A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

Climbing Space     54.7–A3 , 54.9–F , 54.10–F3 , 54.11–G , 54.12–F3 , 58.3–A3 , 84.7–E , 88.1
Working Space     54.7–B2

Allowable Tension-Definition     23.7–A

Alteration or Reconstruction,

Commission May Order     12.4

Aluminum Cable, Steel Reinforced     Table 23 (Appendix B )

American Wire Gage (AWG)     24.2–A

Anchor Guys (See also Guys )  

Attachment, Center of Load     56.2 , 66.2 , 86.2 ,  Appendix F - Parts 2 and 3   

Clearances (See Guy Clearances )
Definition     56.1 (See Rules 21.5 and 23.5 )
From Transformer Cases     56.4–F
Grounding or Grounded     56.6–D , 66.6 , 86.6–C , 92.4
Location of Insulators     56.7–B , 86.7–B
Marking (Guarding)     56.9 , 66.7 , 86.9
Safety Factor     44 , 44.1 , Table 4 , 49.6–C
Sectionalizing Requirements     56.6 , 86.6
Size     49.6–B , 61.3
Strength     48.4 , Table 24
Use of     47.2

Angle of Deviation     Figure 86 (Appendix G )

Angle Pole Problem     Appendix F - Part 3

Annual Weather Variations, Normal     Table 1 - Note (ddd)

Apparent Sag-Definition     23.3–B , Figure 4

Applicability of Common Neutral Rules     59.2

Applicability of Rules     11 , 12 , 13

Arching Shields     104 , 114

Arm Guy (See Guy )

Arms (See Crossarm )

Arrangement of Lines     32

Arresters, Lightning     22.0 , 33.3–A , 89.2

Attachment of Protective Covering     54.6–I , 84.6–F

Attachment of Conductors

to Bridges, Buildings, etc.     54.4–H2 , 54.4–I , 84.4–F
to Insulators     54.11–B1
to Trolley Span Wires     78.1 , 78.2

Attachment of Conductors to Surface of Poles    

Cables and Messengers, Longitudinal     57.4–F , 84.4–D2 , 87.4–D2
Communication Conductors, Longitudinal     84.4–D2 , 92.1–C , 92.1–D
Communication Service Drops     84.8–B2b
Ground Wires     54.6–B , 84.6–B
Low Voltage, on Racks ( See Rack Construction )
Lateral Runs     54.6–C , 84.6–C
Risers     54.6–E , 84.6–E
Vertical Configuration     54.4–D6b
Vertical Runs     54.6–D , 84.6–D
Without Use of Wood Crossarms     54.11–B

Attachment to Poles of Span Wires, Foreign     34 , 78.3

Autotransformer     24.1

Avoidance of Conflict     31.3 , 31.4

  A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

B

Backbone     77 , 77.6–b

Backup Plate     54.6–E1c

Barriers     51.6–B , 61.6–A , 61.6–B

Bending, Moduli of Rupture in     48.1 , Table 5

Birmingham Wire Gage (BWG)     24.2–B

Bolts, Covered in Climbing Space     54.7–A3 , 58.1–B1

Bonds (or Bonding)

Capacitors or Regulators     58.4–C
Circuits of 7,500 or Less     53.4–B , 103.1–B , 113.1–B
Circuits of More than 7,500 Volts     53.4–A , 63.4 , 103.1–B , 113.1–B
Common    53.4–A3b
Communication Messengers and Guys     83.4
Covering of Bond Wires     53.4–A , 53.4–B , 83.4
Grounded    33.3–A , 52.4–F , 53.4–A3a , 53.4–A3b
Messengers and Cables     57.8 , 83.4 , 92.4
Phase–to–phase    63.4
Pins and Deadend Hardware     53.4 , 63.4
Separate    53.4–A3a
Separation of Bond Wires     52.4–B , 52.7–C
Transformers    58.1 , 58.2–A3
Wire Size    53.4 , 63.4

Boxes

Location and Clearance     54.4–G , 58.6 , 84.6–D , 88.1 , 92.1–F

Braces

Metal Back     52.7–E , 54.7–A3 , 84.7–B
Requirements for Use     47.2
Separation from Other Hardware and Conductors     52.7–B , 92.3

Brackets

Cable    87.5
Communication, Open Wire     84.4–Clb
Service Drop, Clearance     54.8–C2 , 84.8–D2
Strength    Table 4 (Section 4 )
Trolley    77.6–C

Bridge

Attachment to     54.4–H2 , 54.4–I , 84.4–F
Clearance of Conductors from Table 1-Cases 6 and 7 , 54.4–H , 54.4–I , 84.4–F
Definition    20.3

Bridled Runs    84.6–D

Clearance, Modified     64.4–C2
Climbing Space    54.7–A3 , 84.7–B
Definition    21.0–B
Vertical Separation    Table 2-Case 14 , 54.4–C2a

Bundle Conductor-Definition     20.9-A

  A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

C

Cable

Aluminum, Steel Reinforced     Table 23 (Appendix B )
Auxiliary    77.6–A5 , 78.3–C
Bonding and Grounding     57.8
Boxes (See Boxes )
Clearance from its Messenger     57.4–D
Clearances (See Conductor )
Covering In Lieu of Guard Arms     57.7 , 87.7
Definition    20.4 , 87.1
Equalizer    74.4–G3
Fastenings    Table 4 , 87.5
Guarding Above Trolley Contact Conductors     57.4–B2 , 87.4–B2
Guarding at Pole Attachments     57.4–F , 57.7 , 87.4–C3 , 87.7
Hooks, Location of     84.4–C1c , 84.8–B2b
Lateral and Vertical Runs (See Runs )
Loading (See also Loading)     49.7-B
Low Voltage, Multiconductor with Bare Neutral     54.10
Messenger (See Messenger )
Neutral Supported (“Triplex”) Service Drop     54.8–B4b
Protection    54.6–D , 54.6–E , 57.7 , 84.7–D , 84.6–E , 87.7
Risers (See Risers )
Sag    57.9 , 87.8
Terminals    54.6–F , 84.6–D , 88.1
“Triplex” (Neutral Supported Service Drop)     54.8–B4b

