---
kind: "section"
citation: "30 C.F.R. § 75.804"
title: "30"
number: "75.804"
heading: "Underground high-voltage cables."
url: "https://uscodex.org/cfr/30/75.804"
---

# §75.804. Underground high-voltage cables.

- (a) Underground high-voltage cables used in resistance grounded systems shall be equipped with metallic shields around each power conductor with one or more ground conductors having a total cross sectional area of not less than one-half the power conductor, and with an insulated external conductor not smaller than No. 8 (A.W.G.) or an insulated internal ground check conductor not smaller than No. 10 (A.W.G.) for the ground continuity check circuit.
- (b) All such cables shall be adequate for the intended current and voltage. Splices made in such cables shall provide continuity of all components.

## Notes

### Amendments

[38 FR 4976, Feb. 23, 1973]

### Authority

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

### Source

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

### Amendments

[38 FR 4976, Feb. 23, 1973]