{
 "ocl_version": "0.1.0",
 "name": "Col de Faubel from Saint-Sauveur-Camprieu",
 "slug": "col-de-faubel-from-saint-sauveur-camprieu",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 14.37764849569021,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded_min"
   ],
   "start_distance_m": 816.0,
   "end_distance_m": 818.0,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.2217189525863,
   "min_gradient_pct": -31.06188347879879,
   "suppressed_max_gradient_pct": 50.0292041925718,
   "suppressed_location_m": [
    1.0,
    3.0
   ],
   "suppressed_min_gradient_pct": -31.12603508494658,
   "suppressed_min_location_m": [
    130.0,
    132.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 12.25963547962389,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "texture_excluded",
    "texture_excluded_min"
   ],
   "start_distance_m": 816.0,
   "end_distance_m": 819.0,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.3019550470613,
   "min_gradient_pct": -24.19525394551177,
   "suppressed_max_gradient_pct": 34.47005907958859,
   "suppressed_location_m": [
    1.0,
    4.0
   ],
   "suppressed_min_gradient_pct": -29.16164674549388,
   "suppressed_min_location_m": [
    130.0,
    133.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 9.076016391331905,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded_min"
   ],
   "start_distance_m": 816.0,
   "end_distance_m": 821.0,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.3879668022391,
   "min_gradient_pct": -15.29515739227918,
   "suppressed_max_gradient_pct": 25.113830414034055,
   "suppressed_location_m": [
    112.0,
    117.0
   ],
   "suppressed_min_gradient_pct": -22.602039872112982,
   "suppressed_min_location_m": [
    129.0,
    134.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 7.021134721985618,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded_min"
   ],
   "start_distance_m": 3653.0,
   "end_distance_m": 3663.0,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.1173838059442,
   "min_gradient_pct": -7.952665993557275,
   "suppressed_max_gradient_pct": 24.086908764209056,
   "suppressed_location_m": [
    110.0,
    120.0
   ],
   "suppressed_min_gradient_pct": -12.416486653169159,
   "suppressed_min_location_m": [
    129.0,
    139.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 6.5416480644864805,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded_min"
   ],
   "start_distance_m": 3653.0,
   "end_distance_m": 3673.0,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.723599946643,
   "min_gradient_pct": -4.190595302400197,
   "suppressed_max_gradient_pct": 19.647528681047106,
   "suppressed_location_m": [
    108.0,
    128.0
   ],
   "suppressed_min_gradient_pct": -4.643953147320872,
   "suppressed_min_location_m": [
    128.0,
    148.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 6.317540298859058,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 3653.0,
   "end_distance_m": 3678.0,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.9946554084604,
   "min_gradient_pct": -3.8711997779764715,
   "suppressed_max_gradient_pct": 15.511071340135459,
   "suppressed_location_m": [
    103.0,
    128.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 5.307723693808384,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4695.0,
   "end_distance_m": 4745.0,
   "start_elevation_m": 1273.7040242202797,
   "end_elevation_m": 1276.357886067184,
   "min_gradient_pct": -1.324980262234476,
   "suppressed_max_gradient_pct": 7.771016338328991,
   "suppressed_location_m": [
    79.0,
    129.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 4.862826388603935,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 4308.0,
   "end_distance_m": 4408.0,
   "start_elevation_m": 1257.597660309224,
   "end_elevation_m": 1262.460486697828,
   "min_gradient_pct": 1.0757201565925243,
   "suppressed_min_gradient_pct": -0.216453970559769,
   "suppressed_min_location_m": [
    7.0,
    107.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.318,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 26.0,
  "shape_class": "sustained"
 },
 "length_m": 4990.000000000091,
 "start_elevation_m": 1127.264295652333,
 "end_elevation_m": 1285.6861492960024,
 "endpoint_gain_m": 158.42185364366946,
 "overall_gradient_pct": 3.174786646165663,
 "accumulated_ascent_m": 163.28999901820976,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 9.076016391331905,
   "start_distance_m": 816.0,
   "end_distance_m": 821.0,
   "midpoint_distance_m": 818.5,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.3879668022391,
   "start_xy": [
    739978.0027567794,
    6334017.848089201
   ],
   "end_xy": [
    739980.9657220194,
    6334013.820579179
   ]
  },
  "max_10m": {
   "gradient_pct": 7.021134721985618,
   "start_distance_m": 3653.0,
   "end_distance_m": 3663.0,
   "midpoint_distance_m": 3658.0,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.1173838059442,
   "start_xy": [
    742098.1795692897,
    6333173.46600395
   ],
   "end_xy": [
    742095.1868221911,
    6333164.013128601
   ]
  },
  "max_20m": {
   "gradient_pct": 6.5416480644864805,
   "start_distance_m": 3653.0,
   "end_distance_m": 3673.0,
