10 January 2005
including change 3, 13 April 2007
Ancillary space requirements will vary based on facility
requirements. Provide spaces for paint mixing, paint storage,
waste paint area, bead blast rooms, gear equipment and tools,
office, nondestructive inspection, strip/rinse, paint spray, and dry
storage. Base the size of the rooms on the workload. Provide exit
doors to the outside for rooms designated for storing or mixing
chemicals or paints. Provide a depressed floor slab or doorsills
with ramps to contain spills. Separate spaces where stripping,
blasting, or grinding are done from spaces where painting is done.
Provide storage space for dry filters. Provide stairs for personnel
and a roof mounted jib crane for materials transport to the roof.
Provide a loading dock.
Provide a trench drain at the doorway between the hangar bays
and the ancillary spaces.
Provide a connection to the station Industrial Waste Treatment
System or to a collection tank from all drains. The corrosion control
process generates large amounts of water that could potentially
hold solid or liquid paint residue or other solvents and wastes.
Provide space for work on composite helicopter rotor blades if
An overhead bridge crane is not required in the hangar bays.
Locate utilities on the side walls. Use of utility pits in hangar floors
Design for the aircraft fully loaded with fuel.
The hangar structure should be steel frame with open-web, steel-joist roof. The
structure for areas adjacent to the hangar area should be load bearing, insulated,
concrete-masonry unit construction with open-web, steel-joist roof. Equip the
strip/rinse room with a 1,814 kg (2-ton) overhead monorail. Incorporate the
requirements of NFPA 33, Spray Application Using Flammable or Combustible
Materials into the design.
With the exception of the following criteria, walls should be in accordance with