UFC 4-211-02N
10 January 2005
including change 3, 13 April 2007
4-4.3
Walls.
Isolate work-bays and spaces used for paint and chemical mixing with 2-hour
fire-rated walls. All interior surfaces of the hangar bay shall be smooth such that
the accumulation of dust is not possible. Hangar bay walls and ceiling shall be
sealed to prevent migration of dust into the cavity behind the wall or above the
ceiling.
4-4.4
Floors.
Design work-bay floors in accordance with the criteria in UFC 3-260-02. Design
other floors in accordance with UFC 1-200-01.
4-4.5
Ceilings.
Provide administrative and personnel spaces with a noncombustible, suspended
acoustical ceiling.
4-4.6
Doors and Door Controls.
Provide doors and controls in accordance with UFC 4-211-01N.
4-4.7
Building Insulation.
Insulate building walls, roof, and floor in accordance with UFC 4-211-01N.
4-4.8
Surface Treatment.
In addition to the requirements in paragraph 2-3.8, provide walls, inside surfaces
of doors, and ceilings of work-bays with a light-colored, smooth, hard surface.
4-4.9
Exterior Pavement.
Exterior paved areas of the hangar include aircraft and vehicle access and non-
organizational parking. Aircraft pavement should be in accordance with UFC 3-
260-02, and vehicle access and parking should be in accordance with MIL-
HDBK-1190.
4-4.10
Use Group Classifications.
PMB hangar bay area shall be classified by the IBC as a Factory and Industrial
use group F-1. 4-4.11
Housekeeping. Good housekeeping practices are
essentially to the safe operation of a PMB facility. Visible dust layers shall not be
allowed to accumulate such that the color of a surface is no longer discernable.
4-5
MECHANICAL REQUIREMENTS.
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