NoVA Bicycle Infrastructure Network Atlas (Keystone GIS Day 65)

Every mapped physical bicycle facility in Northern Virginia - 1,625 km across 8,937 segments - classified by protection level, scored for network connectivity, and joined to tract-level bike commuting. Derived from OpenStreetMap, cross-verified against the VDOT Bicycle Facility Inventory (0.6 percent regional agreement) and Arlington County GIS. Includes network and tract GeoPackages with FGDC metadata, DBSCAN corridor clusters, connectivity components table, jurisdiction summary, web GeoJSONs, PDF report, and reproducibility manifest.Produced by the Keystone GIS Northern Virginia Autonomous GIS Research Program. Full methodology, interactive map, and FGDC metadata: https://keystonegis.com/datasets/nova-bike-network-day65.html