Transcontinental Airway System

The Transcontinental Airway System was a series of concrete marker arrows, paired with light beacons on metal towers, to guide airmail aeroplanes. In 1933 there were 1,500 such markers on 18,000 of designated routes.

See Transcontinental Airway System; Q6546269

Examples

• https://www.openstreetmap.org/way/246901872
• https://www.openstreetmap.org/way/1571356621

Suggested tags

Provisionally:

• aeroway = navigationaid
• amenity = airway_beacon
• color = [if painted]
• historic = yes [?]
• name = [name]
• navigationaid = arrow
• series = Transcontinental Airway System
• series:wikidata = Q6546269
• source = [source; if given]
• start_date = circa 1923-1933 [more precise if known]
• surface = paved [or "concrete", if verified]
• tourism = ruins

Alternatives

• area = yes (redundant if amenity= is used)
• disused = yes
• material = concrete

Further reading

• http://www.messynessychic.com/2013/11/15/the-forgotten-giant-arrows-that-guide-you-across-america/
• http://surveymarks.planetzhanna.com/airway-beacons-list-western-u-s/
• http://surveymarks.planetzhanna.com/airway-beacons-list-eastern-u-s/