46 C.F.R. § 148.155

Current through September 30, 2024

Section 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.

Table 148.155-Stowage and Segregation Requirements for Potentially Dangerous Material

Potentially dangerous material	Segregate as for class listed1	"Separate from" foodstuffs	Load only under dry weather conditions	Keep dry	Mechanical ventilation required	"Separate from" material listed	Special provisions
Aluminum Smelting By-products or Aluminum Re-melting Byproducts	4.3	X	X	X	X	Class 8 liquids
Brown Coal Briquettes						See paragraph (b) of this section	See paragraph (b) of this section.
Charcoal	4.1			X		Oily materials
Coal						See paragraph (b) of this section	See paragraph (b) of this section.
Direct reduced iron (A)						See paragraph (c) of this section	See paragraph (c) of this section.
Direct reduced iron (B)						See paragraph (c) of this section	See paragraph (c) of this section.
Ferrophosphorus	4.3	X	X	X	X	Class 8 liquids
Ferrolilicon	4.3	X	X	X	X	Class 8 liquids
Fluorospar		X				Class 8 liquids
Lime, Unslaked				X		All packaged and bulk solid hazardous materials
Linted Cotton Seed				X
Magnesia, Unslaked						All packaged and bulk solid hazardous materials
Metal Sulfide Concentrates	4.2	X				Class 8 liquids
Petroleum Coke		X					See section 148.155(d) .
Pitch Prill	4.1
Pyrites, Calcined		X	X	X	X
Sawdust	4.1			X		All Class 5.1 and 8 liquids
Silicomanganese	4.3	X	X	X	X	Class 8 liquids
Tankage	4.2	X	X
Vanadium	6.1	X
Wood chips	4.1
Wood pellets	4.1
Wood pulp pellets	4.1

¹ See Tables 148.120A and B.

46 C.F.R. §148.155