Capacitors, Detail of Installation     54.4

Case Clearances

Capacitors    58.1–B
Regulators    58.1–B
Switches    54.4–G , 58.6–A
Transformers    58.2–A3

Catenary Construction

Definition    20.5
Required for Grade Crossings     74.4–B2 , 74.4–F2

Change in Grade of Construction    47.4 , 49.3–C2

Circuit (or Circuits)

Definition    20.6
Different Circuits on Same Crossarm     32.4 , 89.2–A
Governmental Agency Control     92.2
Ownership Designation     32.4–A4
Relative Levels    32.2

Class C Communication Circuit-Definition    20.6–A

Class E Supply Circuit-Definition     20.6–D1

Class H Supply Circuit-Definition     20.6–D2

Class L Supply Circuit-Definition     20.6–D3

Class T Supply Circuit-Definition     20.6–E

Clearance Arm (See Crossarm )

Clearances (See Following Headings)

Conductor Clearances
Case Clearances
Ground Wires
Guy Clearances
Guy Insulators
Hardware
Lateral Conductors
Lead Wire Clearances
Messenger Clearances
Pole
Risers
Roofs
Runs
Service Drop Clearances
Sign Clearances
Span Wire Clearances
Street Lighting
Tower
Transformers

Climbing Space

Allowable Obstructions     54.7–A3 , 54.9–F , 54.10–F3 , 54.11–G , 54.12–F3 , 58.3–A3, 84.7–E , 88.1
Buck Arm Construction     54.7–A2 , 84.7–B
Combination Line Arms     54.7–A2
Communication circuits     84.7
Definition    20.7
Joint Poles    93
One Vertical Circuit at Pole Top     54.11–F
Rack Construction     54.9–F
Space Bolts, Dead End, Covered In     54.7–A3
Supply Circuits    54.7
Terminals, Communication, Allowed In     88.1
Through Bolts, Transformer, Covered In     58.1–B3
Trolley Circuits    74.7

Colinear Lines

Definition    22.1–B
Requirements    32.3 , 54.4–D3 , 56.4–C2 , 84.4–D3 , 103.5

Combination Arm

Circuits Permitted    32.4 , 54.4–C2b , 54.7–A3 , 54.8–E
Definition    21.0–A
Marking (See also Marking )    52.4–C

Common Neutral System,Requirements for     59

Common Neutral, Tagging of     59.3–F

Communication Requirements     Section VIII

Concrete, Strength of     Table 4 , 48.3

Condition, Most Stringent     14

Conditions, Limiting, Specified     14

Conditions, Two or More     14 , 42.1

Conductor (or Conductors)

Arrangement Without Wood Crossarms     54.11–B2
Attached to Surface of Pole (See Attachment )
Bundle-Definition     20.9–A
Clearances (See Conductor Clearances )
Common Neutral System     59.3
Contact (See Trolley Contact )
Covering, Weatherproof     54.8–A , 54.9–C1 , 74.4–G3 , 84.8–A , 92.2
Covering, Weather Resistant     20.9–G
Dead Ends (See Dead Ending )
Definition of Kinds     20.9
Duplex Communication     84.4–C2
Earth as    33.2
Fastenings or Tie Wires     49.3–B3 , 49.3–C1b , 49.3–C2
Fire Alarm and Police     92.2
Ground (See also Ground Wires )    33.2 , 92.4
Insulated, Suitable-Definition     20.9–G
Lateral (See Lateral Conductors )
Line-Definition    20.9–C
Loading    43 , App. B
Material    49.4–A , 54.11–C , 59.3–A , 6.3, 74.3
Neutral    33.1 , 59.2
Open wire-Definition     20.9–D
Overhead Lighting     61.3–A2 , 103.2 , 113.2
Protected    54.4–H2 , 54.4–I , 54.6–C , 54.6–D , 54.6–E , 84.6–D , 84.6–E
Safety Factor    44 , Table 4
Sag (See Sag )
Service Drop (See Service Drop )
Size    49.4–B , Table 8 , 59.3–B , 59.4–A , 74.3 , 113.4
Spacing    54.11–D
Splices (See Splices Conductor )
Strength    49.4–C , App. B
Suitable Insulation     20.9–G
Suspensions    63
Tensions (See Tension )
Triplex Communication     84.4–C2
Unprotected    20.9–E , 54.6–A , 58.1–B
Vertical (See Vertical Conductors )
Weather Resistant not Suitably Insulated     20.8–G

