Manuals/Codes of Practice

DOE-HDBK-XXXX-2005

06/30/2005

351.

MANUALS/CODES OF PRACTICE. As applied to integrated safety management,

documented instructions that define methods, processes, and procedures for DOE and the

contractor to use in implementing safety requirements and guidelines. These

manuals/codes of practice document the safety infrastructure of an integrated safety

management system and provide the basis for work planning, authorization protocols,

formality of operations, and feedback and improvement processes. [DNFSB mandated]

[DOE G 450.4-1B]

352.

MARGIN. The difference between service conditions and the design parameters used in

the design of a component, system, or structure. [DOE O 5480.EQ] [EH62dd1]

353.

MARGIN OF SAFETY. That margin built into the safety analyses of the facility as set

forth in the authorization basis acceptance limits. [DOE O 5480.21][EH62dd1]

354.

MARKING. A descriptive name, identification number, instructions, cautions, weight,

specification, or UN marks, or combinations thereof, required by this subchapter on outer

packagings of hazardous materials. [49 CFR 171.8]

355.

MATERIAL ACCESS AREA (MAA). An area that contains a Category I quantity of

special nuclear material and is specifically defined by physical barriers, located within a

Protected Area, and subject to specific access controls. [DOE O 6430.1A]

MATERIAL BALANCE AREA (MBA). A subsidiary account of a facility designed to

356.

establish accountability and to localize inventory differences. [DOE O 6430.1A]

357.

MAXIMUM CREDIBLE FIRE LOSS (MCFL). The property damage that would be

expected from a fire, assuming that:

A. All installed fire protection systems function as designed.

B. The effect of emergency response is omitted except for post-fire actions such as

salvage work, shutting down water systems, and restoring operation. [DOE O

5480.7A] [EH62dd1]

358.

MAXIMUM POSSIBLE-FIRE LOSS (MPFL). The value of property, excluding land

value, within a fire area, unless a fire hazards analysis demonstrates a lesser (or greater)

loss potential. This assumes the failure of both automatic fire suppression systems and

manual fire fighting efforts. [DOE O 5480.7A] [DOE-STD-1066-97]

359.

MEDICAL REMOVAL PROTECTION BENEFITS. The employment rights established

by section 850.35 of 10 CFR Part 850 for beryllium-associated workers who voluntarily

DRAFT