   "midpoint_distance_m": 3663.0,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.723599946643,
   "start_xy": [
    742098.1795692897,
    6333173.46600395
   ],
   "end_xy": [
    742088.4831110205,
    6333156.59286873
   ]
  },
  "max_25m": {
   "gradient_pct": 6.317540298859058,
   "start_distance_m": 3653.0,
   "end_distance_m": 3678.0,
   "midpoint_distance_m": 3665.5,
   "start_elevation_m": 1230.4152703337456,
   "end_elevation_m": 1231.9946554084604,
   "start_xy": [
    742098.1795692897,
    6333173.46600395
   ],
   "end_xy": [
    742085.1312554353,
    6333152.882738795
   ]
  },
  "max_50m": {
   "gradient_pct": 5.307723693808384,
   "start_distance_m": 4695.0,
   "end_distance_m": 4745.0,
   "midpoint_distance_m": 4720.0,
   "start_elevation_m": 1273.7040242202797,
   "end_elevation_m": 1276.357886067184,
   "start_xy": [
    741590.2645986233,
    6332618.932042591
   ],
   "end_xy": [
    741590.2573072735,
    6332569.528705899
   ]
  },
  "max_100m": {
   "gradient_pct": 4.862826388603935,
   "start_distance_m": 4308.0,
   "end_distance_m": 4408.0,
   "midpoint_distance_m": 4358.0,
   "start_elevation_m": 1257.597660309224,
   "end_elevation_m": 1262.460486697828,
   "start_xy": [
    741788.077756393,
    6332880.694624304
   ],
   "end_xy": [
    741809.8033798145,
    6332786.140820368
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -15.29515739227918,
   "start_distance_m": 131.0,
   "end_distance_m": 136.0,
   "midpoint_distance_m": 133.5,
   "start_elevation_m": 1131.6390182361358,
   "end_elevation_m": 1130.8742603665219,
   "start_xy": [
    739391.1784746825,
    6334199.619669996
   ],
   "end_xy": [
    739386.189285132,
    6334199.948284708
   ]
  },
  "min_10m": {
   "gradient_pct": -7.952665993557275,
   "start_distance_m": 131.0,
   "end_distance_m": 141.0,
   "midpoint_distance_m": 136.0,
   "start_elevation_m": 1131.6390182361358,
   "end_elevation_m": 1130.84375163678,
   "start_xy": [
    739391.1784746825,
    6334199.619669996
   ],
   "end_xy": [
    739384.074620763,
    6334200.920500724
   ]
  },
  "min_20m": {
   "gradient_pct": -4.190595302400197,
   "start_distance_m": 1229.0,
   "end_distance_m": 1249.0,
   "midpoint_distance_m": 1239.0,
   "start_elevation_m": 1157.2688263234747,
   "end_elevation_m": 1156.4307072629947,
   "start_xy": [
    740347.8165170867,
    6333914.222422018
   ],
   "end_xy": [
    740347.3010649042,
    6333894.229065395
   ]
  },
  "min_25m": {
   "gradient_pct": -3.8711997779764715,
   "start_distance_m": 1224.0,
   "end_distance_m": 1249.0,
   "midpoint_distance_m": 1236.5,
   "start_elevation_m": 1157.3985072074888,
   "end_elevation_m": 1156.4307072629947,
   "start_xy": [
    740347.9453801323,
    6333919.220761173
   ],
   "end_xy": [
    740347.3010649042,
    6333894.229065395
   ]
  },
  "min_50m": {
   "gradient_pct": -1.324980262234476,
   "start_distance_m": 1219.0,
   "end_distance_m": 1269.0,
   "midpoint_distance_m": 1244.0,
   "start_elevation_m": 1157.419695938015,
   "end_elevation_m": 1156.7572058068977,
   "start_xy": [
    740347.6272396072,
    6333923.803561762
   ],
   "end_xy": [
    740344.1354654145,
    6333874.58122124
   ]
  },
  "min_100m": {
   "gradient_pct": 1.0757201565925243,
   "start_distance_m": 1220.0,
   "end_distance_m": 1320.0,
   "midpoint_distance_m": 1270.0,
   "start_elevation_m": 1157.4492878246883,
   "end_elevation_m": 1158.5250079812809,
   "start_xy": [
    740348.0484705688,
    6333923.219432497
   ],
   "end_xy": [
    740327.0358982084,
    6333826.945397525
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 14.37764849569021,
   "start_distance_m": 816.0,
   "end_distance_m": 818.0,
   "midpoint_distance_m": 817.0,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.2217189525863,
   "start_xy": [
    739978.0027567794,
    6334017.848089201
   ],
   "end_xy": [
    739979.1879428754,
    6334016.237085192
   ]
  },
  "max_3m": {
   "gradient_pct": 12.25963547962389,
   "start_distance_m": 816.0,
   "end_distance_m": 819.0,
   "midpoint_distance_m": 817.5,
   "start_elevation_m": 1146.9341659826725,
   "end_elevation_m": 1147.3019550470613,
   "start_xy": [
    739978.0027567794,
    6334017.848089201
   ],
   "end_xy": [
    739979.7805359234,
    6334015.431583188
   ]
  }
 },
 "diagnostic_note": "Windows <=3 m are at raster-noise scale (1-sigma raster noise alone is roughly +/-7 pp at 2 m and +/-5 pp at 3 m on a 1 m DTM). Diagnostic use only: never a headline or ranking value.",
 "quality_summary": {
  "structure_suppression": {
   "masked_fraction": 0.004,
   "windows_resited": [
    2.0,
    3.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    100.0
   ],
   "minima_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.01,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    100.0
   ],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 103.0,
     "end_m": 128.0,
     "raw_pct": 15.51,
     "reason": "spike"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.071,
   "obstruction_max_height_m": 29.12,
   "flagged_windows_m": [
    100
   ]
  },
  "excluded_ranges_m": [
   [
    0.0,
    20.0
   ],
   [
    101.0,
