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  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/connecticut-2026-08-23.osm.pbf",
  "osm_snapshot": "2026-08-22T20:21:28Z",
  "run_id": "redo-ct-3-260824",
  "elevation_provider": "USGS 3DEP (The National Map)",
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  "notes": "Coarse pass: max 10.5% over 200 m (Terrain 50), gain 63.7 m over 712 m way. KEPT at seed extent: no ascending continuation (min_avg=2.0%). DEDUPE: absorbed 1 overlapping proposal(s): discovered-lane-41-8277-73-1530 ADOPTED (NE wave 1, 2026-08-25): clean-steep. Wales dials per PRODUCTION 'US ADOPTION DIALS'.",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing.html"
 },
 "area": {
  "place": "Torrington",
  "county": "Connecticut"
 }
}