Conductor Clearances

Above Ground    37 -Table 1-Cases 1 to 5
Above Swimming Pools     54.4–A3 , 84.4–A5
Above Tracks of Railways     37 - Table 1-Cases 1 and 2
Above Trolley Conductors     38 -Table 2-Case 2
At Points of Failure     49.4–C4 , 74.4–F
At Same Potential     64.4–C2
Basic    37 -Table 1 , 38 -Table 2
Between Conductors    38 -Table 2-Cases 1 to 17, 20
From Bridges, Buildings, etc.     37 - Table 1-Cases 6 and 7
From Crossarms    37 -Table 1 -Case 9 , 54.4–E , 58.3–A2
From Drip Loops     54.4–C7 , Figure 33
From Grounded Metal Boxes     54.4–G , 58.1–B , 92.1–F2
From Guys and Messengers     38 -Table 2-Cases 1, 18, and 19
From Hardware (See Hardware )
From Lead Wires     54.4–C6 , Figure 33
From Poles    37 -Table 1-Cases 8 and 9
From Signs     39 , Table 2–A
From Span Wires    38 -Table 2-Cases 1, 18, and 19
From Street Lights     58.5–B3 , 58.5–E , 92.1–F5
From Transformers     54.4–G , 92.1–F
From Trees    35 , Table 1, Case 13
Height Adjacent to Crossings     101.1 , 111.2
Modification of Basic Clearances    Footnotes to Tables 1 and 2
On Insulators without Wood Crossarms     38 -Table 2-Case 20 , 54.11–B1 , 54.11–E
Reduced from Crossarms     54.4–E , 58.3–A2
Service Drop Clearances (See Service Drop Clearances )
Triangular Configuration, Between Conductors    54.4–C1c , 64.4–C1
Unprotected Vertical and Lateral     54.6A
Vertical Configuration, Between Conductors     54.4–C1a , 64.4–C1

Conductor Insulators

Flashover Voltages     55.3–C -Table 12
Material    55.1 , 65.1 , 85.1
Method of Testing     55.3–C
Safety Factors    44 , Table 4
Strength    49.5–A
Voltage Requirements     55.3 , 65.1

Conductor Suspensions    63

Conduit (See also Pipe and Protective Covering )    20.9–E , 52.7–D , 54.4–H2 , 54.4–I , 54.6–C , 54.6–D , 54.6–E , 54.6–F , 84.4–F

Conflicting Lines-Definition     22.1–A , Section X

Conflicts, Cooperation to Avoid     31.1 , 31.4

Connections, Electrical     49.4–E , 59.3–C

Constructions and Reconstruction of Lines     12.1 , 44.1

Change of Grade    47.4
End Supports in Grades A and B     47.5
Grades of    42 , 44.1 , 49.1–B

Control Circuits, Governmental Agency    92.2

Cooperation to Avoid Conflicts     31.4

Copper Covered Steel     Table 22

Copper Wire, Characteristics of    Tables 17 to 20 , Appendix B

Corrosion Resistant (See Galvanizing )

Cover

Bolt - Definition     22.8–C
Bolt - in Climbing Space     54.7–A3i , 58.1–B3

Covering (See Protective Covering )

Cradles or Screens    105 , 115

Crossarm or Arm

Braces (See Braces )
Brackets (See Brackets )
Buck Arm (See Buck Arms )
Clearance Arm, Use of     21.0–C , 32.3 , 54.4–D3 , 54.8–C2 , 84.4–D3 , 84.8–D2
Combination Arm (See Combination Arm )
Cutout, Marking of     52.4–D
Definition of Kinds     21.0
Guard Arm (See Guard Arms )
Heel    58.1–B3
Kicker (Same as Heel )
Material    49.2A , 52.5 , 54.8–C3 , 84.8–D3
Marking    52.4 , 59.3–F
Metal    52.5 , 52.4–E4
Painting (Same as Marking )
Pin and Dead End Spacing     37 - Table 1-Case 8 , 38 -Table 2-Case 15
Pole Top Extension (See Pole Top Extension )
Safety Factor    44 , Table 4
Size    49.2–B
Strength    49.2–C

Crossing Problem    Appendix F - Part 1

Crossings (See Lines Crossing )

Cross Span Wires    77.2

Cutouts (See Switches )

In Working Space     54.7–B2

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

D

Dead End Assembly

Grounding of Cable    57.7 , 87.7–B
Insulators (See Conductor Insulators )
Safety Factor    44 , Table 4
Separation of Hardware     52.7–D , 92.3
Spacing    37 -Table 1-Case 8 , 38 -Table 2-Case 15 , 63.3
Strength    57.5 , 87.5

Dead End and Suspension Spacing    37 -Table 1 , 38 -Table 2 , 63.3

Dead Ending Supply Conductors

At Top of Pole    54.4–D8
Clearances (See Conductor Clearances )
Messengers (See Messenger Fastenings )
Space Bolt Covers in Climbing Space     54.7–A3
Typical Problems    Appendix F - Part 1
Vertical Configuration     54.4–C4 , 54.4–D6

Decorative Garlands    34 , 78.3 , 78.3–A2

Decorative Street Lighting     78.3–A1 , 78.3–B , 78.3–C

Definitions    Section II

Deflection, Structures Capable of     56.2 , 66.2 , 86.2

Depth of Setting Wood Poles     49.1–C

Deterioration (See Replacement )

Deviation, Angle of-Illustrated     Figure 86 , Appendix G , Appendix F - Part 3

Diagrams    Appendix G

Dimensions (See also Size under various items)

Crossarms    49.2–B , Appendix F
Poles    49.1–B , 82 , Appendix F
Protective Covering     22.8 , Figure 81 , Figure 82 (Appendix G )
Tower Members    61.3–A1
Towers    22.1–C

Disconnects (See Switches )

Districts, Loading     21.2–C , 43.1 , 43.2 , 49.4–C , Appendix A

District, Rural    21.2–B

District, Urban    21.2–A

Division of Industrial Safety     39 , Table 2A, ref. (b)

Douglas Fir Molding (See Protective Covering, Suitable )

Drainage Coils    89.2

Drip Loops (See Lead Wires )

