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View::XMLSchemaDatatypes
]
Properties
whiteSpace
[Initial Value =
collapse]
string
See diagrams:
TouchDownLiftOff ^
<<feature>> [Logical View::AIXM::AIXM
Features::AirportHeliport::Helicopter
Surfaces]
Definition
A load bearing area on which a helicopter may touch down or lift-off.
Properties
designator TextDesignatorType The textual
designator of the
touch down and liftoff
area.
length ValDistanceType The value of the
physical length of the
touchdown and lift-off
area.
width ValDistanceType The value of the
physical width of the
touchdown and lift-off
area.
TouchDownLiftOff ^
slope ValSlopeType The slope (rate of
upward inclination of
the surface from the
horizontal) of the
surface of a feature.
helicopterClass CodeHelicopterPerformanceType The class of a
helicopter based on
its performance
during a critical
power unit failure
after take-off.
abandoned CodeYesNoType Indicating that the
surface is no longer
in operational use,
but it is still physically
present and visible,
although usually in a
degraded state.
aimingPoint ElevatedPoint(0..1) Aiming point for the
TouchDownLiftOff
zone.
extent ElevatedSurface(0..1) Extent of the
TouchDownLiftOff
zone.
surfaceProperties SurfaceCharacteristics(0..1) Surface
characteristics of the
touch down lift off
zone.
associatedAirportHeliport AirportHeliport(0..1) The airport the
TouchDownLiftOff
zone is associated
with.
approachTakeOffArea Runway(0..1) The approach and
take off runway area
containing the
touchdown lift off
zone.
contaminant TouchDownLiftOffContamination(0..*) TouchDownLiftOff
contaminant.
annotation Note(0..*)
availability ManoeuvringAreaAvailability(0..*) The operational
TouchDownLiftOff ^
status of the
TouchDownLiftOff
area.
Used by
GuidanceLine
TouchDownLiftOffSafeArea
TouchDownLiftOffLightSystem
TouchDownLiftOffMarking
Navaid
DesignatedPoint The centre
(aiming
point) of
the TLOF
may be
used as a
significant
point on
Instrument
Approach
Procedures
.
SignificantPoint
LandingTakeoffAreaCollection
See diagrams: 2 - AirportHeliport Associations
4 - Manoeuvring Area Availability
2 - Guidance Line
1 - Runway
1 - Significant Points
2 - Designated Point
1 - Surface Marking
1 - TLOF
2 - TLOF Protection Area
1 - Surface Contamination
2 - Surface Lighting Elements
1 - Navaid
5 - LandingTakeoffArea
TouchDownLiftOffContamination
(extends: SurfaceContamination)
^
TouchDownLiftOffContamination
(extends: SurfaceContamination)
^
<<object>> [Logical View::AIXM::AIXM
Features::AirportHeliport::Surfac
e Contamination]
Definition
The presence or removal of hazardous conditions due to snow, ice, slush, water,
etc. on the TLOF surface.
Properties
Used by
TouchDownLiftOff
See
diagrams:
1 - Surface Contamination
TouchDownLiftOffLightSystem
(extends: GroundLightSystem)
^
<<feature>> [Logical View::AIXM::AIXM
Features::AirportHeliport::Lighting
]
Definition
The lighting system provided for a TLOF surface at an aerodrome/heliport.
Properties
position CodeTLOFSectionType A code indicating the part of
the TLOF surface the lighting
system is serving. For
example, TDZ, THR, centre
line, edge, etc..
lightedTouchDownLiftOff TouchDownLiftOff(0..1) The touch down lift off zone lit
by the
TouchDownLiftOffLightSystem
.
Used by
See diagrams: 1 - TLOF
2 - Surface Lighting Elements
TouchDownLiftOffMarking
(extends: Marking)
^
<<feature>> [Logical View::AIXM::AIXM
Features::AirportHeliport::Markings
]
Definition
A symbol or group of symbols displayed on the surface of the touch down and lift-off
area.
Properties
markingLocation CodeTLOFSectionType A code indicating
the location of the
marking relative
to the surface.
markedTouchDownLiftOff TouchDownLiftOff(0..1) The
TouchDownLiftOf
f marked.
Used by
See diagrams: 1 - Surface Marking
1 - TLOF
TouchDownLiftOffSafeArea
(extends: AirportHeliportProtectionArea)
^
<<feature>> [Logical View::AIXM::AIXM
Features::AirportHeliport::Helicopte
r Surfaces]
　
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