{
 "ocl_version": "0.1.0",
 "name": "Route du Drumont",
 "slug": "route-du-drumont",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 41.59883864884364,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1648.0,
   "end_distance_m": 1650.0,
   "start_elevation_m": 752.9615981913087,
   "end_elevation_m": 753.7935749642855,
   "min_gradient_pct": -27.539890669737588,
   "suppressed_max_gradient_pct": 115.61010769899553,
   "suppressed_location_m": [
    495.0,
    497.0
   ],
   "suppressed_min_gradient_pct": -98.90720714532222,
   "suppressed_min_location_m": [
    490.0,
    492.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 34.808566576161105,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1647.0,
   "end_distance_m": 1650.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 753.7935749642855,
   "min_gradient_pct": -26.725866707507368,
   "suppressed_max_gradient_pct": 79.44648164501587,
   "suppressed_location_m": [
    495.0,
    498.0
   ],
   "suppressed_min_gradient_pct": -67.70405161891328,
   "suppressed_min_location_m": [
    490.0,
    493.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.592488775112088,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2615.0,
   "end_distance_m": 2620.0,
   "start_elevation_m": 842.540186503296,
   "end_elevation_m": 843.8198109420516,
   "min_gradient_pct": -19.246289927239104,
   "suppressed_max_gradient_pct": 49.965938319248835,
   "suppressed_location_m": [
    495.0,
    500.0
   ],
   "suppressed_min_gradient_pct": -40.62243097134797,
   "suppressed_min_location_m": [
    490.0,
    495.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.09697253634181,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1647.0,
   "end_distance_m": 1657.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 754.8590152206349,
   "min_gradient_pct": -10.073300358055803,
   "suppressed_max_gradient_pct": 32.67039421359186,
   "suppressed_location_m": [
    2524.0,
    2534.0
   ],
   "suppressed_min_gradient_pct": -18.44775534087148,
   "suppressed_min_location_m": [
    485.0,
    495.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 16.96815535033295,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "texture_excluded",
    "texture_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 1647.0,
   "end_distance_m": 1667.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 756.1429490370673,
   "min_gradient_pct": 0.5012183548166149,
   "suppressed_max_gradient_pct": 23.22351026762078,
   "suppressed_location_m": [
    2524.0,
    2544.0
   ],
   "suppressed_min_gradient_pct": -7.487466517104053,
   "suppressed_min_location_m": [
    475.0,
    495.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.881791211741984,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1647.0,
   "end_distance_m": 1672.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 756.7197657699362,
   "min_gradient_pct": 0.6006282886351073,
   "suppressed_max_gradient_pct": 21.40318802257525,
   "suppressed_location_m": [
    2522.0,
    2547.0
   ],
   "suppressed_min_gradient_pct": -5.424054367247663,
   "suppressed_min_location_m": [
    470.0,
    495.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 13.271447030879017,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "texture_excluded"
   ],
   "start_distance_m": 1696.0,
   "end_distance_m": 1746.0,
   "start_elevation_m": 759.3736763889152,
   "end_elevation_m": 766.0093999043547,
   "min_gradient_pct": 1.1924677419756335,
   "suppressed_max_gradient_pct": 16.085590605638345,
   "suppressed_location_m": [
    2497.0,
    2547.0
   ],
   "suppressed_min_gradient_pct": -1.4885103856272508,
   "suppressed_min_location_m": [
    445.0,
    495.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.474377895083308,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1583.0,
   "end_distance_m": 1683.0,
   "start_elevation_m": 745.7830065906383,
   "end_elevation_m": 758.2573844857216,
   "min_gradient_pct": 1.9713470762430916,
   "suppressed_max_gradient_pct": 13.842642709173106,
   "suppressed_location_m": [
    1587.0,
    1687.0
   ],
   "suppressed_min_gradient_pct": 1.0810141298231883,
   "suppressed_min_location_m": [
    395.0,
    495.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.287,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 149.0,
  "shape_class": "sustained"
 },
 "length_m": 5941.344582766663,
 "start_elevation_m": 640.3059289433604,
 "end_elevation_m": 1143.8594118848212,
 "endpoint_gain_m": 503.55348294146074,
 "overall_gradient_pct": 8.475412861964903,
 "accumulated_ascent_m": 509.539327106527,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.592488775112088,
   "start_distance_m": 2615.0,
