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   "data/cache/fr/ign-lidarhd_dtm_E328-N6257_0m5@21LHD1EQ-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E328-N6258_0m5@21LHD1EQ-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E329-N6257_0m5@21LHD1EQ-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E329-N6258_0m5@21LHD1EQ-2025-09-26.tif"
  ],
  "calculated_at": "2026-09-20T05:47:55+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-pyr1.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-pyr1",
  "elevation_provider": "IGN LiDAR HD MNT 0.5 m",
  "elevation_licence": "Licence Ouverte / Open Licence 2.0 (Etalab) \u2014 \u00a9 IGN, LiDAR HD (MNT/MNS), data.geopf.fr; reproduction autoris\u00e9e avec mention de la source et de la date",
  "elevation_dataset": "LiDAR HD \u2014 MNT (sol) et MNS (surface), 0,50 m (Institut national de l'information g\u00e9ographique et foresti\u00e8re), RGF93 / Lambert-93 EPSG:2154, altitudes IGN69",
  "elevation_vertical_datum": "IGN69",
  "elevation_tile_ids": [
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   "E328-N6258",
   "E329-N6257",
   "E329-N6258"
  ],
  "elevation_blocks": [
   "21LHD1EQ@2025-09-26"
  ],
  "ign_dalles": [
   "LHD_FXX_0328_6258_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0328_6259_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0329_6258_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0329_6259_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "21LHD1EQ"
  ],
  "ign_editions": [
   "2025-09-26"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0328_6258_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0328_6259_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0329_6258_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0329_6259_MNT_O_0M50_LAMB93_IGN69": "2025-09-26"
  },
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 surface model missing: Read failed. See previous exception for details.",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "carriageway": {
   "stations": 48,
   "stations_resolved": 48,
   "width_median_m": 5.0,
   "width_p10_m": 2.92,
   "width_min_m": 2.25,
   "width_max_m": 12.0,
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   "width_at_max25_m": 6.25,
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   "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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   "level_tol_m": 0.12,
   "break_min_m": 0.3,
   "stations_failed": 0,
   "hedge_to_hedge": {
    "status": "unavailable \u2014 no DSM raster (surface model absent or point-cloud only, which cannot serve off-line samples)"
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Sare",
  "county": "Pyr\u00e9n\u00e9es-Atlantiques",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}