{
 "ocl_version": "0.1.0",
 "name": "Rue de la Jouerie",
 "slug": "rue-de-la-jouerie",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 39.80091359023561,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 245.0,
   "end_distance_m": 247.0,
   "start_elevation_m": 131.17071453148077,
   "end_elevation_m": 131.96673280328548,
   "min_gradient_pct": -14.13464081906426
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 35.67899155034505,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 143.0,
   "end_distance_m": 146.0,
   "start_elevation_m": 114.3867465079145,
   "end_elevation_m": 115.45711625442485,
   "min_gradient_pct": -13.000709189706564
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 30.15175339618679,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 143.0,
   "end_distance_m": 148.0,
   "start_elevation_m": 114.3867465079145,
   "end_elevation_m": 115.89433417772383,
   "min_gradient_pct": -7.798484020418073
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 25.79820778449175,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 139.0,
   "end_distance_m": 149.0,
   "start_elevation_m": 113.53965744777543,
   "end_elevation_m": 116.1194782262246,
   "min_gradient_pct": -0.1417945811792265
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.59995571780422,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 129.0,
   "end_distance_m": 149.0,
   "start_elevation_m": 111.59948708266376,
   "end_elevation_m": 116.1194782262246,
   "min_gradient_pct": 0.27577526775097283
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.667262880310886,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 124.0,
   "end_distance_m": 149.0,
   "start_elevation_m": 110.70266250614688,
   "end_elevation_m": 116.1194782262246,
   "min_gradient_pct": 0.46403510211280263
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.3847679387616,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 99.0,
   "end_distance_m": 149.0,
   "start_elevation_m": 106.4270942568438,
   "end_elevation_m": 116.1194782262246,
   "min_gradient_pct": 1.9768693178955914
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.616700240596685,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 115.0,
   "end_distance_m": 215.0,
   "start_elevation_m": 109.05401553081444,
   "end_elevation_m": 127.67071577141112,
   "min_gradient_pct": 2.433194365793611
  }
 ],
 "shape": {
  "ascent_concentration": 0.479,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 173.0,
  "shape_class": "stepped"
 },
 "length_m": 651.3000000000922,
 "start_elevation_m": 99.91651393311898,
 "end_elevation_m": 157.926281923844,
 "endpoint_gain_m": 58.00976799072501,
 "overall_gradient_pct": 8.906766158562384,
 "accumulated_ascent_m": 59.26724289222187,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 30.15175339618679,
   "start_distance_m": 143.0,
   "end_distance_m": 148.0,
   "midpoint_distance_m": 145.5,
   "start_elevation_m": 114.3867465079145,
   "end_elevation_m": 115.89433417772383,
   "start_xy": [
    504666.14673706854,
    6886574.235895963
   ],
   "end_xy": [
    504661.44096476986,
    6886572.546012218
   ]
  },
  "max_10m": {
   "gradient_pct": 25.79820778449175,
   "start_distance_m": 139.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 144.0,
   "start_elevation_m": 113.53965744777543,
   "end_elevation_m": 116.1194782262246,
   "start_xy": [
    504669.9113549075,
    6886575.58780296
   ],
   "end_xy": [
    504660.49981031014,
    6886572.208035469
   ]
  },
  "max_20m": {
   "gradient_pct": 22.59995571780422,
   "start_distance_m": 129.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 139.0,
   "start_elevation_m": 111.59948708266376,
   "end_elevation_m": 116.1194782262246,
   "start_xy": [
    504679.32289950486,
    6886578.96757045
   ],
   "end_xy": [
    504660.49981031014,
    6886572.208035469
   ]
  },
  "max_25m": {
   "gradient_pct": 21.667262880310886,
   "start_distance_m": 124.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 136.5,
   "start_elevation_m": 110.70266250614688,
   "end_elevation_m": 116.1194782262246,
   "start_xy": [
    504684.0286718035,
    6886580.657454196
   ],
   "end_xy": [
    504660.49981031014,
    6886572.208035469
   ]
  },
  "max_50m": {
   "gradient_pct": 19.3847679387616,
   "start_distance_m": 99.0,
   "end_distance_m": 149.0,
   "midpoint_distance_m": 124.0,
   "start_elevation_m": 106.4270942568438,
   "end_elevation_m": 116.1194782262246,
   "start_xy": [
    504707.62831985665,
    6886588.799268594
   ],
   "end_xy": [
    504660.49981031014,
    6886572.208035469
   ]
  },
  "max_100m": {
   "gradient_pct": 18.616700240596685,
   "start_distance_m": 115.0,
   "end_distance_m": 215.0,
   "midpoint_distance_m": 165.0,
   "start_elevation_m": 109.05401553081444,
   "end_elevation_m": 127.67071577141112,
   "start_xy": [
    504692.4990619411,
    6886583.699244938
   ],
   "end_xy": [
    504597.6951434163,
    6886551.956064096
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -7.798484020418073,
   "start_distance_m": 238.0,
   "end_distance_m": 243.0,
   "midpoint_distance_m": 240.5,
   "start_elevation_m": 131.39384236818773,
   "end_elevation_m": 131.00391816716683,
   "start_xy": [
    504576.6170370713,
