Line Construction
5.2.1 Overview
5.2.2 Requirements
5.3 Location of Poles
5.4 Diameter and Depth of Holes
5.4.1 Diameter of Holes
5.4.2 Depth of Pole Holes
27 Table 5-1 Typical Depth of Hold in Firm Ground or Solid Rock
Table 5-2 Minimum Hole Depths for Poles When Solid Rock is Below Ground Level (Up to 2m [6.5 ft])
28 Table 5-3 Minimum Hole Depths for Poles When Solid Rock is Below Ground Level (Over 2m [6.5 ft])
5.4.3 Frozen Soil
29 Figure 5-1 Typical Settings of Poles in Permafrost
30 5.5 Digging Holes
5.5.1 Digging Holes with Hand Tools
5.5.2 Boring Holes with an Earth Boring Machine
5.5.3 Water Jet
5.5.4 Explosives
31 5.6 Methods of Raising and Setting Poles
5.6.1 Overview
5.6.2 Pole Derrick Method
5.6.3 Pike Pole Method
32 Figure 5-2 Raising Medium Weight Pole with Pike Poles
33 Figure 5-3 Raising Heavy Poles – Initial Stage
34 Figure 5-4 Raising Heavy Poles – Final Stages
5.6.4 Gin Pole Method
35 Figure 5-5 Raising a Pole – Gin Pull Method
36 5.6.5 A-Frame Method of Raising and Setting Poles
Figure 5-6 A-Frame Pole Raising Preparation
37 Figure 5-7 Setting an A-Frame
Figure 5-8 Raising the Pole After A-Frame Removed
38 5.7 Backfilling and Tamping
5.7.1 Requirements
5.7.2 Expanding Polymer Backfill Material for Utility Poles
39 Figure 5-9 Expanding Polymer Backfill 1
Figure 5-10 Expanding Polymer Backfill 2
Figure 5-11 Expanding Polymer Backfill 3
Figure 5-12 Expanding Polymer Backfill 4
Figure 5-13 Expanding Polymer Backfill 5
40 5.8 Pole Footings
5.8.1 Plank Footings for Line Poles
5.8.2 Footings for Catenary Span Poles
5.8.3 Platform Supports and Plank Bracing.
41 Figure 5-14 Platform Pole Support
Table 5-4 Typical Lumber Requirements for Platform Supports and Plant Braces
42 Figure 5-15 Platform Joist and Cross Plank Detail
5.8.4 Platform Supports with Side Guys
5.9 Ground Braces
5.9.1 Log Brace
Figure 5-16 Log Brace
43 5.9.2 Plank Ground Brace
Figure 5-17 Plank Ground Brace
44 5.9.3 Concrete Ground Brace
Figure 5-18 Poured-in-place Concrete Ground Brace
45 5.9.4 Pole Key Anchor
Figure 5-19 Installing Pole Key Anchor
46 5.10 Installing Pole Markers, Tags, and Birthmarks
5.10.1 Pole Markers and Tags
Figure 5-20 Example of Pole Identification
47 Figure 5-21 Examples of Aluminum Pool Tag Shapes
5.10.2 Pole Birthmarks
5.10.3 Making a Marker
48 5.11 Pole Rake
5.11.1 Dead-end Corner Poles and Stubs
5.11.2 Ground-braced Guy Stubs
5.11.3 Push-braced Poles
Figure 5-22 Example of Pole Rake on Corner Pole
50 6 Attachments
6.1 Introduction
6.2 Attachments and Applications
6.2.1 Pole Attachments
Table 6-1 Pole Attachments and Applications
52 7 Anchors
7.1 Types of Anchors
7.1.1 Introduction
53 7.2 Selecting Anchors and Anchor Rods
7.2.1 Introduction
7.2.2 Soil Classes
7.2.3 Anchor Types for Soil Classes
Table 7-1 Recommended Anchor Types for Different Soil Classes
54 7.2.4 Anchor Size
Table 7-2 Anchor Size Groups
55 7.2.5 Anchor Rods
Table 7-3 Anchor Rod Sizes Associated with Different Anchors
56 Table 7-4 Anchor and Anchor Rod Sizes for Guy Strands (Metric)
57 Table 7-5 Anchor and Anchor Rod Sizes for Guy Strands (Imperial)
58 7.3 Installation of Guy Anchors
