{"@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": "Annual estimated length of lane miles by federal-aid system and rural /urban for the 50 States, DC, and Puerto Rico from the Highway Statistics table HM-48.", "distribution": [{"@type": "dcat:Distribution", "describedBy": "https://data.transportation.gov/api/views/phui-gnza/columns.json", "describedByType": "application/json", "downloadURL": "https://data.transportation.gov/api/v3/views/phui-gnza/query.json?accessType=DOWNLOAD", "mediaType": "application/json"}, {"@type": "dcat:Distribution", "describedBy": "https://data.transportation.gov/api/views/phui-gnza/columns.xml", "describedByType": "application/xml", "downloadURL": "https://data.transportation.gov/api/v3/views/phui-gnza/export.xml?accessType=DOWNLOAD", "mediaType": "application/xml"}, {"@type": "dcat:Distribution", "downloadURL": "https://data.transportation.gov/api/v3/views/phui-gnza/export.csv?accessType=DOWNLOAD", "mediaType": "text/csv"}], "identifier": "https://data.transportation.gov/api/views/phui-gnza", "issued": "2025-03-31", "keyword": ["highway performance monitoring system", "highway statistics", "highways", "hppi", "lane miles", "rural/urban"], "landingPage": "https://www.fhwa.dot.gov/policyinformation/statistics/", "language": ["en-US"], "license": "https://www.usa.gov/government-works", "modified": "2026-04-24", "primaryITInvestmentUII": "021-099281808", "programCode": ["021:009"], "publisher": {"@type": "org:Organization", "name": "Federal Highway Administration"}, "spatial": "State", "systemOfRecords": "https://www.govinfo.gov/content/pkg/FR-2006-05-03/pdf/E6-6510.pdf", "temporal": "2000-01-01/2024-12-24", "theme": ["Transportation"], "title": "Federal-Aid Highway System Estimated Lane Miles by State, 2000 - 2008, 2011 - 2024 (HM-48)"}