{
 "ocl_version": "0.1.0",
 "name": "Lane near Hesb\u00f8l",
 "slug": "discovered-lane-60-0050-12-1445",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 28.554857448796156,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 165.0,
   "end_distance_m": 167.0,
   "start_elevation_m": 187.81539342714524,
   "end_elevation_m": 188.38649057612116,
   "min_gradient_pct": -11.370002652026301
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 25.42021527293817,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 215.0,
   "end_distance_m": 218.0,
   "start_elevation_m": 193.262568450534,
   "end_elevation_m": 194.02517490872214,
   "min_gradient_pct": -9.294334414212813
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.919304244204795,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 216.0,
   "end_distance_m": 221.0,
   "start_elevation_m": 193.4796738467989,
   "end_elevation_m": 194.67563905900914,
   "min_gradient_pct": -8.139124069875265
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.472828040019692,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 212.0,
   "end_distance_m": 222.0,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 194.90723725432073,
   "min_gradient_pct": -5.295780874370166
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.676111830749022,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 215.0,
   "end_distance_m": 235.0,
   "start_elevation_m": 193.262568450534,
   "end_elevation_m": 197.3977908166838,
   "min_gradient_pct": -3.169914384984338
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.629349952989287,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 212.0,
   "end_distance_m": 237.0,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 197.8172919385661,
   "min_gradient_pct": -2.701843394029652
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.719196232916488,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 212.0,
   "end_distance_m": 262.0,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 202.019552566777,
   "min_gradient_pct": -1.996736971802477
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 14.699245595068703,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 165.0,
   "end_distance_m": 265.0,
   "start_elevation_m": 187.81539342714524,
   "end_elevation_m": 202.51463902221394,
   "min_gradient_pct": -0.5821198163839938
  }
 ],
 "shape": {
  "ascent_concentration": 0.549,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 79.0,
  "shape_class": "stepped"
 },
 "length_m": 623.9463620141205,
 "start_elevation_m": 181.46746579495544,
 "end_elevation_m": 214.02519909851225,
 "endpoint_gain_m": 32.5577333035568,
 "overall_gradient_pct": 5.2180339987013165,
 "accumulated_ascent_m": 35.578176489650446,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.919304244204795,
   "start_distance_m": 216.0,
   "end_distance_m": 221.0,
   "midpoint_distance_m": 218.5,
   "start_elevation_m": 193.4796738467989,
   "end_elevation_m": 194.67563905900914,
   "start_xy": [
    340699.9618613093,
    6655431.328906711
   ],
   "end_xy": [
    340703.2389024131,
    6655427.556245936
   ]
  },
  "max_10m": {
   "gradient_pct": 22.472828040019692,
   "start_distance_m": 212.0,
   "end_distance_m": 222.0,
   "midpoint_distance_m": 217.0,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 194.90723725432073,
   "start_xy": [
    340697.52383801976,
    6655434.499584058
   ],
   "end_xy": [
    340703.90646810585,
    6655426.811814598
   ]
  },
  "max_20m": {
   "gradient_pct": 20.676111830749022,
   "start_distance_m": 215.0,
   "end_distance_m": 235.0,
   "midpoint_distance_m": 225.0,
   "start_elevation_m": 193.262568450534,
   "end_elevation_m": 197.3977908166838,
   "start_xy": [
    340699.3523554869,
    6655432.121576048
   ],
   "end_xy": [
    340714.59239026054,
    6655419.589313331
   ]
  },
  "max_25m": {
   "gradient_pct": 20.629349952989287,
   "start_distance_m": 212.0,
   "end_distance_m": 237.0,
   "midpoint_distance_m": 224.5,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 197.8172919385661,
