{
 "ocl_version": "0.1.0",
 "name": "Mont\u00e9e de Cotaviol",
 "slug": "montee-de-cotaviol",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 38.53154270336745,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 1012.0,
   "end_distance_m": 1014.0,
   "start_elevation_m": 666.5026839243953,
   "end_elevation_m": 667.2733147784627,
   "min_gradient_pct": -11.032410132605719,
   "suppressed_max_gradient_pct": 83.42833763646809,
   "suppressed_location_m": [
    460.0,
    462.0
   ],
   "suppressed_min_gradient_pct": -25.893698549924693,
   "suppressed_min_location_m": [
    1170.0,
    1172.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 33.24140089406834,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 1011.0,
   "end_distance_m": 1014.0,
   "start_elevation_m": 666.2760727516406,
   "end_elevation_m": 667.2733147784627,
   "min_gradient_pct": -8.516729774426798,
   "suppressed_max_gradient_pct": 65.70925446913331,
   "suppressed_location_m": [
    459.0,
    462.0
   ],
   "suppressed_min_gradient_pct": -24.862942142419797,
   "suppressed_min_location_m": [
    1170.0,
    1173.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 28.189555485193978,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "no_bench_excluded_min"
   ],
   "start_distance_m": 469.0,
   "end_distance_m": 474.0,
   "start_elevation_m": 600.7549096108769,
   "end_elevation_m": 602.1643873851366,
   "min_gradient_pct": -5.133568485791784,
   "suppressed_max_gradient_pct": 48.787991555016106,
   "suppressed_location_m": [
    457.0,
    462.0
   ],
   "suppressed_min_gradient_pct": -16.541758523592307,
   "suppressed_min_location_m": [
    1168.0,
    1173.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 25.401143067351768,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min"
   ],
   "start_distance_m": 153.0,
   "end_distance_m": 163.0,
   "start_elevation_m": 562.1075790677114,
   "end_elevation_m": 564.6476933744466,
   "min_gradient_pct": -3.153760866217681,
   "suppressed_max_gradient_pct": 37.492738229932456,
   "suppressed_location_m": [
    452.0,
    462.0
   ],
   "suppressed_min_gradient_pct": -6.009154900648355,
   "suppressed_min_location_m": [
    1115.0,
    1125.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 24.065175901626503,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min"
   ],
   "start_distance_m": 155.0,
   "end_distance_m": 175.0,
   "start_elevation_m": 562.5785029683332,
   "end_elevation_m": 567.3915381486585,
   "min_gradient_pct": -0.5453479409925421,
   "suppressed_max_gradient_pct": 30.0544900533896,
   "suppressed_location_m": [
    453.0,
    473.0
   ],
   "suppressed_min_gradient_pct": -1.5297633714089898,
   "suppressed_min_location_m": [
    1165.0,
    1185.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.932529463834726,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min"
   ],
   "start_distance_m": 146.0,
   "end_distance_m": 171.0,
   "start_elevation_m": 560.5125218349881,
   "end_elevation_m": 566.4956542009468,
   "min_gradient_pct": 0.005074193093150825,
   "suppressed_max_gradient_pct": 28.19059976232029,
   "suppressed_location_m": [
    453.0,
    478.0
   ],
   "suppressed_min_gradient_pct": -0.29789423364491086,
   "suppressed_min_location_m": [
    1110.0,
    1135.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.7923271929335,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 145.0,
   "end_distance_m": 195.0,
   "start_elevation_m": 560.3389039268479,
   "end_elevation_m": 571.2350675233147,
   "min_gradient_pct": 2.3404720322644152,
   "suppressed_max_gradient_pct": 25.366439541157433,
   "suppressed_location_m": [
    435.0,
    485.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.15639623941445,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 124.0,
   "end_distance_m": 224.0,
   "start_elevation_m": 556.7699453693255,
   "end_elevation_m": 575.9263416087399,
   "min_gradient_pct": 2.4181539576439945,
   "suppressed_max_gradient_pct": 22.01073611108484,
   "suppressed_location_m": [
    426.0,
    526.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.333,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 226.0,
