{
 "ocl_version": "0.1.0",
 "name": "Rue du Puy Vineux",
 "slug": "rue-du-puy-vineux",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 30.164448526937804,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 335.0,
   "end_distance_m": 337.0,
   "start_elevation_m": 489.2236221859353,
   "end_elevation_m": 489.82691115647407,
   "min_gradient_pct": -0.1291888844150435
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.129860815166392,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 333.0,
   "end_distance_m": 336.0,
   "start_elevation_m": 488.66749903080023,
   "end_elevation_m": 489.5713948552552,
   "min_gradient_pct": 0.7972139844222662
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 29.05678474740398,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 333.0,
   "end_distance_m": 338.0,
   "start_elevation_m": 488.66749903080023,
   "end_elevation_m": 490.1203382681704,
   "min_gradient_pct": 1.7722209582768755
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 27.863978467701145,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 331.0,
   "end_distance_m": 341.0,
   "start_elevation_m": 488.15822275611424,
   "end_elevation_m": 490.94462060288436,
   "min_gradient_pct": 2.6374986757065244
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.325600704872784,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 322.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 486.1077622892734,
   "end_elevation_m": 491.17288243024797,
   "min_gradient_pct": 4.556075813206917
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.22221054393117,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 317.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 485.1173297942652,
   "end_elevation_m": 491.17288243024797,
   "min_gradient_pct": 5.262462509610032
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.582909387761447,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 293.0,
   "end_distance_m": 343.0,
   "start_elevation_m": 481.0613104485926,
   "end_elevation_m": 491.35276514247334,
   "min_gradient_pct": 6.861521484175341
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.470359170488905,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 243.0,
   "end_distance_m": 343.0,
   "start_elevation_m": 473.88240597198444,
   "end_elevation_m": 491.35276514247334,
   "min_gradient_pct": 9.072412085923872
  }
 ],
 "shape": {
  "ascent_concentration": 0.348,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 249.0,
  "shape_class": "sustained"
 },
 "length_m": 350.62638127194083,
 "start_elevation_m": 446.4199537346178,
 "end_elevation_m": 491.96127906493086,
 "endpoint_gain_m": 45.54132533031304,
 "overall_gradient_pct": 12.988562117062106,
 "accumulated_ascent_m": 45.555239050843284,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 29.05678474740398,
   "start_distance_m": 333.0,
   "end_distance_m": 338.0,
   "midpoint_distance_m": 335.5,
   "start_elevation_m": 488.66749903080023,
   "end_elevation_m": 490.1203382681704,
   "start_xy": [
    704399.497766887,
    6520775.550319094
   ],
   "end_xy": [
    704394.5047707979,
    6520775.752070527
   ]
  },
  "max_10m": {
   "gradient_pct": 27.863978467701145,
   "start_distance_m": 331.0,
   "end_distance_m": 341.0,
   "midpoint_distance_m": 336.0,
   "start_elevation_m": 488.15822275611424,
   "end_elevation_m": 490.94462060288436,
   "start_xy": [
    704401.4853427345,
    6520775.327738209
   ],
   "end_xy": [
    704391.5056286386,
    6520775.823808296
   ]
  },
  "max_20m": {
   "gradient_pct": 25.325600704872784,
   "start_distance_m": 322.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 332.0,
   "start_elevation_m": 486.1077622892734,
   "end_elevation_m": 491.17288243024797,
   "start_xy": [
    704410.4294340484,
    6520774.326124227
   ],
   "end_xy": [
    704390.5059145853,
    6520775.847720885
   ]
  },
  "max_25m": {
   "gradient_pct": 24.22221054393117,
   "start_distance_m": 317.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 329.5,
   "start_elevation_m": 485.1173297942652,
   "end_elevation_m": 491.17288243024797,
   "start_xy": [
    704415.3983736672,
    6520773.769672014
   ],
   "end_xy": [
    704390.5059145853,
    6520775.847720885
   ]
  },
  "max_50m": {
   "gradient_pct": 20.582909387761447,
   "start_distance_m": 293.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 318.0,
   "start_elevation_m": 481.0613104485926,
   "end_elevation_m": 491.35276514247334,
   "start_xy": [
    704439.2492838374,
    6520771.098701394
   ],
   "end_xy": [
    704389.5062005322,
    6520775.871633475
   ]
  },
  "max_100m": {
   "gradient_pct": 17.470359170488905,
   "start_distance_m": 243.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 293.0,
   "start_elevation_m": 473.88240597198444,
   "end_elevation_m": 491.35276514247334,
   "start_xy": [
    704488.9924233104,
    6520766.497529366
   ],
   "end_xy": [
    704389.5062005322,
