{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["021:15"], "contactPoint": {"@type": "vcard:Contact", "fn": "Office of Highway Policy Information", "hasEmail": "mailto:PolicyInfoFeedback@dot.gov"}, "dataQuality": true, "description": "2018 Traffic Volume Data from FHWA's TMAS Data Program. Unweighted raw continuous traffic count information collected by state highway agencies.", "distribution": [{"@type": "dcat:Distribution", "describedBy": "https://data.transportation.gov/api/views/4z2n-nkpd/columns.json", "describedByType": "application/json", "downloadURL": "https://data.transportation.gov/api/v3/views/4z2n-nkpd/query.json?accessType=DOWNLOAD", "mediaType": "application/json"}, {"@type": "dcat:Distribution", "describedBy": "https://data.transportation.gov/api/views/4z2n-nkpd/columns.xml", "describedByType": "application/xml", "downloadURL": "https://data.transportation.gov/api/v3/views/4z2n-nkpd/query.xml?accessType=DOWNLOAD", "mediaType": "application/xml"}, {"@type": "dcat:Distribution", "downloadURL": "https://data.transportation.gov/api/v3/views/4z2n-nkpd/export.csv?accessType=DOWNLOAD", "mediaType": "text/csv"}], "identifier": "https://data.transportation.gov/api/views/4z2n-nkpd", "issued": "2021-04-29", "keyword": ["hppi", "traffic", "traffic volume trends"], "landingPage": "https://www.fhwa.dot.gov/policyinformation/", "language": ["en-US"], "license": "https://www.usa.gov/government-works", "modified": "2026-04-23", "programCode": ["021:009"], "publisher": {"@type": "org:Organization", "name": "Federal Highway Administration"}, "spatial": "United States", "temporal": "2018-01-01/2018-12-31", "theme": ["Roadways and Bridges"], "title": "Travel Monitoring Analysis System (TMAS) Traffic Volume 2018"}