412.5 - Residential aircraft hangars
Residential aircraft hangars as defined in Section 412.2 shall comply with Sections 412.5.1 through 412.5.5.
412.5.1
Fire separation. A
hangar shall not be attached to a dwelling unless separated by
a fire barrier having a fire-resistance
rating of not less than 1 hour. Such separation shall be continuous
from the foundation to the underside of the roof and unpierced except for doors
leading to the dwelling
unit. Doors into the
dwelling
unit must be equipped with
self-closing devices and conform to the requirements of Section 715 with at
least a 4-inch (102 mm) noncombustible raised sill. Openings from a hanger
directly into a room used for sleeping purposes shall not be
permitted.
412.5.2
Egress. A hangar shall provide two means of egress. One
of the doors into the dwelling shall be considered as meeting
only one of the two means of egress.
412.5.3
Smoke alarms. Smoke
alarms shall be provided within the hangar in accordance with Section 907.2.21.
[F]
412.5.4
Independent
systems. Electrical, mechanical and plumbing drain, waste and vent (DWV)
systems installed within the hangar shall be independent of the systems
installed within the dwelling. Building sewer lines shall be
permitted to be connected outside the structures.
Exception: Smoke detector wiring and feed for electrical subpanels in the hangar.
412.5.5
Height and area limits.
Residential aircraft hangars shall not exceed 2,000 square feet (186
m2) in area and 20 feet (6096 mm) in
building height.
Notes
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No prior version found.