Drive Hooks    84.4–C , 84.8–B2b2

Drop Wires, Street Light     54.6–A , 58.5–B3 , 92.1–F5

Duplex Pin Construction     102.1 , 112.1

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

E

Earth as a Conductor     33.2

Effectively Grounded-Definition     21.4–A

Elasticity, Modulus of, for Conductors     Appendix C

Element, Subordinate     12.1–C

End Supports-Grades A or B     47.5

Equalizer Cable, Trolley     74.4–G3

Equipment, Miscellaneous (See Miscellaneous Equipment )

Exceptional Cases, Relative Levels     32.2–G

Exemptions or Modifications     15

Exposed Guy (See Guy )

Experimental Installations     15.2

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  F

Factor of Safety (See Safety Factor )

Fastenings (See Fastenings under various items)

Feeder

Auxiliary    74.3 , 74.4–C , 77.6–A5
Common Neutral    59.3–B , 59.3–D
Span Wire    77.6–A4 , 77.6–A5 , 77.6–C3 , 78.1
Trolley    37 -Table 1–Col. C , 74.3 , 74.4–G3
Fence
Barrier    51.6–B , 61.6–B
Substation    61.6–B
Third Rail Enclosure     79.4

Fiber Conduit    54.8–C2 , 77.6–A6 , 84.8–D2

Fire Alarm Circuits     20.6–A , 54.8–C1 , 92.2

Fittings, Terminal Fixtures     54.6–F , 84.6–D

Decorative Lighting    34 , 78.3
Street Lighting    58.5–B , 58.5–D , 92.1–F5
Traffic Signal    58.4

Footings and Foundations    45 , 46 , 48.5

Foreign Attachments    34 , 78.3

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  G

Gains, Pole    49.1–D

Gages, Kinds    24.2

Galvanizing or Corrosion Resisting     49.2–A2 , 49.3–A , 49.6–A , 49.7–A , 49.8 , 61.3–A1

Garlands, Decorative     78.3 , 78.3–A2

Governmental Agency Control Circuits     92.2

Grades of Construction (See also Pole, Dimensions )    42 , Table 3 , 42.1 , 42.2 , 42.3 , 49.1–B

Change In    47.4 , 49.3–C2

Greater Sag Permitted    37 , Appendix F

As a Conductor    33.2
Connection, Grounded     21.3 , 33.3
Resistance    21.4 , 59.4–B2
Separation from Hardware     52.7–C
Wires and Neutrals     33.1 , 54.6–B , 61.3–A2 , 84.6–B

Grounded

Effectively    21.4–A , 33.3–A , 61.3–A2
Guys (See Guy )
Independently    33.3–B
Marking of Grounded Condition     58.3–C , 59.3–F
Metal Boxes and Equipment     54.4–G , 54.6–F , 58.6–C
Permanently    21.4–B
Securely    21.4–C

Grounding, Requirements for

Airbreak Switches     58.3–D4
Cables and Messengers     57.8 , 92.4
Capacitors    54.4–G
Common Neutral System     59
Guys (See Guy )
Hardware (See Hardware )
Metal Crossarms    52.5 , 54.4–G
Overhead Guys (See Overhead Guys )
Regulators    54.4–G
Risers    54.6–E , 84.6–E
Switch Airbreak     58.3–D4
Transformer Cases     54.4–G , 58.2–A3
Transformer Windings    58.2–A1 , 58.2–A2
Vertical Run Conduit     54.6–D , 84.6–D

Ground Wires

Clearance from Hardware     52.7–B , 52.7–C , 54.6–B , 54.6–H
Common Neutral    59.3–C , 59.4
Conductivity    54.6–B
Covering-Definition     22.8–A , 54.6–B , 84.6–B
Location    54.6–B , 84.6–B
Material    49.4–A , 61.3–A2 , 84.6–B
Mechanical Strength     54.6–B , 59.4 , 61.3–A2 , 84.6–B

Guard Arms

Definition    21.0–D
Material and Size     49.2–A , 49.2–B , 57.7
On Joint Poles    92.1–A to F1 incl.
Strength    49.2–C , 54.9–E1
Use with Cable and Messenger     57.4–F , 57.7 , 87.4–C3 , 87.7–B
Use with Grounded Equipment     54.6–F , 58.6–B
Use with Low Voltage Racks     54.9–E1 , 54.9–E2

Guarding

Latticed Steel Poles     51.6–B
Messengers (See Messenger, Guarding )
Third Rail    79.2 , 79.3
Towers    61.6–B

Guy (or Guys)

Anchor (See Anchor Guy )
Arm    56.7–A , Figure 56–7
Attached to Grounded Structures     66.6
Attachment, Center of Load     56.2 , 66.2 , 86.2
Branched or Bridle     56.7–A , Figure 56–7
Bonding    83.4 , 92.4
Definition of    21.5
Exposed-Definition    21.5–C , 86
Fastenings, Hooks, Shims and Thimbles     56.5 , 66.5 , 86.5
Grounding or Grounded     56.6–D , 56.6–E , 66.6 , 86.6 , 92.4
Guarding where Clearance Reduced to Messengers     56.4–C4 , 86.4–C4
In Climbing Space     52.7–D , 54.7–A3 , 84.7–E
In Proximity-Definition   21.5–D , 56.6 , 86.6 , Figures 56–2 to 56–10
Lead of Guy, Illustrated     Figure 86 (Appendix G )
Location of Sectionalizing Insulators     56.7 , 86.7
Markers (Guards)    56.9 , 66.7 , 86.9
Material    49.6–A
On Poles Set Shallow     49.1–C
Overhead (See Overhead Guys )
Protection of, above Trolley Contact Conductors     56.4–B2 , 86.4–B2
Safety Factor    44 , Table 4
Sectionalizing Requirements     56.6 , 66.6 , 86.6
Sidewalk    56.7–B , 86.7–B , Figure 51
Size    49.6–B , 61.3–A3
Span    21.5–A
Strength    49.6–C , Table 9 ; 61.3–A2 , Table 24
Taut    56.2 , 66.2 , 86.2
Truss    56.7–C , 86.7–C , Figure 56–10
Use of    47.2 , 56.2 , 66.2 , 86.2

