G

GATE HOLD PROCEDURES-Procedures at selected airports to hold aircraft at the gate or other ground location whenever departure delays exceed or are anticipated to exceed 15 minutes. The sequence for departure will be maintained in accordance with initial call‐up unless modified by flow control restrictions. Pilots should monitor the ground control/clearance delivery frequency for engine start/taxi advisories or new proposed start/taxi time if the delay changes.
GBT-
(See GROUND-BASED TRANSCEIVER.)
GCA-
(See GROUND CONTROLLED APPROACH.)
GDP-
(See GROUND DELAY PROGRAM.)
GENERAL AVIATION- That portion of civil aviation which encompasses all facets of aviation except air carriers holding a certificate of public convenience and necessity from the Civil Aeronau-tics Board and large aircraft commercial operators.
(See ICAO term GENERAL AVIATION.)
GENERAL AVIATION [ICAO]- All civil aviation operations other than scheduled air services and nonscheduled air transport operations for remunera-tion or hire.
GEO MAP- The digitized map markings associated with the ASR‐9 Radar System.