   "start_xy": [
    340697.52383801976,
    6655434.499584058
   ],
   "end_xy": [
    340716.3167239807,
    6655418.5764160855
   ]
  },
  "max_50m": {
   "gradient_pct": 18.719196232916488,
   "start_distance_m": 212.0,
   "end_distance_m": 262.0,
   "midpoint_distance_m": 237.0,
   "start_elevation_m": 192.65995445031876,
   "end_elevation_m": 202.019552566777,
   "start_xy": [
    340697.52383801976,
    6655434.499584058
   ],
   "end_xy": [
    340739.72898417665,
    6655410.077111791
   ]
  },
  "max_100m": {
   "gradient_pct": 14.699245595068703,
   "start_distance_m": 165.0,
   "end_distance_m": 265.0,
   "midpoint_distance_m": 215.0,
   "start_elevation_m": 187.81539342714524,
   "end_elevation_m": 202.51463902221394,
   "start_xy": [
    340667.0264841483,
    6655470.211518887
   ],
   "end_xy": [
    340742.6611927827,
    6655409.551069079
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -8.139124069875265,
   "start_distance_m": 338.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 340.5,
   "start_elevation_m": 207.12215838467375,
   "end_elevation_m": 206.71520218118,
   "start_xy": [
    340815.4328622165,
    6655407.734330548
   ],
   "end_xy": [
    340820.4239084241,
    6655407.442808076
   ]
  },
  "min_10m": {
   "gradient_pct": -5.295780874370166,
   "start_distance_m": 334.0,
   "end_distance_m": 344.0,
   "midpoint_distance_m": 339.0,
   "start_elevation_m": 207.134130961552,
   "end_elevation_m": 206.60455287411497,
   "start_xy": [
    340811.44002525037,
    6655407.967548525
   ],
   "end_xy": [
    340821.4185912634,
    6655407.48282299
   ]
  },
  "min_20m": {
   "gradient_pct": -3.169914384984338,
   "start_distance_m": 381.0,
   "end_distance_m": 401.0,
   "midpoint_distance_m": 391.0,
   "start_elevation_m": 206.76622800766188,
   "end_elevation_m": 206.132245130665,
   "start_xy": [
    340858.24906222057,
    6655410.582442505
   ],
   "end_xy": [
    340878.2322748629,
    6655410.118088114
   ]
  },
  "min_25m": {
   "gradient_pct": -2.701843394029652,
   "start_distance_m": 381.0,
   "end_distance_m": 406.0,
   "midpoint_distance_m": 393.5,
   "start_elevation_m": 206.76622800766188,
   "end_elevation_m": 206.09076715915447,
   "start_xy": [
    340858.24906222057,
    6655410.582442505
   ],
   "end_xy": [
    340883.1257987725,
    6655409.281318125
   ]
  },
  "min_50m": {
   "gradient_pct": -1.996736971802477,
   "start_distance_m": 353.0,
   "end_distance_m": 403.0,
   "midpoint_distance_m": 378.0,
   "start_elevation_m": 207.12680506689338,
   "end_elevation_m": 206.12843658099214,
   "start_xy": [
    340830.341796955,
    6655408.649827783
   ],
   "end_xy": [
    340880.2296485697,
    6655410.019189991
   ]
  },
  "min_100m": {
   "gradient_pct": -0.5821198163839938,
   "start_distance_m": 334.0,
   "end_distance_m": 434.0,
   "midpoint_distance_m": 384.0,
   "start_elevation_m": 207.134130961552,
   "end_elevation_m": 206.552011145168,
   "start_xy": [
    340811.44002525037,
    6655407.967548525
   ],
   "end_xy": [
    340909.36718055955,
    6655399.673095731
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 28.554857448796156,
   "start_distance_m": 165.0,
   "end_distance_m": 167.0,
   "midpoint_distance_m": 166.0,
   "start_elevation_m": 187.81539342714524,
   "end_elevation_m": 188.38649057612116,
   "start_xy": [
    340667.0264841483,
    6655470.211518887
   ],
   "end_xy": [
    340668.38979111623,
    6655468.748411562
   ]
  },
  "max_3m": {
   "gradient_pct": 25.42021527293817,
   "start_distance_m": 215.0,
   "end_distance_m": 218.0,
   "midpoint_distance_m": 216.5,
   "start_elevation_m": 193.262568450534,
   "end_elevation_m": 194.02517490872214,
   "start_xy": [
    340699.3523554869,
    6655432.121576048
   ],
   "end_xy": [
    340701.23620533507,
    6655429.789539951
   ]
  }
 },
 "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": 0.47,
   "obstruction_max_height_m": 21.69,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "review": [],