7.3.1 Installation of Cone Anchors
7.3.2 Installation of Expanding Earth Anchors
59 Figure 7-1 Expanding Earth Anchors
Figure 7-2 Expanding Earth Anchor in a Vertical Hole
60 7.3.3 Installation of Expanding Rock Anchors
Figure 7-3 Installation of an Expanding Rock Anchor
61 7.3.4 Installation of Plate Anchors
Figure 7-4 Locating the Plate Anchor Hole
Table 7-6 Plate Anchor Rod Lengths (Metric and Imperial)
62 7.3.5 Installation of Small Screw Anchors
7.3.6 Installation of Swamp Screw Anchors
7.3.7 Installation of Crossplate Anchors
63 Figure 7-5 Crossplate Plank Anchor Installation
64 7.3.8 Installation of Log Anchors
Table 7-7 Anchor Log and Rod Sizing (Metric)
65 Table 7-8 Anchor Log and Rod Sizing (Imperial)
Figure 7-6 Anchor Log in Line with the Guy
66 Figure 7-7 Anchor Logs Reinforce by Crosspiece Logs
7.3.9 Installation of Precast Concrete Anchors
7.3.10 Installation of Cast-In-Place Concrete Anchors
67 Figure 7-8 Installation of Cast-in Place Concrete Anchor
7.3.11 Installation of Permafrost Anchors.
68 8 Guys
8.1 Introduction
8.1.1 Anchor Guys
8.1.2 Pole-to-Stub (Stub) Guys
Figure 8-1 Pole-to-Stub Guy
69 8.1.3 Pole-to-Pole Guys
Figure 8-2 Pole-to-Pole Guy
8.1.4 Sidewalk Guys
8.1.5 Long-span Suspension Guys
Figure 8-3 Example of a Sidewalk Guy
70 8.2 Guy Sizing
8.2.1 Lead-to-Height Ratio
Figure 8-4 Examples of Leads and Heights
8.2.2 Guy Rule
71 Figure 8-5 Example of a Guy Rule
8.2.3 Determining Guy Size
72 Table 8-1 Head Guy Sizing for Three or Less Spans
8.3 Guy Placement
8.3.1 General Rules for Guying Pole Lines.
Table 8-2 Maximum Allowable Pull for Unguyed Corners
73 8.3.2 Guying Corners
Figure 8-6 Example of a Pull Finder
74 Figure 8-7 Measuring Pull and Locating Guys for a Corner Pull
75 Table 8-3 Size of Head Guy Required on Head and Side Guyed Corner Poles
Figure 8-8 Example of an In-Line Reverse Corner
76 8.3.3 Guying a Dead-end Pole
8.3.4 Storm Side and Storm Head Guys
Figure 8-9 Examples of Storm Guying
77 8.4 Positions of Guys on Poles and Stubs
8.4.1 Guy Positions at Deadends
Figure 8-10 Supporting Two Suspension Strands with One Guy Wire
78 Figure 8-11 Supporting Two Suspension Strands with Three Guy Wires
Figure 8-12 Guying Attachment for a False Deadend
79 8.4.2 Guy Positions at Corners
Figure 8-13 Examples of One Guy Corner Pole, less than 15 m (50 ft) pull
80 Figure 8-14 Corner Pull Guy, Cables in Opposition
Figure 8-15 Corner Pole Guy with Thimble Eyes
Figure 8-16 Corner Pole Guy for Suspension Strands on Same Side on the Pole
81 Figure 8-17 Examples of Two Guys for Two Strands
Figure 8-18 Corner Pole, Side and Head Guys
82 Figure 8-19 Guying a Deadend from Two Directions
8.5 Securing Guys
8.5.1 Introduction
8.5.2 Strand Vises
Figure 8-20 Example of a Strand Vise Assembly
83 Table 8-4 Strand Vise Sizes
Figure 8-21 Completed Strand Vise on an Eyebolt
8.5.3 Strand Grips
84 Figure 8-22 Example of a Strand Grip
Table 8-5 Strand Grip Color Codes for Galvanized Steel Strand
Table 8-6 CR Strand Grip Color Codes for CR Strand
85 Figure 8-23 Tensioned Strand for Strand Grip Installation
Figure 8-24 Placing the Strand Grip