Guy Clearances

Above Ground and Tracks of Railroads     37 - Table 1–Col. A
Above Swimming Pools     56.4–A3 , 86.4–A3
From Buildings, etc.     37 - Table 1
From Conductors, Guys and Span Wires     38 -Table 2–Col. A
From Insulators     56.4–D3 , 86.4–D3
From Poles    56.4–E , 86.4–E
From Transformer Cases     56.4–F
High Voltage, Not Decreased     66.4

Guy Insulators

Clearance from Guys     56.4–D3 , 86.4–D3
Flashover Voltages     56.8–C -Table 13 , 86.8–C -Table 16
Location of Sectionalizing     56.7 , 77.6 , 86.7
Material    56.8–A , 86.8–A
Method of Testing     56.8–C , 86.8–C
Strength    49.5–B
Safety Factors    44 , Table 4
Voltage Requirement     56.8–C , 86.8–C

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  H

Hanger Arms (See Crossarms )

Hardware

Bonding    53.4
Clearances from Conductors     52.7–C , 54.6–B , 58.3–A2 , 92.3
Clearances from Ground Wires (See Ground Wires )
Construction Without Wood Crossarms     54.11–B1
Grounding    52.5, 52.7–B , 52.7–F , 91.4
Insulating Material Provide Clearance     54.6–H
Material    49.2–A2 , 49.3–A , 49.8 , 61.3–A
Safety Factor    44 , Table 4
Separation from Other Hardware     52.7–D , 53.4–A2 , 53.4–B , 54.6–H , 58.1–B3 , 91.4 , 92.3
Strength    57.5 , 77.5 , 87.5

Hardwood Molding (See Protective Covering, Suitable )

Head Guys (See Overhead Guys )

Heavy Loading    43.1

Heel Arms (See also Crossarms )    58.1–B3

Height of Guy     Figure 86 (Appendix G )

High Voltage Signs (See Marking )

Hooks, Guy    86.5

Hooks, Location of (See Cable Hooks )

Horizontal Insulator-Definition     54.11–A

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  I

Ice Loading    43.1–B

Incidental Pole Wiring     38 -Table 2-Cases 16 and 17

Indicating Switches     58.3–B

Induced Voltage, Protection Against     89.2 , 92.4–B

Inductive Interference     90

Inductive Parallels-Avoidance of Conflict     31.3 , 31.4

Insulated-Definition     21.6

Insulators without the Use of Wood Crossarms

Attachment    54.11–B2
Clearances    54.11–B1 , 54.11–E
Climbing Space    54.11–F
Conductor Arrangement     54.11–B2
Conductor Spacing    38 -Table 2-Case 20 , 54.11–D
Hardware    54.11–B1
Horizontal Position-Definition     54.11–A
Triangular Configuration     54.11–B2
Vertical Clearance Between Levels     38 -Table 2 , 54.11–E
Vertical Position-Definition     54.11–A

Illustrative Diagrams     Appendix G

Inspection

of Lines    31.2
of Third Rail    79.6

Insulation, Suitable    20.9–G

Insulators (See also Conductor Insulators and Guy Insulators )

Service Drop with Bare Neutral     49.4–C7a , 54.8–A
Span Wire and Backbone     77.6
Street Lighting, Lowering Ropes In     58.5–D
Strength of    46 , 49.5
Suspension    63
Trolley Suspension     77.6–A3 , 77.6–C1

Intent to Construct, Notice of    31.4

Intermediate Loading District (See Modified Loading District )

Isolated-Definition     21.7

Isolating of Exposed Guys     92.4–A , 92.4–B

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  J

Joint Use of Poles

Consideration by All Interested Parties     31.5 , 91.1
Construction Requirement     Section IX
Definition    21.8
Not Allowed on Non–climbable
Partial Underground     31.5 , 91.1

Jumpers (See Lead Wires )

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  K

Kicker Arm (Same as Heel Arm )

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  L

Lateral Conductors

Clearances from Poles and Crossarms     37 - Table 1-Cases 8 and 9 , 54.4–E , 54.6–C , 84.6–C
Definition    20.9–B
Insulation    54.6–C , 54.8–C2 , 84.6–C , 84.8–D2
Protective Covering     54.6–C , 84.6–C , 87.7–A
Runs of (See Runs )
Unprotected    54.6–A

Latticed Steel Poles

Guarding    51.6–B
Marking    51.6–A , 52.4–B
Safety Factor     44 , Table 4
Stepping    51.7
Strength    45 , 46 , 48.2

Lead of Guy-Illustrated    Figure 86 (Appendix G )

Lead Wire Clearances

Above Ground    37 -Table 1-Cases 1 to 5 , 58.1–B1
From Cases    58.1 , Table 58–2
From Hardware (See Hardware )
From Other Conductors     38 -Table 2-Cases 16 and 17 ,  54.4–C6 , 58.5
From Poles and Crossarms     37 - Table 1-Cases 8 and 9

Lead Wires

Definition    21.9
In Working Space     54.7–B2 , 58.1–C , 58.5–C , 58.3
Levels    32.3 , 92.2

