{
 "ocl_version": "0.1.0",
 "name": "Rue du Hilsenfirst",
 "slug": "rue-du-hilsenfirst-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 27.25857223617254,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 1702.0,
   "end_distance_m": 1704.0,
   "start_elevation_m": 638.1282651267206,
   "end_elevation_m": 638.6734365714441,
   "min_gradient_pct": -39.824975114970584,
   "suppressed_max_gradient_pct": 188.50733631553567,
   "suppressed_location_m": [
    1576.0,
    1578.0
   ],
   "suppressed_min_gradient_pct": -164.65732304211542,
   "suppressed_min_location_m": [
    1572.0,
    1574.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.46885537944945,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded"
   ],
   "start_distance_m": 1701.0,
   "end_distance_m": 1704.0,
   "start_elevation_m": 637.9093709100606,
   "end_elevation_m": 638.6734365714441,
   "min_gradient_pct": -21.681345956767473,
   "suppressed_max_gradient_pct": 136.39934116954842,
   "suppressed_location_m": [
    1576.0,
    1579.0
   ],
   "suppressed_min_gradient_pct": -129.18976567518712,
   "suppressed_min_location_m": [
    1571.0,
    1574.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.005012790943056,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2127.0,
   "end_distance_m": 2132.0,
   "start_elevation_m": 689.263784691025,
   "end_elevation_m": 690.4140353305721,
   "min_gradient_pct": -19.803755853733946,
   "suppressed_max_gradient_pct": 89.24887359547938,
   "suppressed_location_m": [
    1575.0,
    1580.0
   ],
   "suppressed_min_gradient_pct": -79.00091416507848,
   "suppressed_min_location_m": [
    1570.0,
    1575.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.550828010821306,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded"
   ],
   "start_distance_m": 1605.0,
   "end_distance_m": 1615.0,
   "start_elevation_m": 623.4466113836778,
   "end_elevation_m": 625.6016941847599,
   "min_gradient_pct": -7.804865261055056,
   "suppressed_max_gradient_pct": 48.56680001279187,
   "suppressed_location_m": [
    1575.0,
    1585.0
   ],
   "suppressed_min_gradient_pct": -36.63839992169187,
   "suppressed_min_location_m": [
    1565.0,
    1575.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.730868948342618,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min",
    "texture_excluded"
   ],
   "start_distance_m": 1598.0,
   "end_distance_m": 1618.0,
   "start_elevation_m": 622.0560385419517,
   "end_elevation_m": 626.2022123316202,
   "min_gradient_pct": 1.4631677544107902,
   "suppressed_max_gradient_pct": 31.03618902676544,
   "suppressed_location_m": [
    1575.0,
    1595.0
   ],
   "suppressed_min_gradient_pct": -12.578125979847528,
   "suppressed_min_location_m": [
    1555.0,
    1575.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.151723757012405,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 1593.0,
   "end_distance_m": 1618.0,
   "start_elevation_m": 621.1642813923671,
   "end_elevation_m": 626.2022123316202,
   "min_gradient_pct": 1.918364042243411,
   "suppressed_max_gradient_pct": 28.562102461668474,
   "suppressed_location_m": [
    1575.0,
    1600.0
   ],
   "suppressed_min_gradient_pct": -7.140169703485753,
   "suppressed_min_location_m": [
    1550.0,
    1575.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.005865558556707,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 1592.0,
   "end_distance_m": 1642.0,
   "start_elevation_m": 621.0078701831795,
   "end_elevation_m": 630.0108029624579,
   "min_gradient_pct": 2.259685866780501,
   "suppressed_max_gradient_pct": 24.059134470457593,
   "suppressed_location_m": [
    1575.0,
    1625.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 16.096712136245287,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 2996.0,
   "end_distance_m": 3096.0,
   "start_elevation_m": 785.5184244425513,
   "end_elevation_m": 801.6151365787966,
   "min_gradient_pct": 3.989626653685832,
   "suppressed_max_gradient_pct": 18.72563865014547,
   "suppressed_location_m": [
    1575.0,
    1675.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.317,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 325.0,
  "shape_class": "sustained"
 },
 "length_m": 3961.7030552955457,
 "start_elevation_m": 474.23914365837254,
 "end_elevation_m": 897.6019733153959,
 "endpoint_gain_m": 423.3628296570233,
