Anyone have an idea of what percentage of US roads aren't mapped

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02-29-2012 08:16 AM
ChrisRichmond
New Contributor
This question came up from folks in the field who noticed roads that aren't in the StreetMap network.  I realize not all roads are in the geometric network but does anyone know where I can find documentation on about what percentage of US roads are included in the network?
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Jason_RobinsonRobinson
Esri Regular Contributor
This question came up from folks in the field who noticed roads that aren't in the StreetMap network.  I realize not all roads are in the geometric network but does anyone know where I can find documentation on about what percentage of US roads are included in the network?


Chris,

Not sure if there is a hard and fast percentage number for US roads that are *not* included.  The discussions always going to the data documentation and finding out the vintage/year of the data.  For example link below there is a section regarding the TeleAtlas vintage (pages 12(5)).

http://downloads.esri.com/support/whitepapers/ao_/Esri_Data_and_Maps_10.pdf

Always tough to answer those types of questions though providing vintage information as well as when data is planned to be updated helps.  Or also creating a support incident so the missing roads could be documented is also helpful.

Regards,
Jason R.
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