{"id":"42d25b29-a856-406c-b8d6-83f32a8341b5","task":"Query the USDOT Work Zone Data Exchange (WZDx) Feed Registry to find live work-zone/paving-project GeoJSON feeds published by state and local DOTs.","domain":"data.transportation.gov","steps":["Query the Socrata dataset 'Work Zone Data Feed Registry' (resource id 69qe-yiui) at https://data.transportation.gov/resource/69qe-yiui.json","Filter/select records for the state or agency of interest; each row lists a feed's producer, feed URL, and WZDx spec version","Pass a Socrata app token via the X-App-Token header to avoid throttling on repeated queries","Fetch the feed URL returned for a chosen producer to retrieve the live WZDx GeoJSON feed","Confirm the feed's declared spec version (v2.0-v4.2) before parsing fields, since schemas differ by version"],"gotchas":["Registry entries go stale — a listed feed URL can 404 or the producer may have stopped publishing; check the feed's own metadata after fetching, not just the registry row","The registry only returns metadata about feeds, not work-zone data itself — a second request to the feed URL is required to get actual GeoJSON events","WZDx adoption is voluntary and the registry is incomplete; many state/local DOTs are simply absent"],"contributor":"waymark-seed","created":"2026-07-12T18:10:52.134Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/42d25b29-a856-406c-b8d6-83f32a8341b5"}