{
 "ocl_version": "0.1.0",
 "name": "Rue de Janicu",
 "slug": "rue-de-janicu",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 26.298106719902137,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 385.0,
   "end_distance_m": 387.0,
   "start_elevation_m": 247.15011381367157,
   "end_elevation_m": 247.6760759480696,
   "min_gradient_pct": -1.1730658229524238
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 26.425023290193888,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 389.0,
   "end_distance_m": 392.0,
   "start_elevation_m": 248.16362227366218,
   "end_elevation_m": 248.956372972368,
   "min_gradient_pct": -0.1160891399498117
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 25.6426970182099,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 385.0,
   "end_distance_m": 390.0,
   "start_elevation_m": 247.15011381367157,
   "end_elevation_m": 248.43224866458206,
   "min_gradient_pct": 0.45125787777067217
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 24.76706788678939,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 382.0,
   "end_distance_m": 392.0,
   "start_elevation_m": 246.47966618368906,
   "end_elevation_m": 248.956372972368,
   "min_gradient_pct": 0.7642845219439209
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 23.469209777235562,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 378.0,
   "end_distance_m": 398.0,
   "start_elevation_m": 245.53238723803094,
   "end_elevation_m": 250.22622919347805,
   "min_gradient_pct": 1.0305935763163632
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 23.036848460748274,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 378.0,
   "end_distance_m": 403.0,
   "start_elevation_m": 245.53238723803094,
   "end_elevation_m": 251.291599353218,
   "min_gradient_pct": 1.1203422481958114
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.03137069308275,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 353.0,
   "end_distance_m": 403.0,
   "start_elevation_m": 240.77591400667663,
   "end_elevation_m": 251.291599353218,
   "min_gradient_pct": 1.8868288942384197
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.02787543957919,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 306.0,
   "end_distance_m": 406.0,
   "start_elevation_m": 231.83251947350436,
   "end_elevation_m": 251.86039491308355,
   "min_gradient_pct": 3.3855544602980387
  }
 ],
 "shape": {
  "ascent_concentration": 0.491,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 151.0,
  "shape_class": "stepped"
 },
 "length_m": 426.0000000000164,
 "start_elevation_m": 210.71943748089487,
 "end_elevation_m": 253.90852282773247,
 "endpoint_gain_m": 43.1890853468376,
 "overall_gradient_pct": 10.138282945266651,
 "accumulated_ascent_m": 43.270007748565604,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 25.6426970182099,
   "start_distance_m": 385.0,
   "end_distance_m": 390.0,
   "midpoint_distance_m": 387.5,
   "start_elevation_m": 247.15011381367157,
   "end_elevation_m": 248.43224866458206,
   "start_xy": [
    836903.5783591574,
    6510344.625885554
   ],
   "end_xy": [
    836902.3828829244,
    6510349.480866149
   ]
  },
  "max_10m": {
   "gradient_pct": 24.76706788678939,
   "start_distance_m": 382.0,
   "end_distance_m": 392.0,
   "midpoint_distance_m": 387.0,
   "start_elevation_m": 246.47966618368906,
   "end_elevation_m": 248.956372972368,
   "start_xy": [
    836904.2956448972,
    6510341.712897197
   ],
   "end_xy": [
    836901.9931197003,
    6510351.440450338
   ]
  },
  "max_20m": {
   "gradient_pct": 23.469209777235562,
   "start_distance_m": 378.0,
   "end_distance_m": 398.0,
   "midpoint_distance_m": 388.0,
   "start_elevation_m": 245.53238723803094,
   "end_elevation_m": 250.22622919347805,
   "start_xy": [
    836905.2520258836,
    6510337.828912721
   ],
   "end_xy": [
    836901.0886411011,
    6510357.371885111
   ]
  },
  "max_25m": {
   "gradient_pct": 23.036848460748274,
   "start_distance_m": 378.0,
   "end_distance_m": 403.0,
   "midpoint_distance_m": 390.5,
   "start_elevation_m": 245.53238723803094,
   "end_elevation_m": 251.291599353218,
   "start_xy": [
    836905.2520258836,
    6510337.828912721
   ],
   "end_xy": [
    836900.3349089351,
    6510362.314747421
   ]
  },
  "max_50m": {
   "gradient_pct": 21.03137069308275,
   "start_distance_m": 353.0,
   "end_distance_m": 403.0,
   "midpoint_distance_m": 378.0,
   "start_elevation_m": 240.77591400667663,
   "end_elevation_m": 251.291599353218,
   "start_xy": [
    836912.9969597162,
    6510314.082610334
   ],
   "end_xy": [
    836900.3349089351,
    6510362.314747421
   ]
  },
  "max_100m": {
   "gradient_pct": 20.02787543957919,
   "start_distance_m": 306.0,
   "end_distance_m": 406.0,
   "midpoint_distance_m": 356.0,
   "start_elevation_m": 231.83251947350436,
   "end_elevation_m": 251.86039491308355,
   "start_xy": [
    836924.217193031,
    6510269.114048726
   ],
   "end_xy": [
    836899.8826696355,
    6510365.2804648075