    130.0
   ]
  ],
  "review": [],
  "extent": []
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "1cc9fdcd6556a02163cb21acb2293cad3067d2a1",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:8c94015b54267da4",
   "python": "3.14.4",
   "numpy": "2.5.3",
   "rasterio": "1.5.1",
   "pyproj": "3.8.0",
   "laspy": "2.7.0",
   "shapely": "2.1.2",
   "pyosmium": "4.3.1",
   "libosmium": "2.23.1",
   "gdal": "3.12.4",
   "proj": "9.8.1",
   "run_id": "fr-mc5",
   "road_pbf": "block-batch-fr-mc5.osm.pbf",
   "region_key": "france",
   "crs": "EPSG:2154",
   "elevation_provider_key": "ign-lidarhd",
   "tile_index": "wms-grid",
   "authority": "bdtopo",
   "registry_pbf": "france-vosges-2026-09-16.osm.pbf",
   "tile_index_snapshot": "sha256:af4eae1f5df9e232"
  },
  "sample_interval_m": 1.0,
  "interpolation": "bilinear",
  "smoothing": "none",
  "gradient_windows_m": [
   5.0,
   10.0,
   20.0,
   25.0,
   50.0,
   100.0
  ],
  "diagnostic_windows_m": [
   2.0,
   3.0
  ],
  "elevation_crs": "EPSG:2154",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/fr/ign-lidarhd_dtm_E739-N6333_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E739-N6334_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E740-N6333_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E740-N6334_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E741-N6331_0m5@21LHD4MP-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E741-N6332_0m5@21LHD4MP-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E741-N6333_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E742-N6331_0m5@21LHD4MP-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E742-N6332_0m5@21LHD4MP-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E742-N6333_0m5@21LHD4MO-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E743-N6331_0m5@21LHD4MP-2024-12-13.tif",
   "data/cache/fr/ign-lidarhd_dtm_E743-N6332_0m5@21LHD4MP-2024-12-13.tif"
  ],
  "calculated_at": "2026-09-22T17:34:59+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc5.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc5",
  "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": [
   "E739-N6333",
   "E739-N6334",
   "E740-N6333",
   "E740-N6334",
   "E741-N6331",
   "E741-N6332",
   "E741-N6333",
   "E742-N6331",
   "E742-N6332",
   "E742-N6333",
   "E743-N6331",
   "E743-N6332"
  ],
  "elevation_blocks": [
   "21LHD4MO@2024-12-13",
   "21LHD4MP@2024-12-13"
  ],
  "ign_dalles": [
   "LHD_FXX_0739_6334_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0739_6335_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0740_6334_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0740_6335_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0741_6332_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0741_6333_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0741_6334_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0742_6332_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0742_6333_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0742_6334_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0743_6332_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0743_6333_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "21LHD4MO",
   "21LHD4MP"
  ],
  "ign_editions": [
   "2024-12-13"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0739_6334_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0739_6335_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0740_6334_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0740_6335_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0741_6332_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0741_6333_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0741_6334_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0742_6332_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0742_6333_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0742_6334_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0743_6332_MNT_O_0M50_LAMB93_IGN69": "2024-12-13",
   "LHD_FXX_0743_6333_MNT_O_0M50_LAMB93_IGN69": "2024-12-13"
  },
  "route_summit_trim_m": 1986.7,
  "route_summit_trim_loss_m": 79.1,
  "climb_origin": "named-pass",
  "structure_own_ways": 4,
  "structure_mask_ranges_m": [
   [
    0.0,
    15.0
   ]
  ],
  "carriageway": {
   "stations": 206,
   "stations_resolved": 206,
   "width_median_m": 7.25,
   "width_p10_m": 5.75,
   "width_min_m": 3.25,
   "width_max_m": 11.5,
   "bounded_share": 0.345,
   "unbounded_share": 0.655,
   "confidence_median": 0.0,
   "width_median_bounded_m": 7.25,
   "window_m": [
    3653.0,
    3678.0
   ],
   "width_at_max25_m": 10.0,
   "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": 206,
    "stations_resolved": 206,
    "width_median_m": 7.38,
    "width_p10_m": 2.38,
    "width_min_m": 0.0,
    "width_max_m": 12.0,
    "bounded_share": 0.762,
    "unbounded_share": 0.238,
    "confidence_median": 1.0,
    "width_median_bounded_m": 6.5,
    "window_m": [
     3653.0,
     3678.0
    ],
    "width_at_max25_m": 10.75,
    "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": "Saint-Sauveur-Camprieu",
  "county": "Gard",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}