{
 "ocl_version": "0.1.0",
 "name": "Route des Cl\u00e8ves",
 "slug": "route-des-cleves-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.82221813563592,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 617.0,
   "end_distance_m": 619.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1553.329843660078,
   "min_gradient_pct": -2.8339319671658814,
   "suppressed_max_gradient_pct": 28.86138668948206,
   "suppressed_location_m": [
    685.0,
    687.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.731476364423543,
   "diagnostic": true,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 634.0,
   "end_distance_m": 637.0,
   "start_elevation_m": 1556.409284282217,
   "end_elevation_m": 1557.1212285731497,
   "min_gradient_pct": -0.6977174793519225,
   "suppressed_max_gradient_pct": 27.258370966706025,
   "suppressed_location_m": [
    684.0,
    687.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.336898711755566,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 634.0,
   "end_distance_m": 639.0,
   "start_elevation_m": 1556.409284282217,
   "end_elevation_m": 1557.5261292178047,
   "min_gradient_pct": -0.3750689504431648,
   "suppressed_max_gradient_pct": 24.60117291259394,
   "suppressed_location_m": [
    682.0,
    687.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 21.959938803406658,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 617.0,
   "end_distance_m": 627.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1555.009393177706,
   "min_gradient_pct": -0.12262139425956775,
   "suppressed_max_gradient_pct": 24.092559759055803,
   "suppressed_location_m": [
    677.0,
    687.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.539146378921714,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 617.0,
   "end_distance_m": 637.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1557.1212285731497,
   "min_gradient_pct": 1.8153419159750683,
   "suppressed_max_gradient_pct": 22.96171235769407,
   "suppressed_location_m": [
    675.0,
    695.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.238105230113433,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 617.0,
   "end_distance_m": 642.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1558.1229256048937,
   "min_gradient_pct": 2.732604848977644,
   "suppressed_max_gradient_pct": 22.147455152141447,
   "suppressed_location_m": [
    670.0,
    695.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.529950913043194,
   "diagnostic": false,
   "flags": [
    "structure_excluded"
   ],
   "start_distance_m": 600.0,
   "end_distance_m": 650.0,
   "start_elevation_m": 1549.4803352378588,
   "end_elevation_m": 1559.7453106943804,
   "min_gradient_pct": 5.443002601954959,
   "suppressed_max_gradient_pct": 20.608965795777294,
   "suppressed_location_m": [
    644.0,
    694.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.028173277163887,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "structure_excluded_min"
   ],
   "start_distance_m": 573.0,
   "end_distance_m": 673.0,
   "start_elevation_m": 1545.087763315834,
   "end_elevation_m": 1564.115936592998,
   "min_gradient_pct": 8.169820554592434,
   "suppressed_max_gradient_pct": 20.334729706944245,
   "suppressed_location_m": [
    596.0,
    696.0
   ],
   "suppressed_min_gradient_pct": 6.720092192808579,
   "suppressed_min_location_m": [
    190.0,
    290.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.359,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 332.0,
  "shape_class": "sustained"
 },
 "length_m": 697.505900351217,
 "start_elevation_m": 1477.9492457949073,
 "end_elevation_m": 1569.303138736312,
 "endpoint_gain_m": 91.35389294140464,
 "overall_gradient_pct": 13.097221528220043,
 "accumulated_ascent_m": 91.4920128473641,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.336898711755566,
