Tunnels by NHS and State
This summary tables provides annual counts of tunnels on and off the National Highway System (NHS) by States and territories beginning in 2018.
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Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| bureauCode |
[ "021:15" ] |
| contactPoint |
{ "fn": "FHWA-Data Team", "@type": "vcard:Contact", "hasEmail": "mailto:no-reply@data.transportation.gov" } |
| dataQuality |
true
|
| description | This summary tables provides annual counts of tunnels on and off the National Highway System (NHS) by States and territories beginning in 2018. |
| distribution |
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| identifier | https://data.transportation.gov/api/views/ka9m-ar5q |
| issued | 2026-05-15 |
| keyword |
[ "nhs", "nti", "tunnels" ] |
| landingPage | https://www.fhwa.dot.gov/bridge/inspection/tunnel/inventory.cfm |
| language |
[ "en-US" ] |
| license | https://www.usa.gov/government-works |
| modified | 2026-05-15 |
| programCode |
[ "021:009" ] |
| publisher |
{ "name": "Federal Highway Administration", "@type": "org:Organization" } |
| temporal | 2018/2025 |
| theme |
[ "Roadways and Bridges" ] |
| title | Tunnels by NHS and State |