   "end_distance_m": 2620.0,
   "midpoint_distance_m": 2617.5,
   "start_elevation_m": 842.540186503296,
   "end_elevation_m": 843.8198109420516,
   "start_xy": [
    991259.9519896624,
    6762158.717424639
   ],
   "end_xy": [
    991261.8290759093,
    6762163.351704218
   ]
  },
  "max_10m": {
   "gradient_pct": 21.09697253634181,
   "start_distance_m": 1647.0,
   "end_distance_m": 1657.0,
   "midpoint_distance_m": 1652.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 754.8590152206349,
   "start_xy": [
    990884.7400069349,
    6761881.3338259645
   ],
   "end_xy": [
    990893.5516174241,
    6761876.605663468
   ]
  },
  "max_20m": {
   "gradient_pct": 16.96815535033295,
   "start_distance_m": 1647.0,
   "end_distance_m": 1667.0,
   "midpoint_distance_m": 1657.0,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 756.1429490370673,
   "start_xy": [
    990884.7400069349,
    6761881.3338259645
   ],
   "end_xy": [
    990903.2196465571,
    6761875.349874084
   ]
  },
  "max_25m": {
   "gradient_pct": 15.881791211741984,
   "start_distance_m": 1647.0,
   "end_distance_m": 1672.0,
   "midpoint_distance_m": 1659.5,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 756.7197657699362,
   "start_xy": [
    990884.7400069349,
    6761881.3338259645
   ],
   "end_xy": [
    990908.219450286,
    6761875.394176142
   ]
  },
  "max_50m": {
   "gradient_pct": 13.271447030879017,
   "start_distance_m": 1696.0,
   "end_distance_m": 1746.0,
   "midpoint_distance_m": 1721.0,
   "start_elevation_m": 759.3736763889152,
   "end_elevation_m": 766.0093999043547,
   "start_xy": [
    990930.448201675,
    6761884.140678576
   ],
   "end_xy": [
    990977.5569596395,
    6761882.80906396
   ]
  },
  "max_100m": {
   "gradient_pct": 12.474377895083308,
   "start_distance_m": 1583.0,
   "end_distance_m": 1683.0,
   "midpoint_distance_m": 1633.0,
   "start_elevation_m": 745.7830065906383,
   "end_elevation_m": 758.2573844857216,
   "start_xy": [
    990838.1225330059,
    6761851.163778502
   ],
   "end_xy": [
    990918.7536635721,
    6761878.500897375
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -19.246289927239104,
   "start_distance_m": 2558.0,
   "end_distance_m": 2563.0,
   "midpoint_distance_m": 2560.5,
   "start_elevation_m": 838.0823023874561,
   "end_elevation_m": 837.1199878910942,
   "start_xy": [
    991231.9917628494,
    6762109.408846732
   ],
   "end_xy": [
    991235.042911918,
    6762113.3699689675
   ]
  },
  "min_10m": {
   "gradient_pct": -10.073300358055803,
   "start_distance_m": 2557.0,
   "end_distance_m": 2567.0,
   "midpoint_distance_m": 2562.0,
   "start_elevation_m": 837.9161534133793,
   "end_elevation_m": 836.9088233775738,
   "start_xy": [
    991231.3651625799,
    6762108.631853002
   ],
   "end_xy": [
    991237.4838311729,
    6762116.538866756
   ]
  },
  "min_20m": {
   "gradient_pct": 0.5012183548166149,
   "start_distance_m": 222.0,
   "end_distance_m": 242.0,
   "midpoint_distance_m": 232.0,
   "start_elevation_m": 651.0595753182791,
   "end_elevation_m": 651.1598189892425,
   "start_xy": [
    989992.2301056553,
    6761460.345070623
   ],
   "end_xy": [
    990012.1234559331,
    6761462.338600169
   ]
  },
  "min_25m": {
   "gradient_pct": 0.6006282886351073,
   "start_distance_m": 222.0,
   "end_distance_m": 247.0,
   "midpoint_distance_m": 234.5,
   "start_elevation_m": 651.0595753182791,
   "end_elevation_m": 651.2097323904379,
   "start_xy": [
    989992.2301056553,
    6761460.345070623
   ],
   "end_xy": [
    990017.1058824096,
    6761462.757439524
   ]
  },
  "min_50m": {
   "gradient_pct": 1.1924677419756335,
   "start_distance_m": 218.0,
   "end_distance_m": 268.0,
   "midpoint_distance_m": 243.0,
   "start_elevation_m": 650.9889851530792,
   "end_elevation_m": 651.585219024067,
   "start_xy": [
    989988.2751940764,
    6761459.746176306
   ],
   "end_xy": [
    990038.0320736114,
    6761464.516564815
   ]
  },
  "min_100m": {
   "gradient_pct": 1.9713470762430916,
   "start_distance_m": 169.0,
   "end_distance_m": 269.0,
   "midpoint_distance_m": 219.0,
   "start_elevation_m": 649.6373002128394,
   "end_elevation_m": 651.6086472890825,
   "start_xy": [
    989940.0323430209,
    6761451.2380051715
   ],
   "end_xy": [
    990039.0285589066,
    6761464.600332687
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 41.59883864884364,
   "start_distance_m": 1648.0,
   "end_distance_m": 1650.0,
   "midpoint_distance_m": 1649.0,
   "start_elevation_m": 752.9615981913087,
   "end_elevation_m": 753.7935749642855,
   "start_xy": [
    990885.6211679837,
    6761880.861009715
   ],
   "end_xy": [
    990887.3834900816,
    6761879.9153772155
   ]
  },
  "max_3m": {
