{
 "ocl_version": "0.1.0",
 "name": "Bruschgal\u00e4schgerstrasse",
 "slug": "bruschgalaschgerstrasse",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 22.404757540357423,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1247.0,
   "end_distance_m": 1249.0,
   "start_elevation_m": 1823.4152396270717,
   "end_elevation_m": 1823.863334777879,
   "min_gradient_pct": 1.4173677073586077
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 22.16357224613148,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 1246.0,
   "end_distance_m": 1249.0,
   "start_elevation_m": 1823.198427610495,
   "end_elevation_m": 1823.863334777879,
   "min_gradient_pct": 1.8562369864487966
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 21.502624985050716,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1246.0,
   "end_distance_m": 1251.0,
   "start_elevation_m": 1823.198427610495,
   "end_elevation_m": 1824.2735588597475,
   "min_gradient_pct": 2.280148333966281
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.18852756593469,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1012.0,
   "end_distance_m": 1022.0,
   "start_elevation_m": 1783.2230716992149,
   "end_elevation_m": 1785.3419244558083,
   "min_gradient_pct": 2.5256236579184588
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.9295691988234,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1233.0,
   "end_distance_m": 1253.0,
   "start_elevation_m": 1820.500277883859,
   "end_elevation_m": 1824.6861917236238,
   "min_gradient_pct": 3.3585019165730046
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.81237346287253,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1231.0,
   "end_distance_m": 1256.0,
   "start_elevation_m": 1820.0996837440882,
   "end_elevation_m": 1825.3027771098064,
   "min_gradient_pct": 4.565649397685775
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.526664298663036,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1157.0,
   "end_distance_m": 1207.0,
   "start_elevation_m": 1805.1146188625012,
   "end_elevation_m": 1815.3779510118327,
   "min_gradient_pct": 6.861383484067119
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.377399962445907,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 1157.0,
   "end_distance_m": 1257.0,
   "start_elevation_m": 1805.1146188625012,
   "end_elevation_m": 1825.492018824947,
   "min_gradient_pct": 8.264427396645033
  }
 ],
 "shape": {
  "ascent_concentration": 0.288,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 373.0,
  "shape_class": "sustained"
 },
 "length_m": 1361.6024265815217,
 "start_elevation_m": 1629.819830500041,
 "end_elevation_m": 1838.89689423828,
 "endpoint_gain_m": 209.07706373823908,
 "overall_gradient_pct": 15.355221146539375,
 "accumulated_ascent_m": 209.07706373823908,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 21.502624985050716,
   "start_distance_m": 1246.0,
   "end_distance_m": 1251.0,
   "midpoint_distance_m": 1248.5,
   "start_elevation_m": 1823.198427610495,
   "end_elevation_m": 1824.2735588597475,
   "start_xy": [
    2742394.070804745,
    1172294.9278612447
   ],
   "end_xy": [
    2742389.2551704394,
    1172293.6464459603
   ]
  },
  "max_10m": {
   "gradient_pct": 21.18852756593469,
   "start_distance_m": 1012.0,
   "end_distance_m": 1022.0,
   "midpoint_distance_m": 1017.0,
   "start_elevation_m": 1783.2230716992149,
   "end_elevation_m": 1785.3419244558083,
   "start_xy": [
    2742492.4490792337,
    1172304.428769657
   ],
   "end_xy": [
    2742497.958397291,
    1172312.7742717566
   ]
  },
  "max_20m": {
   "gradient_pct": 20.9295691988234,
   "start_distance_m": 1233.0,
   "end_distance_m": 1253.0,
   "midpoint_distance_m": 1243.0,
   "start_elevation_m": 1820.500277883859,
   "end_elevation_m": 1824.6861917236238,
   "start_xy": [
    2742405.7656972646,
    1172300.5359402974
   ],
   "end_xy": [
    2742387.2767575104,
    1172293.3534154485
   ]
  },
  "max_25m": {
   "gradient_pct": 20.81237346287253,
   "start_distance_m": 1231.0,
   "end_distance_m": 1256.0,
   "midpoint_distance_m": 1243.5,
   "start_elevation_m": 1820.0996837440882,
   "end_elevation_m": 1825.3027771098064,
   "start_xy": [
    2742407.5005900715,
    1172301.5310014598
   ],
   "end_xy": [
    2742384.290999578,
    1172293.075583135
   ]
  },
  "max_50m": {
   "gradient_pct": 20.526664298663036,
   "start_distance_m": 1157.0,
   "end_distance_m": 1207.0,
   "midpoint_distance_m": 1182.0,
   "start_elevation_m": 1805.1146188625012,
   "end_elevation_m": 1815.3779510118327,