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 0.45125787777067217,
   "start_distance_m": 13.0,
   "end_distance_m": 18.0,
   "midpoint_distance_m": 15.5,
   "start_elevation_m": 210.86266391426065,
   "end_elevation_m": 210.88522680814918,
   "start_xy": [
    836870.6171295252,
    6509991.199565102
   ],
   "end_xy": [
    836870.9417947271,
    6509996.189013219
   ]
  },
  "min_10m": {
   "gradient_pct": 0.7642845219439209,
   "start_distance_m": 7.0,
   "end_distance_m": 17.0,
   "midpoint_distance_m": 12.0,
   "start_elevation_m": 210.78881971369424,
   "end_elevation_m": 210.86524816588863,
   "start_xy": [
    836870.2275312828,
    6509985.212227363
   ],
   "end_xy": [
    836870.8768616867,
    6509995.191123595
   ]
  },
  "min_20m": {
   "gradient_pct": 1.0305935763163632,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 210.71943748089487,
   "end_elevation_m": 210.92555619615814,
   "start_xy": [
    836869.773,
    6509978.227
   ],
   "end_xy": [
    836871.0716608078,
    6509998.1847924655
   ]
  },
  "min_25m": {
   "gradient_pct": 1.1203422481958114,
   "start_distance_m": 1.0,
   "end_distance_m": 26.0,
   "midpoint_distance_m": 13.5,
   "start_elevation_m": 210.73304076941287,
   "end_elevation_m": 211.01312633146182,
   "start_xy": [
    836869.8379330405,
    6509979.224889623
   ],
   "end_xy": [
    836871.4085937776,
    6510004.174907347
   ]
  },
  "min_50m": {
   "gradient_pct": 1.8868288942384197,
   "start_distance_m": 1.0,
   "end_distance_m": 51.0,
   "midpoint_distance_m": 26.0,
   "start_elevation_m": 210.73304076941287,
   "end_elevation_m": 211.67645521653208,
   "start_xy": [
    836869.8379330405,
    6509979.224889623
   ],
   "end_xy": [
    836872.4180070339,
    6510029.154520732
   ]
  },
  "min_100m": {
   "gradient_pct": 3.3855544602980387,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 210.71943748089487,
   "end_elevation_m": 214.1049919411929,
   "start_xy": [
    836869.773,
    6509978.227
   ],
   "end_xy": [
    836874.3753546058,
    6510076.742192222
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 26.298106719902137,
   "start_distance_m": 385.0,
   "end_distance_m": 387.0,
   "midpoint_distance_m": 386.0,
   "start_elevation_m": 247.15011381367157,
   "end_elevation_m": 247.6760759480696,
   "start_xy": [
    836903.5783591574,
    6510344.625885554
   ],
   "end_xy": [
    836903.1001686642,
    6510346.567877792
   ]
  },
  "max_3m": {
   "gradient_pct": 26.425023290193888,
   "start_distance_m": 389.0,
   "end_distance_m": 392.0,
   "midpoint_distance_m": 390.5,
   "start_elevation_m": 248.16362227366218,
   "end_elevation_m": 248.956372972368,
   "start_xy": [
    836902.6219781709,
    6510348.50987003
   ],
   "end_xy": [
    836901.9931197003,
    6510351.440450338
   ]
  }
 },
 "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": 0.021,
   "obstruction_max_height_m": 8.04,
   "flagged_windows_m": []
  },
  "review": [],
  "extent": [
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "076a8e7f889cfb3c2cf6b3de65a6030c7155b1f0",
   "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-mc8",
   "road_pbf": "block-batch-fr-mc8.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_E836-N6509_0m5@21LHD6OL-2025-02-20.tif",
   "data/cache/fr/ign-lidarhd_dtm_E836-N6510_0m5@21LHD6OL-2025-02-20.tif"
  ],
  "calculated_at": "2026-09-22T15:53:52+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc8.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc8",
  "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": [
   "E836-N6509",
   "E836-N6510"
  ],
  "elevation_blocks": [
   "21LHD6OL@2025-02-20"
  ],
  "ign_dalles": [
   "LHD_FXX_0836_6510_MNT_O_0M50_LAMB93_IGN69",
   "LHD_FXX_0836_6511_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "21LHD6OL"
  ],
  "ign_editions": [
   "2025-02-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0836_6510_MNT_O_0M50_LAMB93_IGN69": "2025-02-20",
   "LHD_FXX_0836_6511_MNT_O_0M50_LAMB93_IGN69": "2025-02-20"
  },
  "route_summit_trim_m": 518.1,
  "route_summit_trim_loss_m": 8.3,
  "climb_origin": "discovered",
  "structure_own_ways": 4,
  "carriageway": {
   "stations": 24,
   "stations_resolved": 24,
   "width_median_m": 6.5,
   "width_p10_m": 5.33,
   "width_min_m": 4.5,
   "width_max_m": 12.0,
   "bounded_share": 0.167,
   "unbounded_share": 0.833,
   "confidence_median": 0.0,
   "width_median_bounded_m": 5.38,
   "window_m": [
    378.0,
    403.0
   ],
   "width_at_max25_m": 5.75,
   "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": 24,
    "stations_resolved": 24,
    "width_median_m": 8.0,
    "width_p10_m": 2.93,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.417,
    "unbounded_share": 0.583,
    "confidence_median": 0.0,
    "width_median_bounded_m": 5.12,
    "window_m": [
     378.0,
     403.0
    ],
    "width_at_max25_m": 6.25,
    "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": "Brignais",
  "county": "Rh\u00f4ne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}