 "overall_gradient_pct": 10.686384712532176,
 "accumulated_ascent_m": 429.9868155469025,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.005012790943056,
   "start_distance_m": 2127.0,
   "end_distance_m": 2132.0,
   "midpoint_distance_m": 2129.5,
   "start_elevation_m": 689.263784691025,
   "end_elevation_m": 690.4140353305721,
   "start_xy": [
    1006833.5070970095,
    6770026.686163401
   ],
   "end_xy": [
    1006828.8799570601,
    6770028.580781011
   ]
  },
  "max_10m": {
   "gradient_pct": 21.550828010821306,
   "start_distance_m": 1605.0,
   "end_distance_m": 1615.0,
   "midpoint_distance_m": 1610.0,
   "start_elevation_m": 623.4466113836778,
   "end_elevation_m": 625.6016941847599,
   "start_xy": [
    1007030.761468381,
    6769892.095983415
   ],
   "end_xy": [
    1007021.2205194066,
    6769895.0910281
   ]
  },
  "max_20m": {
   "gradient_pct": 20.730868948342618,
   "start_distance_m": 1598.0,
   "end_distance_m": 1618.0,
   "midpoint_distance_m": 1608.0,
   "start_elevation_m": 622.0560385419517,
   "end_elevation_m": 626.2022123316202,
   "start_xy": [
    1007036.6480562208,
    6769888.481686119
   ],
   "end_xy": [
    1007018.3582347143,
    6769895.989541505
   ]
  },
  "max_25m": {
   "gradient_pct": 20.151723757012405,
   "start_distance_m": 1593.0,
   "end_distance_m": 1618.0,
   "midpoint_distance_m": 1605.5,
   "start_elevation_m": 621.1642813923671,
   "end_elevation_m": 626.2022123316202,
   "start_xy": [
    1007040.6047309021,
    6769885.424771749
   ],
   "end_xy": [
    1007018.3582347143,
    6769895.989541505
   ]
  },
  "max_50m": {
   "gradient_pct": 18.005865558556707,
   "start_distance_m": 1592.0,
   "end_distance_m": 1642.0,
   "midpoint_distance_m": 1617.0,
   "start_elevation_m": 621.0078701831795,
   "end_elevation_m": 630.0108029624579,
   "start_xy": [
    1007041.3381537388,
    6769884.756556921
   ],
   "end_xy": [
    1006994.3731793883,
    6769896.370925338
   ]
  },
  "max_100m": {
   "gradient_pct": 16.096712136245287,
   "start_distance_m": 2996.0,
   "end_distance_m": 3096.0,
   "midpoint_distance_m": 3046.0,
   "start_elevation_m": 785.5184244425513,
   "end_elevation_m": 801.6151365787966,
   "start_xy": [
    1006709.8440245191,
    6770256.138605686
   ],
   "end_xy": [
    1006656.1561011934,
    6770302.972348749
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -19.803755853733946,
   "start_distance_m": 1712.0,
   "end_distance_m": 1717.0,
   "midpoint_distance_m": 1714.5,
   "start_elevation_m": 639.4432825540432,
   "end_elevation_m": 638.4530947613565,
   "start_xy": [
    1006928.6952343463,
    6769915.256764609
   ],
   "end_xy": [
    1006924.2182653937,
    6769917.483137817
   ]
  },
  "min_10m": {
   "gradient_pct": -7.804865261055056,
   "start_distance_m": 1710.0,
   "end_distance_m": 1720.0,
   "midpoint_distance_m": 1715.0,
   "start_elevation_m": 639.5434631461756,
   "end_elevation_m": 638.76297662007,
   "start_xy": [
    1006930.4860921749,
    6769914.366355581
   ],
   "end_xy": [
    1006921.5398531526,
    6769918.834473403
   ]
  },
  "min_20m": {
   "gradient_pct": 1.4631677544107902,
   "start_distance_m": 3.0,
   "end_distance_m": 23.0,
   "midpoint_distance_m": 13.0,
   "start_elevation_m": 474.7939741839656,
   "end_elevation_m": 475.08660773484775,
   "start_xy": [
    1008072.09486257,
    6768945.781504162
   ],
   "end_xy": [
    1008063.5656503913,
    6768927.72871811
   ]
  },
  "min_25m": {
   "gradient_pct": 1.918364042243411,
   "start_distance_m": 343.0,
   "end_distance_m": 368.0,
   "midpoint_distance_m": 355.5,
   "start_elevation_m": 496.0351712340871,
   "end_elevation_m": 496.51476224464795,
   "start_xy": [
    1007908.6800257338,
    6769139.008667992
   ],
   "end_xy": [
    1007905.6910185341,
    6769163.829341551
   ]
  },
  "min_50m": {
   "gradient_pct": 2.259685866780501,
   "start_distance_m": 326.0,
   "end_distance_m": 376.0,
   "midpoint_distance_m": 351.0,
   "start_elevation_m": 495.64889026320105,
   "end_elevation_m": 496.7787331965913,
   "start_xy": [
    1007912.1192739201,
    6769122.377476248
   ],
   "end_xy": [
    1007903.9821186573,
    6769171.597512837
   ]
  },
  "min_100m": {
   "gradient_pct": 3.989626653685832,
   "start_distance_m": 304.0,
   "end_distance_m": 404.0,
   "midpoint_distance_m": 354.0,
