# TerraFabric Ontology — generated by terrafabric-server
# version 1.0.0

@prefix tf: <https://terrafabric.world/ont#> .
@prefix tfr: <https://terrafabric.world/id/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dct: <http://purl.org/dc/terms/> .
@prefix dcat: <http://www.w3.org/ns/dcat#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix sosa: <http://www.w3.org/ns/sosa/> .
@prefix ssn: <http://www.w3.org/ns/ssn/> .
@prefix geo: <http://www.opengis.net/ont/geosparql#> .
@prefix schema: <https://schema.org/> .
@prefix odrl: <http://www.w3.org/ns/odrl/2/> .

<https://terrafabric.world/id/collection/bts-ntad> a tf:DataProductCollection ;
    dct:identifier "bts-ntad" ;
    dct:title "National Transportation Atlas Database" ;
    dct:description "Geographic transportation networks, facilities and associated infrastructure. This is reference context for movement analysis, not measured or live traffic." ;
    tf:providedBy <https://terrafabric.world/id/provider/us-bts> ;
    tf:dataTier tf:tier-product ;
    tf:processingLevel tf:level-L4 ;
    tf:accessClass "free" ;
    tf:hasModality tf:modality-vector ;
    tf:hasModality tf:modality-logistics ;
    tf:hasModality tf:modality-installations ;
    tf:dataCategory tf:category-places ;
    tf:hasPlatform <https://terrafabric.world/id/platform/official-product-specific-platform> ;
    tf:hasInstrument <https://terrafabric.world/id/instrument/published-product-specific-measurement-or-analysis> ;
    tf:allWeather false ;
    tf:nightCapable false ;
    tf:taskable false ;
    tf:license <https://terrafabric.world/id/license/us-public-domain> ;
    tf:releasability tf:marking-public ;
    dcat:keyword "movement" ;
    dcat:keyword "ground" ;
    dcat:keyword "air" ;
    dcat:keyword "maritime" ;
    dcat:keyword "transportation" ;
    dcat:keyword "reference" ;
    tf:spatialExtent <https://terrafabric.world/id/collection/bts-ntad/extent/spatial> ;
    tf:temporalExtent <https://terrafabric.world/id/collection/bts-ntad/extent/temporal> ;
    tf:format <https://terrafabric.world/id/format/gis-datasets> ;
    tf:accessibleVia <https://terrafabric.world/id/collection/bts-ntad/access/0> .

<https://terrafabric.world/id/collection/bts-ntad/extent/spatial> a tf:SpatialExtent ;
    tf:bbox "-180,0,180,85" ;
    tf:asWKT "POLYGON((-180 0,180 0,180 85,-180 85,-180 0))"^^geo:wktLiteral .

<https://terrafabric.world/id/collection/bts-ntad/extent/temporal> a tf:TemporalExtent ;
    tf:startDate "2026-09-29"^^xsd:date .

<https://terrafabric.world/id/collection/bts-ntad/access/0> a tf:AccessMethod ;
    tf:accessKind "https" ;
    tf:endpointURL "https://www.bts.gov/ntad"^^xsd:anyURI .