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  "structure_own_ways": 5,
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   "stations": 671,
   "stations_resolved": 671,
   "width_median_m": 8.25,
   "width_p10_m": 5.75,
   "width_min_m": 2.0,
   "width_max_m": 12.0,
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   "unbounded_share": 0.642,
   "confidence_median": 0.0,
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   "window_m": [
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    715.0
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   "width_at_max25_m": 11.12,
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   "single_track": false,
   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
   "status": "ok",
   "source": "dtm",
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   "window_station_m": 5.0,
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   "stations_failed": 0,
   "hedge_to_hedge": {
    "stations": 671,
    "stations_resolved": 671,
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    "stations_failed": 0
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Gourdon",
  "county": "Ard\u00e8che",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}