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   "E676-N6447",
   "E676-N6448",
   "E676-N6449",
   "E676-N6450"
  ],
  "elevation_blocks": [
   "22LHD3KM@2025-09-17"
  ],
  "ign_dalles": [
   "LHD_FXX_0674_6446_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0674_6447_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0675_6446_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0675_6447_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0675_6448_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0675_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0675_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0676_6447_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0676_6448_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0676_6449_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0676_6450_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0676_6451_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD3KM"
  ],
  "ign_editions": [
   "2025-09-17"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0674_6446_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0674_6447_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0675_6446_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0675_6447_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0675_6448_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0675_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0675_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0676_6447_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0676_6448_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0676_6449_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0676_6450_MNT_O_0M50_LAMB93_IGN69": "2025-09-17",
   "LHD_FXX_0676_6451_MNT_O_0M50_LAMB93_IGN69": "2025-09-17"
  },
  "climb_origin": "named-pass",
  "via": [
   "Col d'Eylac",
   "Col de Serre"
  ],
  "structure_own_ways": 19,
  "structure_mask_ranges_m": [
   [
    1479.9,
    1495.5
   ]
  ],
  "suppression_unstable": [
   5.0
  ],
  "carriageway": {
   "stations": 399,
   "stations_resolved": 399,
   "width_median_m": 6.0,
   "width_p10_m": 4.25,
   "width_min_m": 0.5,
   "width_max_m": 12.0,
   "bounded_share": 0.506,
   "unbounded_share": 0.494,
   "confidence_median": 0.509,
   "width_median_bounded_m": 6.0,
   "window_m": [
    3666.0,
    3691.0
   ],
   "width_at_max25_m": 2.75,
   "window_stations": 7,
   "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",
   "station_m": 25.0,
   "window_station_m": 5.0,
   "halfwidth_m": 6.0,
   "step_m": 0.25,
   "level_tol_m": 0.12,
   "break_min_m": 0.3,
   "stations_failed": 0,
   "hedge_to_hedge": {
    "stations": 399,
    "stations_resolved": 399,
    "width_median_m": 7.75,
    "width_p10_m": 1.5,
    "width_min_m": 0.0,
    "width_max_m": 12.0,
    "bounded_share": 0.764,
    "unbounded_share": 0.236,
    "confidence_median": 1.0,
    "width_median_bounded_m": 7.0,
    "window_m": [
     3666.0,
     3691.0
    ],
    "width_at_max25_m": 1.25,
    "window_stations": 7,
    "status": "ok",
    "source": "dsm",
    "station_m": 25.0,
    "window_station_m": 5.0,
    "halfwidth_m": 6.0,
    "step_m": 0.25,
    "level_tol_m": 0.5,
    "break_min_m": 0.3,
    "stations_failed": 0
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Le Claux",
  "county": "Cantal",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}