   "start_elevation_m": 494.5546544836591,
   "end_elevation_m": 498.5442811373449,
   "start_xy": [
    1007917.0832635581,
    6769100.944818763
   ],
   "end_xy": [
    1007889.2191215265,
    6769194.939197485
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 27.25857223617254,
   "start_distance_m": 1702.0,
   "end_distance_m": 1704.0,
   "midpoint_distance_m": 1703.0,
   "start_elevation_m": 638.1282651267206,
   "end_elevation_m": 638.6734365714441,
   "start_xy": [
    1006937.6495234894,
    6769910.804719469
   ],
   "end_xy": [
    1006935.8586656608,
    6769911.695128497
   ]
  },
  "max_3m": {
   "gradient_pct": 25.46885537944945,
   "start_distance_m": 1701.0,
   "end_distance_m": 1704.0,
   "midpoint_distance_m": 1702.5,
   "start_elevation_m": 637.9093709100606,
   "end_elevation_m": 638.6734365714441,
   "start_xy": [
    1006938.5449524038,
    6769910.3595149545
   ],
   "end_xy": [
    1006935.8586656608,
    6769911.695128497
   ]
  }
 },
 "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": 0.006,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "minima_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.012,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": [],
   "minima_resited": [],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 20.0,
     "start_m": 1731.0,
     "end_m": 1751.0,
     "raw_pct": 21.03,
     "reason": "hump+mask-edge"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.211,
   "obstruction_max_height_m": 25.46,
   "flagged_windows_m": [
    2,
    5,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    1567.0,
    1583.0
   ],
   [
    1725.0,
    1753.0
   ]
  ],
  "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_E1006-N6769_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1006-N6770_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1007-N6768_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1007-N6769_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1007-N6770_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1008-N6768_0m5@22LHDVosgesRG-2024-12-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E1008-N6769_0m5@22LHDVosgesRG-2024-12-20.tif"
  ],
  "calculated_at": "2026-09-19T23:14:03+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": [
   "E1006-N6769",
   "E1006-N6770",
   "E1007-N6768",
   "E1007-N6769",
   "E1007-N6770",
   "E1008-N6768",
   "E1008-N6769"
  ],
  "elevation_blocks": [
   "22LHDVosgesRG@2024-12-20"
  ],
  "ign_dalles": [
   "LHD_FXX_1006_6770_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1006_6771_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1007_6769_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1007_6770_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1007_6771_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1008_6769_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_1008_6770_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHDVosgesRG"
  ],
  "ign_editions": [
   "2024-12-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_1006_6770_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1006_6771_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1007_6769_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1007_6770_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1007_6771_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1008_6769_MNT_O_0M50_LAMB93_IGN69": "2024-12-20",
   "LHD_FXX_1008_6770_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": 165,
   "stations_resolved": 165,
   "width_median_m": 6.25,
   "width_p10_m": 3.75,
   "width_min_m": 0.5,
   "width_max_m": 11.0,
   "bounded_share": 0.424,
   "unbounded_share": 0.576,
   "confidence_median": 0.0,
   "width_median_bounded_m": 6.0,
   "window_m": [
    1593.0,
    1618.0
   ],
   "width_at_max25_m": 6.25,
   "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": 165,
    "stations_resolved": 165,
    "width_median_m": 5.5,
    "width_p10_m": 1.0,
    "width_min_m": 0.0,
    "width_max_m": 12.0,
    "bounded_share": 0.83,
    "unbounded_share": 0.17,
    "confidence_median": 1.0,
    "width_median_bounded_m": 4.5,
    "window_m": [
     1593.0,
     1618.0
    ],
    "width_at_max25_m": 8.5,
    "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": "Linthal",
  "county": "Haut-Rhin",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}