General Order 64-A

Section V

Detailed Construction Requirements For Supply Lines

(Class H, L and T Circuits)

57.8    Bonding and Grounding.

Longitudinal runs of supply circuits in cable (including tree wire in ring construction) shall be such that under the maximum loading conditions the tension in the messenger shall not exceed values of safe working tensions given in Rule 49.7-B, Table 8.

Note    This Rule was modified by Supplement 1.  To see the changes made by supplement 1 click here.  This page contains the wording of the rule prior to Supplement 1.