General Order 64-A
Section VIII
Detailed Construction Requirements For Communication Lines
(Class C Circuits)
81.7 Stepping
The lowest step on any stepped
pole shall be not less than 7 feet 6 inches from the ground line where supply
conductors are supported on the same pole with communication conductors. On
poles supporting communication conductors only, tile lowest metal step may be
placed not less than 6 feet 6 inches above the ground and one wood step may be
placed 3 feet 6 inches above the ground.