{
 "ocl_version": "0.1.0",
 "name": "Route des Sources",
 "slug": "route-des-sources",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 17.150519653182528,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2846.0,
   "end_distance_m": 2848.0,
   "start_elevation_m": 716.9813717698877,
   "end_elevation_m": 717.3243821629513,
   "min_gradient_pct": -9.915889630167385,
   "suppressed_max_gradient_pct": 120.35768767205468,
   "suppressed_location_m": [
    222.0,
    224.0
   ],
   "suppressed_min_gradient_pct": -113.64575351973372,
   "suppressed_min_location_m": [
    217.0,
    219.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 16.427701320734894,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2846.0,
   "end_distance_m": 2849.0,
   "start_elevation_m": 716.9813717698877,
   "end_elevation_m": 717.4742028095097,
   "min_gradient_pct": -5.017716442788848,
   "suppressed_max_gradient_pct": 80.4947812499222,
   "suppressed_location_m": [
    222.0,
    225.0
   ],
   "suppressed_min_gradient_pct": -76.99800654260874,
   "suppressed_min_location_m": [
    216.0,
    219.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 15.573524591268324,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2829.0,
   "end_distance_m": 2834.0,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 715.2240723430157,
   "min_gradient_pct": -1.949121081852354,
   "suppressed_max_gradient_pct": 49.32891354079402,
   "suppressed_location_m": [
    2128.0,
    2133.0
   ],
   "suppressed_min_gradient_pct": -47.233395453347384,
   "suppressed_min_location_m": [
    216.0,
    221.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 15.32853405787364,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2829.0,
   "end_distance_m": 2839.0,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 715.9782495192396,
   "min_gradient_pct": -1.0250884429387952,
   "suppressed_max_gradient_pct": 27.25515781803665,
   "suppressed_location_m": [
    2128.0,
    2138.0
   ],
   "suppressed_min_gradient_pct": -23.526008111657575,
   "suppressed_min_location_m": [
    212.0,
    222.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.144033480287362,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 2829.0,
   "end_distance_m": 2849.0,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 717.4742028095097,
   "min_gradient_pct": -0.7964311975200644,
   "suppressed_max_gradient_pct": 16.02856110016546,
   "suppressed_location_m": [
    2128.0,
    2148.0
   ],
   "suppressed_min_gradient_pct": -11.299507999203229,
   "suppressed_min_location_m": [
    202.0,
    222.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.001555935270972,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min"
   ],
   "start_distance_m": 2823.0,
   "end_distance_m": 2848.0,
   "start_elevation_m": 713.5739931791336,
   "end_elevation_m": 717.3243821629513,
   "min_gradient_pct": -0.6923500816942578,
   "suppressed_min_gradient_pct": -9.03840831073785,
   "suppressed_min_location_m": [
    197.0,
    222.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.031455286090477,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min"
   ],
   "start_distance_m": 2806.0,
   "end_distance_m": 2856.0,
   "start_elevation_m": 711.3816523252003,
   "end_elevation_m": 718.3973799682456,
   "min_gradient_pct": -0.4322950025330101,
   "suppressed_min_gradient_pct": -4.587983218822274,
   "suppressed_min_location_m": [
    172.0,
    222.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.582513500503978,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min"
   ],
   "start_distance_m": 2767.0,
   "end_distance_m": 2867.0,
   "start_elevation_m": 707.13219539643,
   "end_elevation_m": 719.714708896934,
   "min_gradient_pct": 0.21651576133649542,
   "suppressed_min_gradient_pct": -2.282046821473614,
   "suppressed_min_location_m": [
    122.0,
