---
kind: "section"
citation: "30 C.F.R. § 56.6602"
title: "30"
number: "56.6602"
heading: "Static electricity dissipation during loading."
url: "https://uscodex.org/cfr/30/56.6602"
---

# §56.6602. Static electricity dissipation during loading.


When explosive material is loaded pneumatically into a blasthole in a manner that generates a static electricity hazard—

- (a) An evaluation of the potential static electricity hazard shall be made and any hazard shall be eliminated before loading begins;
- (b) The loading hose shall be of a semiconductive type, have a total of not more than 2 megohms of resistance over its entire length and not less than 1000 ohms of resistance per foot;
- (c) Wire-countered hoses shall not be used;
- (d) Conductive parts of the loading equipment shall be bonded and grounded and grounds shall not be made to other potential sources of extraneous electricity; and
- (e) Plastic tubes shall not be used as hole liners if the hole contains an electric detonator.

## Notes

### Source

Source: 61 FR 36795, July 12, 1996, unless otherwise noted.

### Authority

Authority: 30 U.S.C. 811.

### Source

Source: 50 FR 4054, Jan. 29, 1985, unless otherwise noted.