{
 "ocl_version": "0.1.0",
 "name": "Rue de la C\u00f4te d'Armont",
 "slug": "rue-de-la-cote-d-armont",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.529857790053256,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 321.0,
   "end_distance_m": 323.0,
   "start_elevation_m": 486.3284738741128,
   "end_elevation_m": 486.83907102991384,
   "min_gradient_pct": -2.265911636061446
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.901531880486043,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 321.0,
   "end_distance_m": 324.0,
   "start_elevation_m": 486.3284738741128,
   "end_elevation_m": 487.07551983052736,
   "min_gradient_pct": -1.2085961087734631
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 24.525610082612275,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 320.0,
   "end_distance_m": 325.0,
   "start_elevation_m": 486.09534543362025,
   "end_elevation_m": 487.32162593775087,
   "min_gradient_pct": 0.8684700798949052
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.732566980355614,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 320.0,
   "end_distance_m": 330.0,
   "start_elevation_m": 486.09534543362025,
   "end_elevation_m": 488.4686021316558,
   "min_gradient_pct": 2.356770880943486
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 22.85879833615695,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 319.0,
   "end_distance_m": 339.0,
   "start_elevation_m": 485.8693772124268,
   "end_elevation_m": 490.4411368796582,
   "min_gradient_pct": 2.5910162143608773
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 22.526309935065683,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 317.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 485.4426990207803,
   "end_elevation_m": 491.07427650454673,
   "min_gradient_pct": 2.829999025409961
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.345391997241904,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 300.0,
   "end_distance_m": 350.0,
   "start_elevation_m": 483.60595417387344,
   "end_elevation_m": 492.7786501724944,
   "min_gradient_pct": 3.3609755052125365
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.006874577108476,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 250.0,
   "end_distance_m": 350.0,
   "start_elevation_m": 474.7717755953859,
   "end_elevation_m": 492.7786501724944,
   "min_gradient_pct": 4.444619576537377
  }
 ],
 "shape": {
  "ascent_concentration": 0.424,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 125.0,
  "shape_class": "sustained"
 },
 "length_m": 350.59081790616074,
 "start_elevation_m": 455.1402835874176,
 "end_elevation_m": 492.7936449855978,
 "endpoint_gain_m": 37.65336139818015,
 "overall_gradient_pct": 10.739973631670656,
 "accumulated_ascent_m": 37.70680061180781,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 24.525610082612275,
   "start_distance_m": 320.0,
   "end_distance_m": 325.0,
   "midpoint_distance_m": 322.5,
   "start_elevation_m": 486.09534543362025,
   "end_elevation_m": 487.32162593775087,
   "start_xy": [
    968620.548334434,
    6705003.827354372
   ],
   "end_xy": [
    968620.5651148886,
    6705008.827326213
   ]
  },
  "max_10m": {
   "gradient_pct": 23.732566980355614,
   "start_distance_m": 320.0,
   "end_distance_m": 330.0,
   "midpoint_distance_m": 325.0,
   "start_elevation_m": 486.09534543362025,
   "end_elevation_m": 488.4686021316558,
   "start_xy": [
    968620.548334434,
    6705003.827354372
   ],
   "end_xy": [
    968620.5818953431,
    6705013.8272980545
   ]
  },
  "max_20m": {
   "gradient_pct": 22.85879833615695,
   "start_distance_m": 319.0,
   "end_distance_m": 339.0,
   "midpoint_distance_m": 329.0,
   "start_elevation_m": 485.8693772124268,
   "end_elevation_m": 490.4411368796582,
   "start_xy": [
    968620.5449783432,
    6705002.827360003
   ],
   "end_xy": [
    968620.6121001614,
    6705022.827247369
   ]
  },
  "max_25m": {
   "gradient_pct": 22.526309935065683,
   "start_distance_m": 317.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 329.5,
   "start_elevation_m": 485.4426990207803,
   "end_elevation_m": 491.07427650454673,
   "start_xy": [
    968620.5382661613,
    6705000.827371267
   ],
   "end_xy": [
    968620.6221684341,
    6705025.827230474
   ]
  },
  "max_50m": {
   "gradient_pct": 18.345391997241904,
   "start_distance_m": 300.0,
   "end_distance_m": 350.0,
   "midpoint_distance_m": 325.0,
   "start_elevation_m": 483.60595417387344,
   "end_elevation_m": 492.7786501724944,
   "start_xy": [
    968620.1026310406,
    6704983.836553888
   ],
   "end_xy": [
    968620.6490171613,
    6705033.82718542
   ]
  },
  "max_100m": {
   "gradient_pct": 18.006874577108476,
   "start_distance_m": 250.0,
   "end_distance_m": 350.0,
   "midpoint_distance_m": 300.0,
   "start_elevation_m": 474.7717755953859,
   "end_elevation_m": 492.7786501724944,
   "start_xy": [
    968617.871908062,
    6704933.886340146
   ],
   "end_xy": [
    968620.6490171613,
    6705033.82718542
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.8684700798949052,
