UFC 4-211-02N
10 January 2005
including change 3, 13 April 2007
a. Exterior walls of the hangar area should be a steel frame and girts
framing system with insulated preformed (corrugated) metal siding.
Use insulated concrete masonry units for all other exterior walls.
b. Separate the hangar area from paint mixing and storage rooms,
chemical mixing room, cleaning gear and storage room, corridor,
and toilet and locker areas, by 2-hour fire-rated walls.
c. Separate hangar bays in multiple-bay structures by 3-hour fire-
rated walls.
d. Provide seals at doors, wall penetrations, and building joints in the
hangar bays and ancillary spaces to ensure airtight performance to
maintain pressure differentials and prevent contamination of the air
in the hangar bay.
2-3.3
Roofs.
Roofs should meet the criteria defined in UFC 4-211-01N.
2-3.4
Floors.
Floors should meet the following criteria:
a. The hangar area floor should be designed in accordance with
criteria in UFC 3-260-02, Pavement Design for Airfields.
b. Design other floors in accordance with UFC 1-200-01. Install
resilient tile or sheet floor coverings.
c. For new construction, use of a thin epoxy white reflective floor
coating is prohibited. Include a white dry shake floor hardener as
the topping on the floor slab in the hangar area. Refer to UFC 4-
211-01N for new construction and maintenance policies.
2-3.5
Ceilings.
Aircraft bays and paint storage, mixing, and spray areas should have water-
resistant gypsum ceilings. Provide a 1-hour fire-rated ceiling in paint bays.
Provide suspended acoustical ceilings for corridors, toilets, locker rooms, and
offices. Install suspended acoustical ceiling panels in shower areas with vinyl
plastic surfaces. The strip/rinse room ceiling should be of corrosion-resistant,
perforated metal.
2-3.6
Doors and Door Controls.
Provide doors and controls in accordance with UFC 4-211-01N.
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