<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div>> I'm planning on using the same format as the How to Map section of waterway=dock<a href="https://wiki.openstreetmap.org/wiki/Tag:waterway%3Ddock" rel="noreferrer" target="_blank"> </a></div><div><br></div><div>There is already an existing international aerodrome mapping standard and published schema which defines all features, their attributes, the hierarchical relations between them, topologies ( for taxing routing ), and their data type ( point, line, area, etc. ). This is also used in almost all the current aviation simulation software. The Aerodrome Mapping Database (AMDB) at <a href="https://www.eurocontrol.int/articles/aerodrome-mapping-database-amdb">https://www.eurocontrol.int/articles/aerodrome-mapping-database-amdb</a> based on "RTCA DO-272<span class="gmail-doc-name"> User Requirements for Aerodrome Mapping Information", explanation at "<font size="2">S<span style="left: 185.994px; top: 338.804px;">urvey and Data Standards for Submission </span><span style="left: 120.6px; top: 359.798px;">of Aeronautical Data Using Airports GIS" (<a href="https://www.faa.gov/documentLibrary/media/Advisory_Circular/150-5300-18C.pdf"> https://www.faa.gov/documentLibrary/media/Advisory_Circular/150-5300-18C.pdf</a> )</span>. The standard document itself is pricey, but their are several free XML versions with viewers out there ( <a href="http://amxm.aero/">http://amxm.aero/</a> ). <br></font></span></div><div><span class="gmail-doc-name"><font size="2"><br></font></span></div><div><span class="gmail-doc-name"><font size="2">Going forward, at least in the United States, the FAA has released some and in the future many more datasets of airports under the</font></span> Airports <abbr>GIS</abbr> and Electronic Airport Layout Plan (<abbr>eALP</abbr>) <a href="https://www.faa.gov/airports/planning_capacity/airports_gis_electronic_alp/">https://www.faa.gov/airports/planning_capacity/airports_gis_electronic_alp/</a></div><div><br></div><div>From <a href="https://wiki.openstreetmap.org/wiki/Proposed_features/runway_holding_position">https://wiki.openstreetmap.org/wiki/Proposed_features/runway_holding_position</a> " Testing these turn-by-turn systems, however, requires detailed airport
information, and must include runway holding position markings. In a
simulation environment, OSM would provide an excellent data source." - it would be 'excellent' only if it conformed to the real and virtual data models already in the world.
</div><div><br></div><div>Michael Patrick<br></div><div><span class="gmail-doc-name"></span>
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