  "extent": []
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "368c60c29e47d4b421849c953b172a04f7694146",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:8c94015b54267da4",
   "python": "3.14.4",
   "numpy": "2.5.3",
   "rasterio": "1.5.2",
   "pyproj": "3.8.0",
   "laspy": "2.7.0",
   "shapely": "2.1.2",
   "pyosmium": "4.3.1",
   "libosmium": "2.23.1",
   "gdal": "3.12.2",
   "proj": "9.8.1",
   "run_id": "no-b05",
   "road_pbf": "no-b05-block-batch-no-b05.osm.pbf",
   "region_key": "norway",
   "crs": "EPSG:25833",
   "elevation_provider_key": "nhm-no",
   "tile_index": "nhm-window",
   "authority": "nvdb",
   "registry_pbf": "norway-2026-10-01.osm.pbf"
  },
  "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
  ],
  "scale_correction": "point",
  "scale_correction_crs": "EPSG:25833",
  "elevation_crs": "EPSG:25833",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/no/nhm-no_dtm_E340000-N6655000_1m.tif",
   "data/cache/no/nhm-no_dtm_E340500-N6655000_1m.tif",
   "data/cache/no/nhm-no_dtm_E341000-N6655000_1m.tif"
  ],
  "calculated_at": "2026-10-04T05:54:11+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/no-b05-block-batch-no-b05.osm.pbf",
  "osm_snapshot": "",
  "run_id": "no-b05",
  "elevation_provider": "Kartverket NHM DTM 1 m (laser-covered ground only)",
  "elevation_licence": "CC BY 4.0 \u2014 \u00a9 Kartverket (https://www.kartverket.no/api-og-data/vilkar-for-bruk)",
  "elevation_dataset": "Nasjonal h\u00f8ydemodell (NHM) DTM, 1 m, EPSG:25833, NN2000 (Kartverket), served by the hoydedata.no ImageServer; ground without a laser project is a coarser resampled product and is never measured",
  "elevation_vertical_datum": "NN2000",
  "elevation_tile_ids": [
   "E340000-N6655000",
   "E340500-N6655000",
   "E341000-N6655000"
  ],
  "elevation_blocks": [
   "nhm-dtm-1m"
  ],
  "nhm_laser_projects": [
   {
    "last_flight_date": "2016-06-13",
    "name": "NDH Eidskog 2pkt 2016",
    "points_per_m2": 2,
    "resolution_m": 0.5,
    "season": "",
    "year": 2016
   },
   {
    "last_flight_date": "2016-06-01",
    "name": "NDH Eidskog 5pkt 2016",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2016
   },
   {
    "last_flight_date": "2008-01-01",
    "name": "S\u00f8r-Hedmark 2008",
    "points_per_m2": 0.7000000000000001,
    "resolution_m": 1,
    "season": "season-unknown",
    "year": 2008
   }
  ],
  "nhm_last_flight_date": "2016-06-13",
  "nhm_flight_season_unknown": [
   "S\u00f8r-Hedmark 2008"
  ],
  "nhm_retrieved_at": "2026-10-03T19:10:46Z",
  "nhm_note": "laser projects overlapping the route's cells; the mosaic draws on them by its own priority and which project supplied which pixel is not recorded",
  "climb_origin": "discovered",
  "seam_filled_samples": {
   "count": 0,
   "distances_m": []
  },
  "seam_filled_in_maximum": false,
  "structure_own_ways": 1,
  "tunnel_check": "osm tunnel=* ways on 1 own way(s)",
  "tunnel_ranges_m": [],
  "underground_fraction": 0.0,
  "carriageway": {
   "stations": 31,
   "stations_resolved": 31,
   "width_median_m": 6.75,
   "width_p10_m": 2.75,
   "width_min_m": 2.75,
   "width_max_m": 10.75,
   "bounded_share": 0.032,
   "unbounded_share": 0.968,
   "confidence_median": 0.0,
   "width_median_bounded_m": 2.75,
   "window_m": [
    212.0,
    237.0
   ],
   "width_at_max25_m": 7.0,
   "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": 31,
    "stations_resolved": 31,
    "width_median_m": 1.25,
    "width_p10_m": 1.0,
    "width_min_m": 0.0,
    "width_max_m": 8.75,
    "bounded_share": 0.968,
    "unbounded_share": 0.032,
    "confidence_median": 1.0,
    "width_median_bounded_m": 1.25,
    "window_m": [
     212.0,
     237.0
    ],
    "width_at_max25_m": 1.0,
    "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
   }
  },
  "naming_note": "birth-named at adoption (nearest OSM village/hamlet/locality node ('Hesb\u00f8l'))",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Eidskog",
  "county": "Innlandet",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}