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In addition, the AirspaceLayer class may be used to encode limitations on the vertical levels. In case the AirspaceLayer class is used to encode vertical limits, they shall correspond with the values specified in the StandardLevelColumn.
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Should the airspace layer be encoded with the same FL as the route segment upper and lower limit? Should there be a rule? Still open discussion if Class is attribute of Route or surrounding Airspace. |
Coding Rules for Direction of Cruise Levels
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