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Original General Order 95

 

Section IV

 

Strength Requirements for All Classes of Lines

 

49.6       Guys and Anchors

 

A.       Material

 

The exposed surface of all guys and guy rods shall be of corrosion-resisting material.

 

B.        Size

 

The size and ultimate strength of guys crossing in spans over Class H, L, T or C circuits shall be not less than as specified in Table 9 and shall also be such as to provide safety factors not less than those specified in Rule 44 for the loads imposed by the construction involved under the loading conditions specified in Rule 43.

 

Table 9

Minimum Size and Strength of Guys Crossing over Class H, L, T or C Circuits

Material of Strand

Minimum Size

Anchor Guys   

Overhead Guys

Galvanized Steel:

Common or Siemens–Martin

5/16 in. Diameter

1/4 in. Diameter

High Strength or Extra–High Strength

1/4 in. Diameter

3/16 in. Diameter

Copper–Covered Steel

3 No.9 AWG

3 No. 10 AWG

Bronze

1/4 in. Diameter

3 No.10 AWG

Minimum Allowable Ultimate Strength of Guys

3,200 Pounds

1,900 Pounds

 

C.       Strength

 

Where guys are used with poles or similar structures, capable of considerable deflection before failure, they shall be able to support the entire load, the pole below the point of guy attachments acting merely as a strut.  Stranded wires shall be used when ultimate strength of the guy exceeds 1800 pounds.  Anchor rods and their appurtenances shall meet the same strength requirements as the guy wire or strand.  (See Rule 44.)

 

D.       Replacements (see Rule 44.2)