   "start_distance_m": 634.0,
   "end_distance_m": 639.0,
   "midpoint_distance_m": 636.5,
   "start_elevation_m": 1556.409284282217,
   "end_elevation_m": 1557.5261292178047,
   "start_xy": [
    2588107.2356538256,
    1113696.2197690234
   ],
   "end_xy": [
    2588103.229667405,
    1113693.2277687585
   ]
  },
  "max_10m": {
   "gradient_pct": 21.959938803406658,
   "start_distance_m": 617.0,
   "end_distance_m": 627.0,
   "midpoint_distance_m": 622.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1555.009393177706,
   "start_xy": [
    2588120.8549482124,
    1113706.3939888026
   ],
   "end_xy": [
    2588112.84332833,
    1113700.4095151932
   ]
  },
  "max_20m": {
   "gradient_pct": 21.539146378921714,
   "start_distance_m": 617.0,
   "end_distance_m": 637.0,
   "midpoint_distance_m": 627.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1557.1212285731497,
   "start_xy": [
    2588120.8549482124,
    1113706.3939888026
   ],
   "end_xy": [
    2588104.8321829787,
    1113694.4244064975
   ]
  },
  "max_25m": {
   "gradient_pct": 21.238105230113433,
   "start_distance_m": 617.0,
   "end_distance_m": 642.0,
   "midpoint_distance_m": 629.5,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1558.1229256048937,
   "start_xy": [
    2588120.8549482124,
    1113706.3939888026
   ],
   "end_xy": [
    2588100.81638011,
    1113691.4457822002
   ]
  },
  "max_50m": {
   "gradient_pct": 20.529950913043194,
   "start_distance_m": 600.0,
   "end_distance_m": 650.0,
   "midpoint_distance_m": 625.0,
   "start_elevation_m": 1549.4803352378588,
   "end_elevation_m": 1559.7453106943804,
   "start_xy": [
    2588134.4741264055,
    1113716.5683641909
   ],
   "end_xy": [
    2588095.133106772,
    1113685.8619293957
   ]
  },
  "max_100m": {
   "gradient_pct": 19.028173277163887,
   "start_distance_m": 573.0,
   "end_distance_m": 673.0,
   "midpoint_distance_m": 623.0,
   "start_elevation_m": 1545.087763315834,
   "end_elevation_m": 1564.115936592998,
   "start_xy": [
    2588155.977287807,
    1113732.894267851
   ],
   "end_xy": [
    2588080.8746313145,
    1113667.817573824
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -0.3750689504431648,
   "start_distance_m": 194.0,
   "end_distance_m": 199.0,
   "midpoint_distance_m": 196.5,
   "start_elevation_m": 1502.1876748068726,
   "end_elevation_m": 1502.1689213593504,
   "start_xy": [
    2588491.631011647,
    1113900.8183241922
   ],
   "end_xy": [
    2588487.2706910456,
    1113898.3713786858
   ]
  },
  "min_10m": {
   "gradient_pct": -0.12262139425956775,
   "start_distance_m": 194.0,
   "end_distance_m": 204.0,
   "midpoint_distance_m": 199.0,
   "start_elevation_m": 1502.1876748068726,
   "end_elevation_m": 1502.1754126674466,
   "start_xy": [
    2588491.631011647,
    1113900.8183241922
   ],
   "end_xy": [
    2588482.7676826636,
    1113896.1984475157
   ]
  },
  "min_20m": {
   "gradient_pct": 1.8153419159750683,
   "start_distance_m": 193.0,
   "end_distance_m": 213.0,
   "midpoint_distance_m": 203.0,
   "start_elevation_m": 1502.1950787546948,
   "end_elevation_m": 1502.5581471378898,
   "start_xy": [
    2588492.5021364926,
    1113901.309385784
   ],
   "end_xy": [
    2588474.448252484,
    1113892.7745771466
   ]
  },
  "min_25m": {
   "gradient_pct": 2.732604848977644,
   "start_distance_m": 192.0,
   "end_distance_m": 217.0,
   "midpoint_distance_m": 204.5,
   "start_elevation_m": 1502.1706238499983,
   "end_elevation_m": 1502.8537750622427,
   "start_xy": [
    2588493.373923349,
    1113901.7992711482
   ],
   "end_xy": [
    2588470.707930007,
    1113891.356837671
   ]
  },
  "min_50m": {
   "gradient_pct": 5.443002601954959,
   "start_distance_m": 192.0,
   "end_distance_m": 242.0,
