---
kind: "section"
citation: "30 C.F.R. § 75.516"
title: "30"
number: "75.516"
heading: "Power wires; support."
url: "https://uscodex.org/cfr/30/75.516"
---

# §75.516. Power wires; support.


All power wires (except trailing cables on mobile equipment, specially designed cables conducting high-voltage power to underground rectifying equipment or transformers, or bare or insulated ground and return wires) shall be supported on well-insulated insulators and shall not contact combustible material, roof, or ribs.


## Notes

### Authority

Authority: 30 U.S.C. 811, 813(h), 957.

### Source

Source: 35 FR 17890, Nov. 20, 1970, unless otherwise noted.