   "gradient_pct": 34.808566576161105,
   "start_distance_m": 1647.0,
   "end_distance_m": 1650.0,
   "midpoint_distance_m": 1648.5,
   "start_elevation_m": 752.7493179670007,
   "end_elevation_m": 753.7935749642855,
   "start_xy": [
    990884.7400069349,
    6761881.3338259645
   ],
   "end_xy": [
    990887.3834900816,
    6761879.9153772155
   ]
  }
 },
 "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": 0.003,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "minima_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.008,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    20.0
   ],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 2522.0,
     "end_m": 2547.0,
     "raw_pct": 21.4,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 2524.0,
     "end_m": 2544.0,
     "raw_pct": 23.22,
     "reason": "spike+hump"
    },
    {
     "window_m": 10.0,
     "start_m": 2524.0,
     "end_m": 2534.0,
     "raw_pct": 32.67,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 2525.0,
     "end_m": 2530.0,
     "raw_pct": 37.24,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.169,
   "obstruction_max_height_m": 35.25,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    489.0,
    499.0
   ],
   [
    1684.0,
    1689.0
   ],
   [
    2520.0,
    2549.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "686aca469eafb5c6deda431acc2396d659a613ab",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:0048c2bbb24ab95e",
   "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-vosges",
   "road_pbf": "block-batch-fr-vosges.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": "sha256:3827be8f439ab5f4"
  },
  "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_E989-N6761_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E990-N6761_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E990-N6762_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E991-N6761_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E991-N6762_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E991-N6763_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E992-N6762_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E992-N6763_0m5@22LHDVosgesRG-2024-12-20.tif"
  ],
  "calculated_at": "2026-09-19T23:21:38+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-vosges.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-vosges",
  "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": [
   "E989-N6761",
   "E990-N6761",
   "E990-N6762",
   "E991-N6761",
   "E991-N6762",
   "E991-N6763",
   "E992-N6762",
   "E992-N6763"
  ],
  "elevation_blocks": [
   "22LHDVosgesRG@2024-12-20"
  ],
  "ign_dalles": [
   "LHD_FXX_0989_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0990_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0990_6763_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0991_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0991_6763_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0991_6764_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0992_6763_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0992_6764_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHDVosgesRG"
  ],
  "ign_editions": [
   "2024-12-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0989_6762_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0990_6762_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0990_6763_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0991_6762_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0991_6763_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0991_6764_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0992_6763_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_0992_6764_MNT_O_0M50_LAMB93_IGN69": "2024-12-20"
  },
  "climb_origin": "discovered",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "carriageway": {
   "stations": 244,
   "stations_resolved": 244,
   "width_median_m": 5.25,
   "width_p10_m": 3.5,
   "width_min_m": 1.0,
   "width_max_m": 12.0,
   "bounded_share": 0.209,
   "unbounded_share": 0.791,
   "confidence_median": 0.0,
   "width_median_bounded_m": 5.5,
   "window_m": [
    1647.0,
    1672.0
   ],
   "width_at_max25_m": 3.5,
   "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": 244,
    "stations_resolved": 244,
    "width_median_m": 6.5,
    "width_p10_m": 0.75,
    "width_min_m": 0.0,
    "width_max_m": 12.0,
    "bounded_share": 0.84,
    "unbounded_share": 0.16,
    "confidence_median": 1.0,
    "width_median_bounded_m": 5.75,
    "window_m": [
     1647.0,
     1672.0
    ],
    "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": "Bussang",
  "county": "Vosges",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}