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Original Version
Rule 54.10-E

54.10-E. Conductor Material and Strength

 

(1) Insulation: The phase conductors and their jumper connections, excluding jumper connections at the pole, shall be covered with insulation suitable for the voltage involved and shall conform with the requirements of Rule 20.9G. Jumper connections at the pole shall comply with the clearance requirements of Table 2, Cases 17-D.
(2) Messenger: Where multiconductor cables are not maintained by workers using a cable chair, the additional allowance of the 200 pounds of vertical load specified in Rule 49.7B may be reduced to 50 pounds to allow for the load imposed by workers on ladders.

Strikeout and Underline Version
Rule 54.10-E

54.10-E. Conductor Material and Strength

 

(1) Insulation: The phase conductors and their jumper connections, excluding jumper connections at the pole, shall be covered with insulation suitable for the voltage involved and shall conform with the requirements of Rule 20.9G. Jumper connections at the pole shall comply with the clearance requirements of Table 2, Cases 17-D.
(2) Messenger: Where multiconductor cables are not maintained by workers using a cable chair, the additional allowance of the 200 pounds 300 lbs. of vertical load specified in Rule 49.7B may be reduced to 50 pounds 75 lbs. to allow for the load imposed by workers on ladders.

Final Version
Rule 54.10-E

54.10-E. Conductor Material and Strength

 

(1) Insulation: The phase conductors and their jumper connections, excluding jumper connections at the pole, shall be covered with insulation suitable for the voltage involved and shall conform with the requirements of Rule 20.9G. Jumper connections at the pole shall comply with the clearance requirements of Table 2, Cases 17-D.
(2) Messenger: Where multiconductor cables are not maintained by workers using a cable chair, the additional allowance of the 300 lbs. of vertical load specified in Rule 49.7B may be reduced to 75 lbs. to allow for the load imposed by workers on ladders.