   "start_distance_m": 0.0,
   "end_distance_m": 5.0,
   "midpoint_distance_m": 2.5,
   "start_elevation_m": 455.1402835874176,
   "end_elevation_m": 455.1837070914124,
   "start_xy": [
    968545.682,
    6704699.906
   ],
   "end_xy": [
    968545.659046616,
    6704704.905947315
   ]
  },
  "min_10m": {
   "gradient_pct": 2.356770880943486,
   "start_distance_m": 38.0,
   "end_distance_m": 48.0,
   "midpoint_distance_m": 43.0,
   "start_elevation_m": 456.8420677411902,
   "end_elevation_m": 457.07774482928454,
   "start_xy": [
    968550.773250695,
    6704737.238267367
   ],
   "end_xy": [
    968554.0260492587,
    6704746.69444532
   ]
  },
  "min_20m": {
   "gradient_pct": 2.5910162143608773,
   "start_distance_m": 33.0,
   "end_distance_m": 53.0,
   "midpoint_distance_m": 43.0,
   "start_elevation_m": 456.7117807841499,
   "end_elevation_m": 457.22998402702206,
   "start_xy": [
    968549.1468514132,
    6704732.510178389
   ],
   "end_xy": [
    968555.6524485406,
    6704751.422534298
   ]
  },
  "min_25m": {
   "gradient_pct": 2.829999025409961,
   "start_distance_m": 28.0,
   "end_distance_m": 53.0,
   "midpoint_distance_m": 40.5,
   "start_elevation_m": 456.52248427066957,
   "end_elevation_m": 457.22998402702206,
   "start_xy": [
    968547.5204521314,
    6704727.782089412
   ],
   "end_xy": [
    968555.6524485406,
    6704751.422534298
   ]
  },
  "min_50m": {
   "gradient_pct": 3.3609755052125365,
   "start_distance_m": 26.0,
   "end_distance_m": 76.0,
   "midpoint_distance_m": 51.0,
   "start_elevation_m": 456.45490552812686,
   "end_elevation_m": 458.1353932807331,
   "start_xy": [
    968547.2334277101,
    6704725.806864528
   ],
   "end_xy": [
    968563.5954358232,
    6704772.990904982
   ]
  },
  "min_100m": {
   "gradient_pct": 4.444619576537377,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 455.1402835874176,
   "end_elevation_m": 459.584903163955,
   "start_xy": [
    968545.682,
    6704699.906
   ],
   "end_xy": [
    968573.2838289028,
    6704794.948478608
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.529857790053256,
   "start_distance_m": 321.0,
   "end_distance_m": 323.0,
   "midpoint_distance_m": 322.0,
   "start_elevation_m": 486.3284738741128,
   "end_elevation_m": 486.83907102991384,
   "start_xy": [
    968620.551690525,
    6705004.82734874
   ],
   "end_xy": [
    968620.5584027069,
    6705006.827337476
   ]
  },
  "max_3m": {
   "gradient_pct": 24.901531880486043,
   "start_distance_m": 321.0,
   "end_distance_m": 324.0,
   "midpoint_distance_m": 322.5,
   "start_elevation_m": 486.3284738741128,
   "end_elevation_m": 487.07551983052736,
   "start_xy": [
    968620.551690525,
    6705004.82734874
   ],
   "end_xy": [
    968620.5617587977,
    6705007.827331845
   ]
  }
 },
 "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": 0.031,
   "obstruction_max_height_m": 11.56,
   "flagged_windows_m": []
  },
  "review": [],
  "extent": [
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "c4fd6b4a89a9718922c7ed8acdf14e43dcf75a33",
   "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-ju4",
   "road_pbf": "block-batch-fr-ju4.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": "sha256:78945c7930496bfe"
  },
  "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_E968-N6704_0m5@22LHD2QH2-2025-05-22.tif",
   "data/cache/fr/ign-lidarhd_dtm_E968-N6705_0m5@22LHD2QH2-2025-05-22.tif"
  ],
  "calculated_at": "2026-09-24T11:29:48+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-ju4.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-ju4",
  "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": [
   "E968-N6704",
   "E968-N6705"
  ],
  "elevation_blocks": [
   "22LHD2QH2@2025-05-22"
  ],
  "ign_dalles": [
   "LHD_FXX_0968_6705_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0968_6706_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "22LHD2QH2"
  ],
  "ign_editions": [
   "2025-05-22"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0968_6705_MNT_O_0M50_LAMB93_IGN69": "2025-05-22",
   "LHD_FXX_0968_6706_MNT_O_0M50_LAMB93_IGN69": "2025-05-22"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 2,
  "carriageway": {
   "stations": 21,
   "stations_resolved": 21,
   "width_median_m": 8.0,
   "width_p10_m": 5.25,
   "width_min_m": 5.0,
   "width_max_m": 12.0,
   "bounded_share": 0.286,
   "unbounded_share": 0.714,
   "confidence_median": 0.0,
   "width_median_bounded_m": 5.38,
   "window_m": [
    317.0,
    342.0
   ],
   "width_at_max25_m": 8.25,
   "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": 21,
    "stations_resolved": 21,
    "width_median_m": 9.75,
    "width_p10_m": 4.25,
    "width_min_m": 1.5,
    "width_max_m": 12.0,
    "bounded_share": 0.524,
    "unbounded_share": 0.476,
    "confidence_median": 0.898,
    "width_median_bounded_m": 6.0,
    "window_m": [
     317.0,
     342.0
    ],
    "width_at_max25_m": 10.0,
    "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": "Anteuil",
  "county": "Doubs",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}