---
kind: "section"
citation: "46 C.F.R. § 148.155"
title: "46"
number: "148.155"
heading: "Stowage and segregation for potentially dangerous materials."
url: "https://uscodex.org/cfr/46/148.155"
---

# §148.155. Stowage and segregation for potentially dangerous materials.

- (a) A PDM must be stowed and segregated according to the requirements of this section and Table 148.155 of this section.
- (b) **When transporting coal—**
  - (1) Coal must be stowed separate from materials of Class/division 1.4 and Classes 2, 3, 4, and 5 in packaged form; and separated from bulk solid materials of Classes 4 and 5.1;
  - (2) No material of Class 5.1, in either packaged or bulk solid form, may be stowed above or below a cargo of coal; and
  - (3) Coal must be separated longitudinally by an intervening complete cargo compartment or hold from materials of Class 1 other than Class/division 1.4.
- (c) **When transporting direct reduced iron (DRI)—**
  - (1) DRI lumps, pellets, or cold-molded briquettes, and DRI hot-molded briquettes, must be separated from materials of Class/division 1.4, Classes 2, 3, 4, 5, Class 8 acids in packaged form, and bulk solid materials of Classes 4 and 5.1; and
  - (2) No material of Class 1, other than Class/division 1.4, may be transported on the same vessel with DRI.
- (d) Petroleum coke, calcined or uncalcined, must be—
  - (1) Separated longitudinally by an intervening complete cargo compartment or hold from materials of Class/divisions 1.1 and 1.5; and
  - (2) Separated by a complete cargo compartment or hold from all hazardous materials and other potentially dangerous materials in packaged and bulk solid form.

## Notes

### Authority

Authority: 33 U.S.C. 1602; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; 46 U.S.C. 3306, 5111; 49 U.S.C. 5103; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: 75 FR 64591, Oct. 19, 2010, unless otherwise noted.