  "shape_class": "sustained"
 },
 "length_m": 2000.379348981364,
 "start_elevation_m": 539.3758515293032,
 "end_elevation_m": 751.068306243666,
 "endpoint_gain_m": 211.69245471436284,
 "overall_gradient_pct": 10.582615483516221,
 "accumulated_ascent_m": 218.33043266381094,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 28.189555485193978,
   "start_distance_m": 469.0,
   "end_distance_m": 474.0,
   "midpoint_distance_m": 471.5,
   "start_elevation_m": 600.7549096108769,
   "end_elevation_m": 602.1643873851366,
   "start_xy": [
    822334.3791640039,
    6467830.431100968
   ],
   "end_xy": [
    822335.4745212635,
    6467835.309645062
   ]
  },
  "max_10m": {
   "gradient_pct": 25.401143067351768,
   "start_distance_m": 153.0,
   "end_distance_m": 163.0,
   "midpoint_distance_m": 158.0,
   "start_elevation_m": 562.1075790677114,
   "end_elevation_m": 564.6476933744466,
   "start_xy": [
    822265.380536548,
    6467737.165676767
   ],
   "end_xy": [
    822266.1107799102,
    6467747.132661467
   ]
  },
  "max_20m": {
   "gradient_pct": 24.065175901626503,
   "start_distance_m": 155.0,
   "end_distance_m": 175.0,
   "midpoint_distance_m": 165.0,
   "start_elevation_m": 562.5785029683332,
   "end_elevation_m": 567.3915381486585,
   "start_xy": [
    822265.486278545,
    6467739.157074074
   ],
   "end_xy": [
    822264.4640559015,
    6467758.923198815
   ]
  },
  "max_25m": {
   "gradient_pct": 23.932529463834726,
   "start_distance_m": 146.0,
   "end_distance_m": 171.0,
   "midpoint_distance_m": 158.5,
   "start_elevation_m": 560.5125218349881,
   "end_elevation_m": 566.4956542009468,
   "start_xy": [
    822266.6497269168,
    6467730.281698571
   ],
   "end_xy": [
    822265.3045981072,
    6467755.012509772
   ]
  },
  "max_50m": {
   "gradient_pct": 21.7923271929335,
   "start_distance_m": 145.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 170.0,
   "start_elevation_m": 560.3389039268479,
   "end_elevation_m": 571.2350675233147,
   "start_xy": [
    822266.8310398267,
    6467729.2982731145
   ],
   "end_xy": [
    822260.2357568642,
    6467778.461801284
   ]
  },
  "max_100m": {
   "gradient_pct": 19.15639623941445,
   "start_distance_m": 124.0,
   "end_distance_m": 224.0,
   "midpoint_distance_m": 174.0,
   "start_elevation_m": 556.7699453693255,
   "end_elevation_m": 575.9263416087399,
   "start_xy": [
    822272.89089257,
    6467709.218292564
   ],
   "end_xy": [
    822253.8611150329,
    6467806.403009392
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -5.133568485791784,
   "start_distance_m": 986.0,
   "end_distance_m": 991.0,
   "midpoint_distance_m": 988.5,
   "start_elevation_m": 663.6701995622817,
   "end_elevation_m": 663.4135211379921,
   "start_xy": [
    822136.4121802661,
    6468248.881123011
   ],
   "end_xy": [
    822136.5066513815,
    6468253.880230452
   ]
  },
  "min_10m": {
   "gradient_pct": -3.153760866217681,
   "start_distance_m": 982.0,
   "end_distance_m": 992.0,
   "midpoint_distance_m": 987.0,
   "start_elevation_m": 663.7151477683224,
   "end_elevation_m": 663.3997716817006,
   "start_xy": [
    822136.3366033738,
    6468244.881837058
   ],
   "end_xy": [
    822136.5255456045,
    6468254.880051941
   ]
  },
  "min_20m": {
   "gradient_pct": -0.5453479409925421,
   "start_distance_m": 1775.0,
   "end_distance_m": 1795.0,
   "midpoint_distance_m": 1785.0,
   "start_elevation_m": 734.9308347103265,
   "end_elevation_m": 734.821765122128,
   "start_xy": [
    822180.7691218763,
    6468964.783281999
   ],
   "end_xy": [
    822198.362546641,
    6468974.096767606
   ]
  },
  "min_25m": {
   "gradient_pct": 0.005074193093150825,
   "start_distance_m": 1774.0,
   "end_distance_m": 1799.0,
   "midpoint_distance_m": 1786.5,
   "start_elevation_m": 734.9092049352814,
   "end_elevation_m": 734.9104734835547,
   "start_xy": [
    822179.9560887996,
    6468964.201064499
   ],
   "end_xy": [
    822202.019159161,
    6468975.718243748
   ]
  },
  "min_50m": {
   "gradient_pct": 2.3404720322644152,
   "start_distance_m": 1671.0,
   "end_distance_m": 1721.0,
   "midpoint_distance_m": 1696.0,
   "start_elevation_m": 730.2098125534272,
