---
kind: "section"
citation: "49 C.F.R. § 176.137"
title: "49"
number: "176.137"
heading: "Portable magazine."
url: "https://uscodex.org/cfr/49/176.137"
---

# §176.137. Portable magazine.

- (a) Each portable magazine used for the stowage of Class 1 (explosive) materials on board vessels must meet the following requirements:
  - (1) It must be weather-tight, constructed of wood or metal lined with wood at least 2 cm (0.787 inch) thick, and with a capacity of no more than 3.1 cubic m (110 cubic feet).
  - (2) All inner surfaces must be smooth and free of any protruding nails, screws or other projections.
  - (3) If constructed of wood, a portable magazine must be framed of nominal 5 cm × 10 cm (2 × 4 inch) lumber, and sheathed with nominal 20 mm (0.787 inch) thick boards or plywood.
  - (4) When constructed of metal, the metal must be not less than 3.2 mm (0.126 inch) thick.
  - (5) Runners, bearers, or skids must be provided to elevate the magazine at least 10 cm (3.9 inches) from the deck. Padeyes, ring bolts, or other suitable means must be provided for securing.
  - (6) If the portable magazine has a door or hinged cover, the door or cover must have a strong hasp and padlock or equally effective means of securing.
  - (7) The portable magazine must be marked on its top and four sides, in letters at least 8 cm (3 inches) high, as follows:
- (b) A portable magazine which meets the requirements for a type 2 or type 3 magazine under [27 CFR part 555](/cfr/27/part555.md) [subpart K](/cfr/49/subpartK.md) may be used for the stowage of Class 1 (explosive) materials on board vessels.
- (c) A portable magazine with a capacity exceeding 3.1 m 3 (110 cubic feet) may be used for the stowage of Class 1 (explosive) materials under such construction, handling, and stowage requirements as the COTP approves.

## Notes

### Amendments

[Amdt. 176-30, 55 FR 52696, Dec. 21, 1990, as amended at 66 FR 45185, Aug. 28, 2001; 6 FR 56317, Sept. 13, 2011]

### 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 66 FR 45185, Aug. 28, 2001; 6 FR 56317, Sept. 13, 2011]