   "start_xy": [
    2742474.8316419353,
    1172331.8185554503
   ],
   "end_xy": [
    2742429.2246981235,
    1172311.6394036722
   ]
  },
  "max_100m": {
   "gradient_pct": 20.377399962445907,
   "start_distance_m": 1157.0,
   "end_distance_m": 1257.0,
   "midpoint_distance_m": 1207.0,
   "start_elevation_m": 1805.1146188625012,
   "end_elevation_m": 1825.492018824947,
   "start_xy": [
    2742474.8316419353,
    1172331.8185554503
   ],
   "end_xy": [
    2742383.293737972,
    1172293.0016284953
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 2.280148333966281,
   "start_distance_m": 1356.0,
   "end_distance_m": 1361.0,
   "midpoint_distance_m": 1358.5,
   "start_elevation_m": 1838.7592682600784,
   "end_elevation_m": 1838.8732756767768,
   "start_xy": [
    2742310.0375279817,
    1172236.9503498338
   ],
   "end_xy": [
    2742307.344647215,
    1172232.7374662273
   ]
  },
  "min_10m": {
   "gradient_pct": 2.5256236579184588,
   "start_distance_m": 1345.0,
   "end_distance_m": 1355.0,
   "midpoint_distance_m": 1350.0,
   "start_elevation_m": 1838.4533889593306,
   "end_elevation_m": 1838.7059513251224,
   "start_xy": [
    2742315.9624915714,
    1172246.2182929555
   ],
   "end_xy": [
    2742310.576273113,
    1172237.7928186164
   ]
  },
  "min_20m": {
   "gradient_pct": 3.3585019165730046,
   "start_distance_m": 1341.0,
   "end_distance_m": 1361.0,
   "midpoint_distance_m": 1351.0,
   "start_elevation_m": 1838.2015752934622,
   "end_elevation_m": 1838.8732756767768,
   "start_xy": [
    2742318.1168132513,
    1172249.5885887688
   ],
   "end_xy": [
    2742307.344647215,
    1172232.7374662273
   ]
  },
  "min_25m": {
   "gradient_pct": 4.565649397685775,
   "start_distance_m": 1336.0,
   "end_distance_m": 1361.0,
   "midpoint_distance_m": 1348.5,
   "start_elevation_m": 1837.7318633273553,
   "end_elevation_m": 1838.8732756767768,
   "start_xy": [
    2742320.809725861,
    1172253.8014519978
   ],
   "end_xy": [
    2742307.344647215,
    1172232.7374662273
   ]
  },
  "min_50m": {
   "gradient_pct": 6.861383484067119,
   "start_distance_m": 40.0,
   "end_distance_m": 90.0,
   "midpoint_distance_m": 65.0,
   "start_elevation_m": 1633.6309119456541,
   "end_elevation_m": 1637.0616036876877,
   "start_xy": [
    2742696.086031027,
    1172037.9390593572
   ],
   "end_xy": [
    2742698.53523667,
    1172051.0076836054
   ]
  },
  "min_100m": {
   "gradient_pct": 8.264427396645033,
   "start_distance_m": 1.0,
   "end_distance_m": 101.0,
   "midpoint_distance_m": 51.0,
   "start_elevation_m": 1629.924085047765,
   "end_elevation_m": 1638.18851244441,
   "start_xy": [
    2742730.9742654623,
    1172055.0651133175
   ],
   "end_xy": [
    2742707.9870432345,
    1172056.6102060725
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 22.404757540357423,
   "start_distance_m": 1247.0,
   "end_distance_m": 1249.0,
   "midpoint_distance_m": 1248.0,
   "start_elevation_m": 1823.4152396270717,
   "end_elevation_m": 1823.863334777879,
   "start_xy": [
    2742393.124715705,
    1172294.603954728
   ],
   "end_xy": [
    2742391.227794477,
    1172293.97393059
   ]
  },
  "max_3m": {
   "gradient_pct": 22.16357224613148,
   "start_distance_m": 1246.0,
   "end_distance_m": 1249.0,
   "midpoint_distance_m": 1247.5,
   "start_elevation_m": 1823.198427610495,
   "end_elevation_m": 1823.863334777879,
   "start_xy": [
    2742394.070804745,
    1172294.9278612447
   ],
   "end_xy": [
    2742391.227794477,
    1172293.97393059
   ]
  }
 },
 "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": {
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "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:2056",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/ch/swissalti3d_2023_2742-1172_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-11T00:37:28+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/switzerland-2026-09-10-batch.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ch-run6-extent-260911",
  "elevation_provider": "swisstopo swissALTI3D",
  "elevation_licence": "swisstopo open government data (OGD): free use, attribution '\u00a9 swisstopo' \u2014 https://www.swisstopo.admin.ch/en/terms-and-conditions",
  "elevation_dataset": "swissALTI3D 0.5 m DTM (Federal Office of Topography swisstopo)",
  "elevation_tile_ids": [
   "2742-1172"
  ],
  "route_base_cut_m": 440.5,
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Safiental",
  "county": "Graub\u00fcnden/Grischun/Grigioni",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}