---
kind: "section"
citation: "30 C.F.R. § 75.827"
title: "30"
number: "75.827"
heading: "Guarding of trailing cables."
url: "https://uscodex.org/cfr/30/75.827"
---

# §75.827. Guarding of trailing cables.

- (a) **Guarding.**
  - (1) The high-voltage cable must be guarded in the following locations:
    - (i) From the power center cable coupler for a distance of 10 feet inby the power center;
    - (ii) From the entrance gland for a distance of 10 feet outby the last strain clamp on the continuous mining machine; and,
    - (iii) **At any location where the cable could be damaged by moving equipment.**
  - (2) Guarding must be constructed using nonconductive flame-resistant material or grounded metal.
- (b) **Suspended cables and cable crossovers.** When equipment must cross any portion of the cable, the cable must be either:
  - (1) Suspended from the mine roof; or
  - (2) **Protected by a cable crossover having the following specifications—**
    - (i) A minimum length of 33 inches;
    - (ii) A minimum width of 17 inches;
    - (iii) A minimum height of 3 inches;
    - (iv) A minimum cable placement area of two and one half-inches (2 1/2″) high by four and one-quarter inches (4 1/4″) wide;
    - (v) Made of nonconductive material;
    - (vi) **Made of material with a distinctive color.** The color black must not be used; and
    - (vii) **Made of material that has a minimum compressive strength of 6,400 pounds per square inch (psi).**

## Notes

### Amendments

[75 FR 17549, Apr. 6, 2010]

### Source

Source: 67 FR 11001, Mar. 11, 2002, unless otherwise noted.

### Authority

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

### Source

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

### Amendments

[75 FR 17549, Apr. 6, 2010]