Technical deep-dives into traffic data, API architecture, and the challenges of normalizing 57 jurisdictions.
Every US state and Canadian province runs its own 511 system with a different format. Here's how the adapter registry pattern normalizes Transnomis JSON, ArcGIS, GraphQL, WZDx, protobuf, and more into one schema.
10,000+ live camera feeds from 40+ states with direct image URLs. No other API provides this — here's how to use it in your app.
621,000 bridges from the FHWA National Bridge Inventory — height clearances, weight ratings, posting status. Query by corridor with PostGIS spatial search.
Drop real-time traffic data directly into Leaflet, Mapbox, or QGIS. Spatial queries, compact vs full detail modes, and map-ready responses.
Seasonal weight restrictions from MN, WI, MI, ON, QC, NS — with active dates and polyline geometry. Stop looking up restrictions state by state.
Step-by-step tutorial: real-time events on a map, camera popups, road condition overlays. From zero to a working dashboard in 30 minutes.