| Label |
Groups |
Reference type |
References |
|
UNCONTROLLED_AIRSPACE
|
AIR_TRNSP, TRNSP
|
IR
|
[AIM]
|
|
UNDERGROUND_BUNKER
|
SHELTER
|
IR
|
[FACC, Annex A: AH060]
|
|
UNDERGROUND_DWELLING
|
SHELTER
|
PR
|
[FACC, Annex A: AL250]
|
|
UNDERGROUND_RAILWAY
|
EM_PHENOMENON, LAND_TRNSP, TRNSP
|
PR
|
[FACC, Annex A: SU002]
|
|
UNDERGROUND_WATER
|
HYDROLOGY
|
PR
|
[FACC, Annex A: BH115]
|
|
UNDERMINED_LAND
|
PHYSIOGRAPHY
|
PR
|
[FACC, Annex A: DB220]
|
UNDERWATER_COMMUNICATION-
_DEVICE
|
COMMUNICATION, DEVICE_AND_EQUIPMENT, HYDROGRAPHIC_ARTEFACT, HYDROGRAPHIC_TRNSP, INFRASTRUCTURE, TRNSP
|
DR
|
[NSOED]
|
|
UNDERWATER_HAZARD
|
HYDROGRAPHIC_TRNSP, TRNSP
|
PR
|
[FACC, Annex A: BD000]
|
|
UNDERWATER_OBJECT
|
ABSTRACT_OBJECT
|
IR
|
[FACC, Annex A: BD005]
|
|
UNDERWATER_REGION
|
HYDROLOGY
|
DR
|
[NSOED]
|
|
UNMANNED_WINGED_AIRCRAFT
|
AIR_TRNSP, TRNSP, VEHICLE
|
DR
|
[NSOED]
|
|
UNMONUMENTED_POINT
|
LOCATION, SURVEY
|
PR
|
[FACC, Annex A: ZB031]
|
|
UNVEGETATED_LAND
|
LIVING_ORGANISM, PHYSIOGRAPHY, PLANT
|
PR
|
[FACC, Annex A: EE020]
|
|
URANUS
|
SPACE
|
IR
|
[PSMOP]
|
|
UTILITY_HELICOPTER
|
AIR_TRNSP, TRNSP, VEHICLE
|
DR
|
[NSOED]
|
|
UTILITY_VESSEL
|
HYDROGRAPHIC_TRNSP, TRNSP, VEHICLE
|
DR
|
[NSOED]
|
|
UTILITY_WINGED_AIRCRAFT
|
AIR_TRNSP, TRNSP, VEHICLE
|
IR
|
[JAWA, Type Classifications, Class 7]
|