Lift Span

Definition    22.1–A
Trolley Construction     77.6–C2 , 77.6–C3

Lighting (See Street Lighting )

Lightning Arresters-Definition     22.0

Lightning Protection Wires     61.3–A2 , 103.2 , 113.2

Limiting Conditions Specified     14

Line (or Lines)

Abandoned    31.6
Arrangement of    32
Clearances (See Conductor Clearances )
Colinear    22.1–B , 32.3
Conductor-Definition     20.9–C
Conflicts    22.1–A , 31.3 , 31.4 , Section X
Construction of     12.1 , 31.1
Cutouts (See Switches )
Definition    22.1
Design    31.1
Grades of Construction     42
Inspection of    31.2
Maintenance of    12.2 , 31.1
Reconstruction of    12.1
Switches (See Switches )

Lines Crossing

Highways    37 -Table 1-Cases 3 and 4 , 49.4–C4
Other lines    38 -Table 2 , 42.2 , 42.3 , Section X , Appendix F
Railroads    37 -Table 1-Cases 1 and 2 , Section XI
Typical Problems    Appendix F

Loading Districts    21.2–C , 43 , 43.1 , 43.2 , 49.4–C ,  Appendix A

Loads

Balanced    49.2–C1 , 49.3–C1
Unbalanced    47.3 , 49.2–C2 , 49.3–C2
Wind    43.1–A , 43.2–A , 49.1–C

Longitudinal Strength    47

Low Voltage Racks (See Rack Construction )

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  M

Maintenance

Definition    22.2
of Lines    11 , 12.2 , 31.1 , 31.2 , 35 , 44

Major Railways    22.9–B

Marking

Common Neutral, Designation     59.3–F
Guy Marker    56.9 , 66.7 , 86.9
Latticed Steel Poles     51.6–A
Less Than 750 Volts     52.4–C
Ownership, More Than 750 Volts    32.4–A4
Third Rail    79.1, 79.3, 79.4
Towers and Structures     61.6–A

Marking, High Voltage

Methods    51.6–A , 61.6–A
Requirements for Crossarms     51.6–A , 54.4–I
Requirements for Poles     51.6–A
Requirements for Towers and Structures     61.6–A

Material, Strength of (See Strength of Material )

Material, Tower Members     61.3–A1

Maximum Allowable Tension-Definition     23.7–A

Maximum Limiting Conditions     14

Maximum Working Tension-Definition     23.7–B

Clearances (See Messenger Clearances )
Bonding    83.4 , 92.4
Definition    23.7
Fastenings, Hooks, Shims and Thimbles     57.5 , 77.5 , 87.5
Grounding    92.4

Messenger (or Messengers) (See also Span Wires )

Guarding Above Trolley Contact Conductors     57.4–B2 , 87.4–B2
Guarding Where Attached to Poles     57.4–F , 57.7 , 87.4–C3 , 87.7
Guarding Where Clearance Reduced to Guys     56.4–C4 , 86.4–C4
Material    49.7–A
Requirements for Use     57.2 , 87.2 , 89.4 , 103.4 , 113.4
Safety Factor    44 , Table 4
Sectionalizing of    57.6 , 77.6 , 87.6
Strength    49.7–B , Table 24 (Appendix B )
Supports    49.7–C

Messenger Clearances

Above Ground and Tracks of Railways     37 - Table 1–Col. A
Between Cables and Messengers     38 -Table 2–Col. A and C
Between Messengers    38 -Table 2–Col. A and C
From Buildings    37 -Table 1–Col. A
From Cables Supported     57.4–D
From Guys or Span Wires     38 -Table 2–Col. A and C
From Poles    57.4–F , 87.4–D

Messenger Insulators (See Guy Insulators )

Metal Crossarm    49.2–A2 , 52.4–E4, 52.5

Metal Back Braces     52.7–E , 82.4–B

Metal Boxes (See Boxes )

Metal Poles    52.4–E3

Meters, Located on Pole     58.6

Meter Pole (See Service and Meter Pole )

Minimum Limiting Conditions     14

Minor Railway-Definition     22.9–A

Miscellaneous Equipment      52.4–D , 58 , 88

(See also Following headings)

Cable Terminals
Capacitors
Disconnects
Line Switches
Metal Boxes
Meters
Street Lighting
Time Switches
Traffic Signals
Transformers
Voltage Regulators

Modifications or Exemptions     15

Modified Loading District     43

Modulus of Elasticity for Conductors     Appendix C

Modulus of Rupture of Wood     48.1 , Table 5

Most Stringent Condition     14

Moulding (See Protective Covering )

Multiconductor Bare Neutral Construction     54.10

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  N

Neutral, Common (See Common Neutral )

Neutral Conductors

Classification of    33.1
Grounding of    33.2 , 33.3 , 59.4–B
Interconnection of     33.3–B , 59.2

Neutral Grid System    59.4–B

New British Standard Wire Gage (NBS)     24.2–C

Non–Walkable-Definition     22.4

Normal Annual Weather Variations     Table 1 -  Note (ddd)

Normal Conditions    35

Normal Sag    23.3–A

Notice of Intention to Construct     31.4

Notification    15.3

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  O

Obstructions, Allowable

In Climbing Space     54.7–A3 , 54.9–F , 54.10–F3 , 54.11–G , 54.12–F3 , 58.3–A3 , 84.8–E
In Working Space     54.7–B2

Open Wire-Definition    20.9–D

Overbuilds    22.1–B ; Figs. 2 and 3 (Appendix G )