   "end_elevation_m": 731.3800485695594,
   "start_xy": [
    822174.062930942,
    6468867.069251882
   ],
   "end_xy": [
    822173.8768096458,
    6468917.016077309
   ]
  },
  "min_100m": {
   "gradient_pct": 2.4181539576439945,
   "start_distance_m": 1617.0,
   "end_distance_m": 1717.0,
   "midpoint_distance_m": 1667.0,
   "start_elevation_m": 728.8577411016826,
   "end_elevation_m": 731.2758950593266,
   "start_xy": [
    822168.9825654735,
    6468813.411556078
   ],
   "end_xy": [
    822174.3603772598,
    6468913.057212334
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 38.53154270336745,
   "start_distance_m": 1012.0,
   "end_distance_m": 1014.0,
   "midpoint_distance_m": 1013.0,
   "start_elevation_m": 666.5026839243953,
   "end_elevation_m": 667.2733147784627,
   "start_xy": [
    822136.9034300661,
    6468274.876481705
   ],
   "end_xy": [
    822136.9412185122,
    6468276.876124682
   ]
  },
  "max_3m": {
   "gradient_pct": 33.24140089406834,
   "start_distance_m": 1011.0,
   "end_distance_m": 1014.0,
   "midpoint_distance_m": 1012.5,
   "start_elevation_m": 666.2760727516406,
   "end_elevation_m": 667.2733147784627,
   "start_xy": [
    822136.884535843,
    6468273.876660217
   ],
   "end_xy": [
    822136.9412185122,
    6468276.876124682
   ]
  }
 },
 "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": 0.013,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [],
   "minima_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.098,
   "windows_resited": [
    2.0,
    3.0,
    5.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "minima_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.239,
   "obstruction_max_height_m": 27.05,
   "flagged_windows_m": [
    2,
    3
   ]
  },
  "excluded_ranges_m": [
   [
    37.0,
    42.0
   ],
   [
    434.0,
    440.0
   ],
   [
    458.0,
    464.0
   ],
   [
    508.0,
    513.0
   ],
   [
    1070.0,
    1240.0
   ]
  ],
  "review": [],
  "extent": []
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "076a8e7f889cfb3c2cf6b3de65a6030c7155b1f0",
   "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-mc8",
   "road_pbf": "block-batch-fr-mc8.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_E822-N6467_0m5@22LHD5NM-2025-02-27.tif",
   "data/cache/fr/ign-lidarhd_dtm_E822-N6468_0m5@22LHD5NM-2025-02-27.tif",
   "data/cache/fr/ign-lidarhd_dtm_E822-N6469_0m5@22LHD5NM-2025-02-27.tif"
  ],
  "calculated_at": "2026-09-22T15:21:38+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc8.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc8",
  "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": [
   "E822-N6467",
   "E822-N6468",
   "E822-N6469"
  ],
  "elevation_blocks": [
   "22LHD5NM@2025-02-27"
  ],
  "ign_dalles": [
   "LHD_FXX_0822_6468_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0822_6469_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0822_6470_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD5NM"
  ],
  "ign_editions": [
   "2025-02-27"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0822_6468_MNT_O_0M50_LAMB93_IGN69": "2025-02-27",
   "LHD_FXX_0822_6469_MNT_O_0M50_LAMB93_IGN69": "2025-02-27",
   "LHD_FXX_0822_6470_MNT_O_0M50_LAMB93_IGN69": "2025-02-27"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 7,
  "carriageway": {
   "stations": 87,
   "stations_resolved": 87,
   "width_median_m": 4.0,
   "width_p10_m": 2.0,
   "width_min_m": 0.5,
   "width_max_m": 12.0,
   "bounded_share": 0.563,
   "unbounded_share": 0.437,
   "confidence_median": 0.528,
   "width_median_bounded_m": 3.75,
   "window_m": [
    146.0,
    171.0
   ],
   "width_at_max25_m": 4.5,
   "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": 87,
    "stations_resolved": 87,
    "width_median_m": 4.25,
    "width_p10_m": 1.0,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.851,
    "unbounded_share": 0.149,
    "confidence_median": 1.0,
    "width_median_bounded_m": 3.75,
    "window_m": [
     146.0,
     171.0
    ],
    "width_at_max25_m": 6.25,
    "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": "Bourg-Argental",
  "county": "Loire",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}