    222.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.496,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 94.0,
  "shape_class": "stepped"
 },
 "length_m": 2884.9249199547503,
 "start_elevation_m": 605.0260718457002,
 "end_elevation_m": 720.8363999487333,
 "endpoint_gain_m": 115.81032810303304,
 "overall_gradient_pct": 4.0143272811706145,
 "accumulated_ascent_m": 122.68954347518775,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 15.573524591268324,
   "start_distance_m": 2829.0,
   "end_distance_m": 2834.0,
   "midpoint_distance_m": 2831.5,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 715.2240723430157,
   "start_xy": [
    990945.3655868407,
    6761540.607123965
   ],
   "end_xy": [
    990950.3554299284,
    6761540.297743951
   ]
  },
  "max_10m": {
   "gradient_pct": 15.32853405787364,
   "start_distance_m": 2829.0,
   "end_distance_m": 2839.0,
   "midpoint_distance_m": 2834.0,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 715.9782495192396,
   "start_xy": [
    990945.3655868407,
    6761540.607123965
   ],
   "end_xy": [
    990955.3449072918,
    6761539.9735285295
   ]
  },
  "max_20m": {
   "gradient_pct": 15.144033480287362,
   "start_distance_m": 2829.0,
   "end_distance_m": 2849.0,
   "midpoint_distance_m": 2839.0,
   "start_elevation_m": 714.4453961134523,
   "end_elevation_m": 717.4742028095097,
   "start_xy": [
    990945.3655868407,
    6761540.607123965
   ],
   "end_xy": [
    990965.2990823085,
    6761539.064025858
   ]
  },
  "max_25m": {
   "gradient_pct": 15.001555935270972,
   "start_distance_m": 2823.0,
   "end_distance_m": 2848.0,
   "midpoint_distance_m": 2835.5,
   "start_elevation_m": 713.5739931791336,
   "end_elevation_m": 717.3243821629513,
   "start_xy": [
    990939.3663163764,
    6761540.513561703
   ],
   "end_xy": [
    990964.3068069122,
    6761539.188080436
   ]
  },
  "max_50m": {
   "gradient_pct": 14.031455286090477,
   "start_distance_m": 2806.0,
   "end_distance_m": 2856.0,
   "midpoint_distance_m": 2831.0,
   "start_elevation_m": 711.3816523252003,
   "end_elevation_m": 718.3973799682456,
   "start_xy": [
    990922.3922610995,
    6761539.7781583965
   ],
   "end_xy": [
    990972.2450100826,
    6761538.1956438245
   ]
  },
  "max_100m": {
   "gradient_pct": 12.582513500503978,
   "start_distance_m": 2767.0,
   "end_distance_m": 2867.0,
   "midpoint_distance_m": 2817.0,
   "start_elevation_m": 707.13219539643,
   "end_elevation_m": 719.714708896934,
   "start_xy": [
    990883.5517547472,
    6761536.279930934
   ],
   "end_xy": [
    990981.9074558978,
    6761533.286402767
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.949121081852354,
   "start_distance_m": 433.0,
   "end_distance_m": 438.0,
   "midpoint_distance_m": 435.5,
   "start_elevation_m": 611.5378097909712,
   "end_elevation_m": 611.4403537368786,
   "start_xy": [
    988687.2497516123,
    6761488.775556606
   ],
   "end_xy": [
    988691.5903363959,
    6761491.257355094
   ]
  },
  "min_10m": {
   "gradient_pct": -1.0250884429387952,
   "start_distance_m": 161.0,
   "end_distance_m": 171.0,
   "midpoint_distance_m": 166.0,
   "start_elevation_m": 608.5414943420247,
   "end_elevation_m": 608.4389854977309,
   "start_xy": [
    988477.8645060749,
    6761316.577103159
   ],
   "end_xy": [
    988485.6497847771,
    6761322.853203503
   ]
  },
  "min_20m": {
   "gradient_pct": -0.7964311975200644,
   "start_distance_m": 151.0,
   "end_distance_m": 171.0,
   "midpoint_distance_m": 161.0,
   "start_elevation_m": 608.5982717372349,
   "end_elevation_m": 608.4389854977309,
   "start_xy": [
    988470.2700755144,
    6761310.080498692
   ],
   "end_xy": [
    988485.6497847771,
    6761322.853203503
   ]
  },
  "min_25m": {
   "gradient_pct": -0.6923500816942578,
   "start_distance_m": 154.0,
   "end_distance_m": 179.0,
   "midpoint_distance_m": 166.5,
   "start_elevation_m": 608.599908899204,