    6886542.841095694
   ],
   "end_xy": [
    504572.08730934234,
    6886540.72412458
   ]
  },
  "min_10m": {
   "gradient_pct": -0.1417945811792265,
   "start_distance_m": 0.0,
   "end_distance_m": 10.0,
   "midpoint_distance_m": 5.0,
   "start_elevation_m": 99.91651393311898,
   "end_elevation_m": 99.90233447500106,
   "start_xy": [
    504806.365,
    6886595.407
   ],
   "end_xy": [
    504796.3754541481,
    6886594.949863616
   ]
  },
  "min_20m": {
   "gradient_pct": 0.27577526775097283,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 99.91651393311898,
   "end_elevation_m": 99.97166898666917,
   "start_xy": [
    504806.365,
    6886595.407
   ],
   "end_xy": [
    504786.38590829616,
    6886594.492727234
   ]
  },
  "min_25m": {
   "gradient_pct": 0.46403510211280263,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 99.91651393311898,
   "end_elevation_m": 100.03252270864718,
   "start_xy": [
    504806.365,
    6886595.407
   ],
   "end_xy": [
    504781.39113537024,
    6886594.264159042
   ]
  },
  "min_50m": {
   "gradient_pct": 1.9768693178955914,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 99.91651393311898,
   "end_elevation_m": 100.90494859206677,
   "start_xy": [
    504806.365,
    6886595.407
   ],
   "end_xy": [
    504756.41733818414,
    6886593.119846621
   ]
  },
  "min_100m": {
   "gradient_pct": 2.433194365793611,
   "start_distance_m": 400.0,
   "end_distance_m": 500.0,
   "midpoint_distance_m": 450.0,
   "start_elevation_m": 149.57423183593352,
   "end_elevation_m": 152.00742620172713,
   "start_xy": [
    504429.79115582997,
    6886477.687857128
   ],
   "end_xy": [
    504375.70748337137,
    6886394.001481718
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 39.80091359023561,
   "start_distance_m": 245.0,
   "end_distance_m": 247.0,
   "midpoint_distance_m": 246.0,
   "start_elevation_m": 131.17071453148077,
   "end_elevation_m": 131.96673280328548,
   "start_xy": [
    504570.2754182507,
    6886539.877336133
   ],
   "end_xy": [
    504568.4635271591,
    6886539.030547688
   ]
  },
  "max_3m": {
   "gradient_pct": 35.67899155034505,
   "start_distance_m": 143.0,
   "end_distance_m": 146.0,
   "midpoint_distance_m": 144.5,
   "start_elevation_m": 114.3867465079145,
   "end_elevation_m": 115.45711625442485,
   "start_xy": [
    504666.14673706854,
    6886574.235895963
   ],
   "end_xy": [
    504663.32327368937,
    6886573.221965716
   ]
  }
 },
 "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": {
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.409,
   "obstruction_max_height_m": 21.4,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "review": [],
  "extent": []
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "c9b3ba49b3766035839a1a4ced518ccf9fed0cf5",
   "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-no5",
   "road_pbf": "block-batch-fr-no5.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": "sha256:396cc16291f947a7"
  },
  "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_E503-N6885_0m5@24LHDHD1-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E503-N6886_0m5@24LHDHD1-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E504-N6885_0m5@24LHDHD1-2025-09-26.tif",
   "data/cache/fr/ign-lidarhd_dtm_E504-N6886_0m5@24LHDHD1-2025-09-26.tif"
  ],
  "calculated_at": "2026-09-26T00:55:15+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-no5.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-no5",
  "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": [
   "E503-N6885",
   "E503-N6886",
   "E504-N6885",
   "E504-N6886"
  ],
  "elevation_blocks": [
   "24LHDHD1@2025-09-26"
  ],
  "ign_dalles": [
   "LHD_FXX_0503_6886_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0503_6887_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0504_6886_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0504_6887_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "24LHDHD1"
  ],
  "ign_editions": [
   "2025-09-26"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0503_6886_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0503_6887_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0504_6886_MNT_O_0M50_LAMB93_IGN69": "2025-09-26",
   "LHD_FXX_0504_6887_MNT_O_0M50_LAMB93_IGN69": "2025-09-26"
  },
  "route_cut_m": 651.3,
  "climb_origin": "discovered",
  "structure_own_ways": 1,
  "carriageway": {
   "stations": 33,
   "stations_resolved": 33,
   "width_median_m": 4.25,
   "width_p10_m": 1.5,
   "width_min_m": 1.25,
   "width_max_m": 12.0,
   "bounded_share": 0.364,
   "unbounded_share": 0.636,
   "confidence_median": 0.0,
   "width_median_bounded_m": 3.38,
   "window_m": [
    124.0,
    149.0
   ],
   "width_at_max25_m": 3.25,
   "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": 33,
    "stations_resolved": 33,
    "width_median_m": 2.75,
    "width_p10_m": 1.0,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.97,
    "unbounded_share": 0.03,
    "confidence_median": 1.0,
    "width_median_bounded_m": 2.62,
    "window_m": [
     124.0,
     149.0
    ],
    "width_at_max25_m": 1.0,
    "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": "Valorbiquet",
  "county": "Calvados",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}