cipher door lock at the first floor entrance with an intercom and remote lock
release in the tower cab.
Additional Design Criteria.
Refer to Section 2 for facility design
requirements not addressed above.
Air Traffic Control Tower Base Building
Function. The air traffic control tower base building provides
housing for equipment and personnel to support IFR control of aircraft on
approach to or departure from the terminal radar facility or airport. Other
functions include ground controlled approach (GCA) or PAR for landing aircraft
during inclement weather and limited visibility.
Locate adjacent to the air traffic control tower.
Architectural and Structural Requirements. See Facility Plate
141-71 (Sheets 1 through 3 of 3). Provide the following:
a) Removable, modular, access flooring in the IFR and terminal
equipment rooms with 18 inches of clearance provided between the floor panels
and subfloor to accommodate wiring and insulated piping. Refer to par.
A 9-foot clear ceiling height above accessible flooring.
Built-in workbenches and shelving in the terminal equipment
Facility and restroom areas readily accessible by the physically
e) Interior and exterior acoustical treatment to attain the room
criteria described in par. 2.3.1.
f) Cable troughs or conduits between the air traffic control tower
and the base building for intrafacility cabling. Exact dimensions of the
cable trough or size and number of conduits are specified in the BESEP.
Windows. Do not provide windows in IFR or terminal equipment rooms.
Provide insulated glazing for noise reduction in administrative areas. Refer
to par. 2.3.10.
Uninterrupted Power Supply (UPS). Provide non-redundant UPS in
accordance with par. 2.5.8. Use the anticipated load to determine the size of