Taxiway Guidance Line
Represents a guidance line painted on a taxiway
- Layer
taxiwayguidanceline- Geometry
- LineString
- Feature type
- 16
Taxiway guidance lines (taxilines) are refered to in ICAO Doc. 9157 as taxiway centrelines
See definition ICAO Annex 14, CHapter 5.2.8
Taxiway guidance lines shall exclude exit lines and aircraft stand guidance taxilines
Properties
| Prop | Type |
|---|---|
| idlin | Object identifier (not unique) Represents the name of the guidance line Note that this value will ALWAYS match the The above is not neccessarily true for RunwayExitLines Example: |
| status | Permanent state of feature (exceeding the AIRAC-cycle of 56 days) Non-permanent closures or outages of less than 56 days are not adressed in the airport maping database but will be addressed via NOTAMS Example: |
| wingspan | Maximum wingspan allowed on the taxiway, measured in meters Example: |
| maxspeed | Maximum speed allowed on the taxiway, measured in knots Example: |
| color | The color of the painted taxiline Example: |
| style | Style of the painted taxiline Example: |
| direc | Directionality of the corresponding taxiway Example: |
| id | Unique identifier for this feature instance. Only unique per feature type |
| feattype | |
| idarpt | ICAO aerodrome location indicator Example: |
Taxiway Element
Surface of a Taxiway
Taxiway Holding Position
A marking painted at a position intended to protect a runway, an obstacle limitation surface, or an ILS/MLS critical/sensitive area at which taxiing aircraft and vehicles are expected to stop and hold unless otherwise authorized by the aerodrome control tower.