Overhead Ground Wire     61.3–A2 , 103.2 , 113.2

Definition    21.5–A
Fastenings, Hooks and Shims     56.5 , 66.5 , 86.5
From Transformer Cases     56.4–F
Grounding    56.6–D , 56.6–E , 66.6 , 86.6–C , 86.6–D , 92.4
In Climbing Space     52.8–D , 54.7–A3 , 84.7–E
Location of Sectionalizing Insulators     56.7 , 86.7
Material    49.6–A , 66.3
Protection above Trolley Contact Conductors     56.4–B2 , 86.4–B2
Sectionalizing Requirements     56.6 , 86.6
Size    49.6–B , 61.3–A3a
Strength    48.4 , 49.6–C , 66.3 , Table 24 (Appendix B )
Use of     47.2 , 56.2 , 66.2 , 86.2
Overhead Line Structures-Definition     22.1–D

Overhead Guys    21.5-A

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  P

Painting (Same as Marking )

Partial Underground Distribution

Climbing and Working Space     54.7
Conductor Clearances     54.4–C4c , 54.4–D2 , 54.4–D6c ,  Figure 54–2, Figure 54–3
Definition    22.5
Joint Use of Poles     31.5 , 91.1
Terminals of Risers     54.6–F
Transformers    58.2–A3
Voltage Requirements     55.3–D

Permanently Grounded-Definition    21.4–B

Permitted Sag    Appendix C , Appendix F

Pins

Bonding    53.4
Duplex    102.1 , 112,1
Grounded at Crossing     104
Grounding (See hardware Grounding )
Material    49.3–A
Safety Factor    44 , Table 4
Separation from Hardware     52.7–D
Size    49.3–B1 , 49.3–B2
Spaces, Vacant     54.4–C2b
Spacing    37 -Table 1-Case 8 , 38 -Table 2-Case 15
Strength    49.3–C
Uplift On    101.1 , 111.2

Pipe (See also Conduit and Protective Covering )

Plastic (See Plastic Pipe )

Plastic Moulding

Use and Attachment     54.6–D , 54.6–I , 84.6–F , Figure 82  (Appendix G )
U–Shaped-Definition     22.8–B
U–Shaped, Ground Wire-Definition     22.8–A

Plastic Pipe (See also Conduit and Protective Covering )

Definition    22.8–B

Pole

Acting as Strut    49.1–A , 56.2 , 66.2 , 86.2
Angle Problem    Appendix F
Clearances from Railroad Tracks     36 , Appendix E
Clearances of Conductors from (See Conductor Clearances )
Concrete    44 , Table 4 , 48.3
Deadend Problem    Appendix F
Definition    22.6
Depth of Setting     49.1–C , Table 6
Dimensions, Minimum Top     49.1–B
Gains    49.1–D
Inspection    31.2
Maintenance    11 , 12.2 , 31.1 , 35 , 44
Marking (See Marking )
Metal    52.4–E3
Metallic Service and Meter     48.6
Nonclimbable-Definition     22.6–D
Replacement or Reinforcement Requirements     44.2
Safety Factor    44 , Table 4
Service and Meter-Definition     22.6–E
Setting Depths    49.1–C , Table 6
Spliced Poles    22.6–B , 49.1 , 101.2 , 111.3
Steel (See Latticed Steel Poles )
Steel, Tubular    44 , Table 4
Steps (See Stepping )
Strength    48.1 , Table 5 , 49.1–A
Stub Reinforced-Definition     22.6–C

Poles, Jointly Used ( See Joint Use of Poles )

Pole Top Extension

Definition    22.6–A
Strength    49.1
Supporting Service Drops     54.8–C3 , 84.8–D3 , Figure 41 (Appendix G )
Transformers on, Prohibited     58.1–A2

Police and Fire Alarm Circuits    20.6–A , 54.8–C1 , 84.8–D1 , 92.2

Pool, Swimming-Definition     23.6

Pothead    20.9–H , 54.6–F

Practicable    22.7 , 35 , 54.4–C1a , 54.4-C1b , 54.4–C6 , 54.4–G , 54.8–B , Table 10, 56.2 , 56.4–D3 , 56.7–A , 56.7–B , 66.2 , 84.8–C5 , 86.2 , 86.4–D3 , 86.7–B

Practice, Accepted Good     13

Private Communication Circuits

Attachment to Trolley Span Wires     78.2
Construction Details     89.2
Definition    20.6–B
On Same Arm as Supply Circuits     32.4–C , 89.2

Private Thoroughfare-Definition    24.0–B

Problems, Typical     Appendix F

Protection

Against Induced Voltages     90 , 92.4
Anchor Guys    56.9 , 66.7 , 86.9
Cables (See Cable )
Ground Wires    22.8–A , 54.6–B , 84.6–B , Figures 81 - 82 (Appendix G )
Messengers (See Messengers, Guarding )
Third Rail    79.2 , 79.3

Protective Covering, Suitable

Attachment to Pole     54.6–I , 84.6–F , Figure 81 (Appendix G )
Definition    22.8
Douglas Fir, 1/2–in. Ground Wire Molding     22.8–A1 , Figure 81 (Appendix G )
Hardwood Ground Wire Molding     22.8–A1 , Figure 81 (Appendix G )
Requirements for Use     53.4 , 54.6–C , 54.6–D , 54.6–E , 54.8–C2 , 83.4 , 84.6–C , 84.6–D , 84.6–E , 84.8–D2
Rigid U–Shaped Plastic Molding (See Plastic Molding )

Proximity (See Guys , In Proximity )

Public Thoroughfare

Definition    24.0–A

Pull–offs    77.6–B

 

