Definition
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AirportHeliport BASELINE as specified in theBasic Data for Airport/Heliport,
Runway BASELINE according to thecoding rules for Basic Data for Runway;
RunwayDirection BASELINE according to the coding rules for Basic Data Runway Direction, including the coding rules for Runway usage.
Data encoding rules
The data encoding rules provided in this section shall be followed in order to ensure the harmonisation of the digital encodings provided by different sources. The compliance with some of these encoding rules can be checked with automatic data validation rules. When this is the case, the number of the encoding rule is mentioned in the data validation rule.
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