   "midpoint_distance_m": 217.0,
   "start_elevation_m": 1502.1706238499983,
   "end_elevation_m": 1504.8921251509757,
   "start_xy": [
    2588493.373923349,
    1113901.7992711482
   ],
   "end_xy": [
    2588447.1840690873,
    1113882.9188762982
   ]
  },
  "min_100m": {
   "gradient_pct": 8.169820554592434,
   "start_distance_m": 162.0,
   "end_distance_m": 262.0,
   "midpoint_distance_m": 212.0,
   "start_elevation_m": 1498.3845410224324,
   "end_elevation_m": 1506.5543615770248,
   "start_xy": [
    2588519.472993002,
    1113916.546739406
   ],
   "end_xy": [
    2588427.8918621917,
    1113877.6468863043
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.82221813563592,
   "start_distance_m": 617.0,
   "end_distance_m": 619.0,
   "midpoint_distance_m": 618.0,
   "start_elevation_m": 1552.8133992973653,
   "end_elevation_m": 1553.329843660078,
   "start_xy": [
    2588120.8549482124,
    1113706.3939888026
   ],
   "end_xy": [
    2588119.2527906736,
    1113705.1968711896
   ]
  },
  "max_3m": {
   "gradient_pct": 23.731476364423543,
   "start_distance_m": 634.0,
   "end_distance_m": 637.0,
   "midpoint_distance_m": 635.5,
   "start_elevation_m": 1556.409284282217,
   "end_elevation_m": 1557.1212285731497,
   "start_xy": [
    2588107.2356538256,
    1113696.2197690234
   ],
   "end_xy": [
    2588104.8321829787,
    1113694.4244064975
   ]
  }
 },
 "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": 0.089,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    100.0
   ],
   "minima_unresolved": []
  },
  "excluded_ranges_m": [
   [
    265.0,
    305.0
   ],
   [
    677.0,
    697.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "cd1381c557ec0196a6c481fc125290b249b285c2",
   "code_git_dirty": "true",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:faa4beed0662d2f6",
   "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": "remeasure-260920-ch",
   "road_pbf": "batch-switzerland-chunk052.pbf",
   "region_key": "switzerland",
   "crs": "EPSG:2056",
   "elevation_provider_key": "swisstopo",
   "tile_index": "stac",
   "authority": "swisstlm3d",
   "registry_pbf": "switzerland-2026-09-10.osm.pbf",
   "tile_index_snapshot": "sha256:6de3f99de8b164b5"
  },
  "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_2024_2588-1113_0.5_2056_5728.tif",
   "data/cache/ch/swissalti3d_2024_2588-1114_0.5_2056_5728.tif"
  ],
  "calculated_at": "2026-09-21T00:32:59+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/remeasure-260920/ch/batch-switzerland-chunk052.pbf",
  "osm_snapshot": "",
  "run_id": "remeasure-260920-ch",
  "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": [
   "2588-1113",
   "2588-1114"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked",
  "structure_mask_ranges_m": [
   [
    270.8,
    300.8
   ],
   [
    682.5,
    712.5
   ]
  ],
  "carriageway": {
   "stations": 34,
   "stations_resolved": 34,
   "width_median_m": 5.25,
   "width_p10_m": 3.08,
   "width_min_m": 2.75,
   "width_max_m": 9.25,
   "bounded_share": 0.324,
   "unbounded_share": 0.676,
   "confidence_median": 0.0,
   "width_median_bounded_m": 3.75,
   "window_m": [
    617.0,
    642.0
   ],
   "width_at_max25_m": 3.75,
   "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": {
    "status": "unavailable \u2014 no DSM raster (surface model absent or point-cloud only, which cannot serve off-line samples)"
   }
  },
  "remeasured": {
   "on": "2026-09-21",
   "why": "corpus re-measure 2026-09-21: a mask that exists today reaching a page published before it did; fallers only (Peter: fold the fallers)",
   "published_max25_pct": 22.15,
   "max25_pct": 21.24
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Nendaz",
  "county": "Valais/Wallis",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}