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Questions tagged [infrastructure]

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Data on all direct flights between airports and their location

I'd like to calculate the total mileage of direct airline routes that connect airports around the world like shown on the flight connect map Where could I find a database with the airport locations ...
Ed Tate's user avatar
  • 113
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Global geospatial data on roads that includes year built?

Can anyone recommend geospatial data sources for roads that have wide geographic coverage and provide road construction year? I have come across the Global Roads Inventory Project (GRIP), which ...
jccborders's user avatar
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Is there a dataset that has average road quality by United States county?

I can't think of a measure for road quality, exactly, but I'm looking for a dataset that ideally has some numeric value (e.g., 1 through 10, 1 being the "worst" road quality) representing ...
Michael A's user avatar
  • 529