    6520775.871633475
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 1.7722209582768755,
   "start_distance_m": 50.0,
   "end_distance_m": 55.0,
   "midpoint_distance_m": 52.5,
   "start_elevation_m": 452.0417252955073,
   "end_elevation_m": 452.13033634342116,
   "start_xy": [
    704675.5359013315,
    6520772.644050685
   ],
   "end_xy": [
    704671.0735628627,
    6520770.3884941265
   ]
  },
  "min_10m": {
   "gradient_pct": 2.6374986757065244,
   "start_distance_m": 49.0,
   "end_distance_m": 59.0,
   "midpoint_distance_m": 54.0,
   "start_elevation_m": 452.0387612734855,
   "end_elevation_m": 452.30251114105613,
   "start_xy": [
    704676.3918425022,
    6520772.967341955
   ],
   "end_xy": [
    704667.5036920877,
    6520768.584048878
   ]
  },
  "min_20m": {
   "gradient_pct": 4.556075813206917,
   "start_distance_m": 49.0,
   "end_distance_m": 69.0,
   "midpoint_distance_m": 59.0,
   "start_elevation_m": 452.0387612734855,
   "end_elevation_m": 452.94997643612686,
   "start_xy": [
    704676.3918425022,
    6520772.967341955
   ],
   "end_xy": [
    704658.5790151504,
    6520764.072935761
   ]
  },
  "min_25m": {
   "gradient_pct": 5.262462509610032,
   "start_distance_m": 49.0,
   "end_distance_m": 74.0,
   "midpoint_distance_m": 61.5,
   "start_elevation_m": 452.0387612734855,
   "end_elevation_m": 453.354376900888,
   "start_xy": [
    704676.3918425022,
    6520772.967341955
   ],
   "end_xy": [
    704654.1166766817,
    6520761.817379202
   ]
  },
  "min_50m": {
   "gradient_pct": 6.861521484175341,
   "start_distance_m": 49.0,
   "end_distance_m": 99.0,
   "midpoint_distance_m": 74.0,
   "start_elevation_m": 452.0387612734855,
   "end_elevation_m": 455.46952201557315,
   "start_xy": [
    704676.3918425022,
    6520772.967341955
   ],
   "end_xy": [
    704631.3337136246,
    6520751.670315895
   ]
  },
  "min_100m": {
   "gradient_pct": 9.072412085923872,
   "start_distance_m": 25.0,
   "end_distance_m": 125.0,
   "midpoint_distance_m": 75.0,
   "start_elevation_m": 449.0777032236338,
   "end_elevation_m": 458.1501153095577,
   "start_xy": [
    704689.0282074487,
    6520752.568262846
   ],
   "end_xy": [
    704605.7448882549,
    6520753.186318433
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 30.164448526937804,
   "start_distance_m": 335.0,
   "end_distance_m": 337.0,
   "midpoint_distance_m": 336.0,
   "start_elevation_m": 489.2236221859353,
   "end_elevation_m": 489.82691115647407,
   "start_xy": [
    704397.5039129574,
    6520775.6803327575
   ],
   "end_xy": [
    704395.504484851,
    6520775.728157937
   ]
  },
  "max_3m": {
   "gradient_pct": 30.129860815166392,
   "start_distance_m": 333.0,
   "end_distance_m": 336.0,
   "midpoint_distance_m": 334.5,
   "start_elevation_m": 488.66749903080023,
   "end_elevation_m": 489.5713948552552,
   "start_xy": [
    704399.497766887,
    6520775.550319094
   ],
   "end_xy": [
    704396.5041989043,
    6520775.7042453475
   ]
  }
 },
 "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": 0.105,
   "obstruction_max_height_m": 12.91,
   "flagged_windows_m": [
    50,
    100
   ]
  },
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "1cc9fdcd6556a02163cb21acb2293cad3067d2a1",
   "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-mc4",
   "road_pbf": "block-batch-fr-mc4.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_E704-N6520_0m5@22LHD4LL-2025-07-24.tif"
  ],
  "calculated_at": "2026-09-22T18:19:28+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc4.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc4",
  "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": [
   "E704-N6520"
  ],
  "elevation_blocks": [
   "22LHD4LL@2025-07-24"
  ],
  "ign_dalles": [
   "LHD_FXX_0704_6521_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD4LL"
  ],
  "ign_editions": [
   "2025-07-24"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0704_6521_MNT_O_0M50_LAMB93_IGN69": "2025-07-24"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 3,
  "carriageway": {
   "stations": 21,
   "stations_resolved": 21,
   "width_median_m": 7.25,
   "width_p10_m": 2.25,
   "width_min_m": 0.75,
   "width_max_m": 12.0,
   "bounded_share": 0.381,
   "unbounded_share": 0.619,
   "confidence_median": 0.0,
   "width_median_bounded_m": 2.38,
   "window_m": [
    317.0,
    342.0
   ],
   "width_at_max25_m": 2.75,
   "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": 21,
    "stations_resolved": 21,
    "width_median_m": 6.75,
    "width_p10_m": 1.25,
    "width_min_m": 0.75,
    "width_max_m": 12.0,
    "bounded_share": 0.667,
    "unbounded_share": 0.333,
    "confidence_median": 1.0,
    "width_median_bounded_m": 2.12,
    "window_m": [
     317.0,
     342.0
    ],
    "width_at_max25_m": 1.5,
    "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": "Chamali\u00e8res",
  "county": "Puy-de-D\u00f4me",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}