---
kind: "section"
citation: "30 C.F.R. § 75.830"
title: "30"
number: "75.830"
heading: "Splicing and repair of trailing cables."
url: "https://uscodex.org/cfr/30/75.830"
---

# §75.830. Splicing and repair of trailing cables.

- (a) **Splices and repairs.**
  - (1) Splicing means the mechanical joining of one or more severed conductors in a single length of a cable including the replacement of: Insulation, semi-conductive tape, metallic shielding, and the outer jacket(s).
  - (2) Repair means to fix damage to any component of the cable other than the conductor.
  - (3) Splices and repairs to high-voltage trailing cables must be made:
    - (i) Only by a qualified person trained in the proper methods of splicing and repairing high-voltage trailing cables;
    - (ii) In a workman-like manner;
    - (iii) In accordance with [§ 75.810](/cfr/30/75.810.md); and
    - (iv) Using only MSHA-approved high-voltage kits that include instructions for outer-jacket repairs and splices.
- (b) **Splicing limitations.**
  - (1) Splicing of the high-voltage trailing cable within 35 feet of the continuous mining machine is prohibited.
  - (2) Only four (4) splices will be allowed at any one time for the portion of the trailing cable that extends from the continuous miner outby for a distance of 300 feet.

## 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]