---
kind: "section"
citation: "49 C.F.R. § 176.140"
title: "49"
number: "176.140"
heading: "Segregation from other classes of hazardous materials."
url: "https://uscodex.org/cfr/49/176.140"
---

# §176.140. Segregation from other classes of hazardous materials.

- (a) Class 1 (explosive) materials must be segregated from other packaged hazardous materials in accordance with [§ 176.83](/cfr/49/176.83.md).
- (b) Class 1 (explosive) materials must be segregated from bulk solid dangerous cargoes in accordance with the IMDG Code (IBR, see [§ 171.7](/cfr/49/171.7.md) of this subchapter). Notwithstanding [§ 176.83(b)](/cfr/49/176.83.md?p=b), ammonium nitrate and sodium nitrate may be stowed together with blasting explosives, except those containing chlorates, provided the mixed stowage is treated as blasting explosives (see [§ 176.410(e)](/cfr/49/176.410.md?p=e)).

## Notes

### Amendments

[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 68 FR 45041, July 31, 2003; 68 FR 75748, Dec. 31, 2003]

### Source

Source: Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, unless otherwise noted.

### Authority

Authority: 49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97.

### Source

Source: Amdt. 176-1, 41 FR 16110, Apr. 15, 1976, unless otherwise noted.

### Amendments

[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 68 FR 45041, July 31, 2003; 68 FR 75748, Dec. 31, 2003]