86 Figure 8-25 Wrapping the First Leg
Figure 8-26 Wrapping the Second Leg
Figure 8-27 Both Legs Partially Wrapped
87 Figure 8-28 Splitting the Shorter Leg
8.5.4 Bolt-Type Strand Clamps
8.6 Attaching Guys
8.6.1 Eyebolt Method
88 Table 8-7 Eyebolt Dimensions
89 Table 8-8 Materials for the Eyebolt Method
Figure 8-29 Example of an Eyebolt Installation for 16M Strand or Smaller
90 Figure 8-30 Example of an Eyebolt Installation for 25M Strand
Figure 8-31 Example of a S Eyebolt Installation
91 8.6.2 Guy Hook Method
Table 8-9 Guy Hook Bolt Sizing
Figure 8-32 Example of a Guy Hook
Figure 8-33 Example of a Completed Guy Hook Installation
92 Figure 8-34 Strand Vise Installation on a Guy Hook
Figure 8-35 Strand Grip Installation on a Guy Hook
93 8.7 Tensioning Guys to Anchors and Stubs
8.7.1 Introduction
8.7.2 Strand Grip
Table 8-10 Size of Chain Hoist Used for Tensioning Guys
Figure 8-36 Set Up for Guy Tensioning
94 Figure 8-37 Measuring the Terminating Point of the Guy Strand
Figure 8-38 Wrapping Legs Around the Strand
95 Figure 8-39 Legs Applied to Crossover Points
Figure 8-40 Pole-to-Stub Installation
96 8.7.3 Strand Vise
Figure 8-41 Guy Assembled Hand-Tight
Figure 8-42 Tensioning Guy Using Pulling Eye or Pulling Hook
97 Figure 8-43 Tensioning Pole-to-Stub Using a Fabric Sling
Figure 8-44 Tensioning Pole-to-Stub Using a Pulling Hook
8.7.4 Retensioning
98 8.8 Guy Shields
8.8.1 Introduction
8.8.2 Installation of Guy Shields
8.9 Special Circumstances
Figure 8-45 Example of a Guy Shield
100 9 Grounding and Isolating Exposed Guys
9.1 Overview
9.2 Grounding Guys
9.2.1 Types of Grounds for Exposed Guys
9.2.2 Methods of Grounding Exposed Guys
Figure 9-1 Example of Grounding a Guy to Strand
101 9.3 Isolating Guys
9.3.1 Selection of Strain Insulators
9.3.2 Location of Strain Insulators in Exposed Guys
Figure 9-2 Grounding Suspension Strand to Ground Rod.
102 Figure 9-3 Example of a Single Fin Type Insulator
Table 9-1 Mechanical and Dielectrical Strength of Strain Insulators
Figure 9-4 Insulating Guys in a Zone of Exposure (Voltages Less than 18,000)
103 Figure 9-5 Insulating Guys in a Zone of Exposure (Voltages Exceeding 18,000)
Figure 9-6 Insulating Guys for Attachment Above Power Conductors
104 9.3.3 Installing a Strain Insulator
9.4 Protecting Poles Against Lightning
9.4.1 Overview
9.4.2 Installation of Lightning Protection on Poles
Figure 9-7 Lightning Protection Wire on an Unguyed Aerial Cable Pole
105 Figure 9-8 Lightning Protection Wire on an Anchored Guyed Cable Pole, Guy Above Cable Strand
Figure 9-9 Lightning Protection Wire on an Anchored Guyed Cable Pole, Guy Below Cable Strand
106 10 Pole Braces
10.1 Introduction
10.2 Requirements
10.3 Length of Braces
Table 10-1 Length of Pole Braces
10.4 Calculating Individual Brace Length
107 Figure 10-1 Method of Measuring Pole Brace Length
10.5 Position of Pole Braces
108 10.6 Installation of Pole Braces
10.6.1 Single Push Brace
10.6.2 Double Pole Braces
10.6.3 Push-and-Pull Braces
Figure 10-2 Single Push Brace Installation
110 Appendix A Related Documents

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