   "end_elevation_m": 608.4268213787805,
   "start_xy": [
    988472.4684559893,
    6761312.12185199
   ],
   "end_xy": [
    988491.8832694953,
    6761327.867524172
   ]
  },
  "min_50m": {
   "gradient_pct": -0.4322950025330101,
   "start_distance_m": 145.0,
   "end_distance_m": 195.0,
   "midpoint_distance_m": 170.0,
   "start_elevation_m": 608.6306302191908,
   "end_elevation_m": 608.4144827179243,
   "start_xy": [
    988465.8733145646,
    6761305.997792096
   ],
   "end_xy": [
    988504.38840963,
    6761337.848579738
   ]
  },
  "min_100m": {
   "gradient_pct": 0.21651576133649542,
   "start_distance_m": 114.0,
   "end_distance_m": 214.0,
   "midpoint_distance_m": 164.0,
   "start_elevation_m": 608.3193829098436,
   "end_elevation_m": 608.5358986711801,
   "start_xy": [
    988443.3154139594,
    6761284.7349759415
   ],
   "end_xy": [
    988519.2382635401,
    6761349.701083223
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 17.150519653182528,
   "start_distance_m": 2846.0,
   "end_distance_m": 2848.0,
   "midpoint_distance_m": 2847.0,
   "start_elevation_m": 716.9813717698877,
   "end_elevation_m": 717.3243821629513,
   "start_xy": [
    990962.3222561197,
    6761539.436189588
   ],
   "end_xy": [
    990964.3068069122,
    6761539.188080436
   ]
  },
  "max_3m": {
   "gradient_pct": 16.427701320734894,
   "start_distance_m": 2846.0,
   "end_distance_m": 2849.0,
   "midpoint_distance_m": 2847.5,
   "start_elevation_m": 716.9813717698877,
   "end_elevation_m": 717.4742028095097,
   "start_xy": [
    990962.3222561197,
    6761539.436189588
   ],
   "end_xy": [
    990965.2990823085,
    6761539.064025858
   ]
  }
 },
 "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": 0.008,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "minima_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.004,
   "obstruction_max_height_m": 8.8,
   "flagged_windows_m": []
  },
  "excluded_ranges_m": [
   [
    215.0,
    226.0
   ],
   [
    2122.0,
    2133.0
   ]
  ],
  "review": [],
  "extent": [
   "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_E988-N6761_0m5@22LHDVosgesRG-2024-12-20.tif",
   "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_E991-N6761_0m5@22LHDVosgesRG-2024-12-20.tif"
  ],
  "calculated_at": "2026-09-19T23:21:24+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": [
   "E988-N6761",
   "E989-N6761",
   "E990-N6761",
   "E991-N6761"
  ],
  "elevation_blocks": [
   "22LHDVosgesRG@2024-12-20"
  ],
  "ign_dalles": [
   "LHD_FXX_0988_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0989_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0990_6762_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0991_6762_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHDVosgesRG"
  ],
  "ign_editions": [
   "2024-12-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0988_6762_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "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_0991_6762_MNT_O_0M50_LAMB93_IGN69": "2024-12-20"
  },
  "climb_origin": "named-pass",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "carriageway": {
   "stations": 122,
   "stations_resolved": 122,
   "width_median_m": 7.5,
   "width_p10_m": 5.78,
   "width_min_m": 2.0,
   "width_max_m": 12.0,
   "bounded_share": 0.139,
   "unbounded_share": 0.861,
   "confidence_median": 0.0,
   "width_median_bounded_m": 7.5,
   "window_m": [
    2823.0,
    2848.0
   ],
   "width_at_max25_m": 7.5,
   "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": 122,
    "stations_resolved": 122,
    "width_median_m": 9.75,
    "width_p10_m": 7.53,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.418,
    "unbounded_share": 0.582,
    "confidence_median": 0.0,
    "width_median_bounded_m": 8.75,
    "window_m": [
     2823.0,
     2848.0
    ],
    "width_at_max25_m": 8.0,
    "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)"
 }
}