Need some clarification about NEC 770. 47 (B), it says that the direct buried conductive fiber optic cable shall be 12 in (300 mm) away from the power cables. Is this 300 mm separation from the center of the power cable to the center of the fiber optic cable, or is it from the side of the power. Aerial Cable Installation Pathway Separation When placing, installing, or rearranging communication cables and service drops, including optical fiber, copper and coax, the proper clearance requirements must be maintained. It is imperative that certain procedures be followed in the handling of these cables to avoid damage and/or limiting their usefulness. 22, which applies when. The Fiber Optic Association, Inc.
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