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Q

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  R

Rack Conductor Clearances

Between Conductor Levels     54.9–E
From Poles    54.9–B1
On Joint Poles    92.1–A , 92.1–B

Rack Construction, Low Voltage

Climbing Space    54.9–F
Conductor Arrangement     54.9–B2
Conductor Material     54.9–C
Conductor Spacing and Span Length     54.9–D

Radial Separation

Between Guys and Conductors     38 -Table 2-Cases 18, 19
Of Conductors, Same Support     38 -Table 2-Cases 16, 17
Of Conductors, Where Colinear or
Approaching Crossings     38 -Table 2-Cases 1 – 7

Railways

Conductor Clearances Above (See Conductor Clearances )
Crossing of    Section XI , Appendix F
Definitions, Major, Minor, Street     22.9
Pole Clearances from     36 , Appendix E

Reconstruction

Definition    23.0
Notification of    31.4
Of Lines    12.1
Or Alteration, Commission May Order     12.4
Safety Factors for     44.1

Regulators, Voltage    58.1

Reinforcement Safety Factor     44.2

Related Buck Arm (See also Buck Arm )    21.0–B

Relative Levels    32.2 , 92.2

Replacement

Circumference of Grade “F” Poles    Tables 25 and 27 (Appendix D )
Safety Factors    44.2

Resistance of Grounds    21.4–A1 , 59.4–B2

Risers

Clearances    54.6–E , 54.6–H , 87.7–D
Covering    54.6–E , 54.6–I , 84.6–F , 87.7–D
Definition    23.1
Terminals    23.8 , 54.6–F , 54.7–A3

Roofs (See Clearances from Buildings Under Various Items)

Rules

Applicability of    11 , 12 , 31
Exemptions from or Modification to     15
Limiting Conditions    14
Purpose of    11
Saving Clause    16
Scope of    13

Runs

Bridled    84.6–D
Clearances    54.6–H
Covering    22.8 , 54.6–I , 84.6–F
Definition    23.2
Lateral    54.6–C , 84.6–C
Terminals    54.6–F
Vertical    54.4–D9 , 54.6–D , 84.6–D , 92.3

Rural District-Definition    21.2–B

A    B   C   D   E   F   G   H    I    J   K   L    M   N   O   P   Q    R    S    T   U   V    W    X    Y    Z

  S

Safety Factor

For Various Grades of Construction     44 , Table 4
General    44
Installation and Reconstruction     44.1
Replacement or Reinforcement     44.2

Sag

Additional Allowance for Temperature     37
Charts of Sag for Copper Conductors    Charts 1 to 9 inclusive (Appendix C )
Communication Conductors, Suggested     Table 24 (Appendix C )
Definition of Apparent and Normal     23.3 , Figs. 4 and 5 (Appendix G )
For Cables and Messenger     57.9 , 87.8
For Conductors    54.5 , 74.5 , 84.5 , Appendices C and F
Permitted, Greater     Appendix F

Sags and Tensions    Appendix F

Saving Clause    16

Scope of Rules    13

Screens or Cradles    105 , 115

Securely Grounded-Definition     21.4–C

Service and Meter Pole

Definition    22.6–E
Metallic    48.7

Service Drop Clearances

Above Ground    37 -Table1–Col. B
Above Private Property     54.8–B2
Above Swimming Pools     54.8–B5 , 84.8–C5
From Buildings    37 -Table 1-Cases 6 and 7 , 54.8–B4 , Table 10 , 84.8–C4
From Cables and Messengers     54.8–C1 , Figure 42
From Guys    38 -Table 2-Cases 18 and 19
From Line Conductors     38 -Table 2–Col. C and E , 54.8–C , 84.4–D1
From Poles    38 -Table 1-Cases 8 and 9 , 32.3 , 54.4–D , 54.8–D , 84.4–D4 , 84.8–E
From Other Service Drops     54.8–C4 , 84.8–D4
From Supply Conductors on
Combination Arms     54.8–E
On Clearance Arms     54.8–C2 , 84.8–D2
On Pole Top Extensions     54.8–C3 , 84.8–D3 , Figure 41 (Appendix G )

Service Drops

Attachment with Bare Neutral     49.4–C7a , 54.8–A
Covering, Weather–resistant     49.4–C7a , 54.8–A , 84.8–A
Definition    23.4
Material and Size     49.4–B , Table 8 , 49.4–C7 , 54.8–A , 84.8–A
Multiple Conductor, Supply     49.4–C7a , 54.8–A
Relative Levels    32.2–E , 32.2–F

Setting of Poles, Depth of    49.1–C , Table 6

Shims (See Guy or Messenger Fastenings)

Sidewalk Anchor    56.7–B , 86.7–B

Sign Clearances    39 , Table 2–A

Sign Marking Common Neutral     59.3–F

Sign, Warning    54.4–I , 79.4

Signal Circuits, Railway     20.6–C

Signals, Traffic    58.4 , Figure 58–4

Size of Poles, Minimum     49.1–B

Space

Climbing (See Climbing Space )
Working (See Working Space )

Space Bolts, Dead End, Covering    54.7–A3

Spacing, Pin    38 -Table 2-Case 15

Spacing, Dead End and Suspension     37 -Tables 1 and 2 , 63.3

Span Guy    21.5–A

Span Wire Clearances

Above Ground    37 -Table 1 –Columns A and C
Above Railways    37 -Table 1 -Cases 1 and 2
From Conductors    38 -Table 2-Cases 1 to 7, 19
From Guys and Span Wires     38 -Table 2-Cases 1 and 18
From Poles and Structures     37 -Table 1 -Cases 8 and 9
Under Bridges    77.4–B