{
 "ocl_version": "0.1.0",
 "name": "Sandevegen",
 "slug": "sandevegen-5",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 20.750925883970694,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 7299.0,
   "end_distance_m": 7301.0,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 742.6186492326858,
   "min_gradient_pct": -9.373645786919838,
   "suppressed_max_gradient_pct": 41.17735159369431,
   "suppressed_location_m": [
    7219.0,
    7221.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 19.581044026222116,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 7299.0,
   "end_distance_m": 7302.0,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 742.7910620357931,
   "min_gradient_pct": -7.104390216498284,
   "suppressed_max_gradient_pct": 38.38987235301753,
   "suppressed_location_m": [
    7219.0,
    7222.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 17.19456847318952,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 7304.0,
   "end_distance_m": 7309.0,
   "start_elevation_m": 743.0553004294133,
   "end_elevation_m": 743.9150288530727,
   "min_gradient_pct": -6.135586596542453,
   "suppressed_max_gradient_pct": 29.477925413816592,
   "suppressed_location_m": [
    7218.0,
    7223.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 17.11398138066329,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 7299.0,
   "end_distance_m": 7309.0,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 743.9150288530727,
   "min_gradient_pct": -5.703966579294502,
   "suppressed_max_gradient_pct": 17.74004935654034,
   "suppressed_location_m": [
    7218.0,
    7228.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 14.921505678367453,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 7295.0,
   "end_distance_m": 7315.0,
   "start_elevation_m": 741.7366095701,
   "end_elevation_m": 744.7209107057735,
   "min_gradient_pct": -5.29258341481011
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 14.324125930670107,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 4190.0,
   "end_distance_m": 4215.0,
   "start_elevation_m": 530.3841654398733,
   "end_elevation_m": 533.9651969225408,
   "min_gradient_pct": -4.918893203911011
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 13.042469893927773,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 7121.0,
   "end_distance_m": 7171.0,
   "start_elevation_m": 721.7756308405792,
   "end_elevation_m": 728.2968657875431,
   "min_gradient_pct": -2.600699825726224
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.420978063119037,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 7248.0,
   "end_distance_m": 7348.0,
   "start_elevation_m": 736.1162209812042,
   "end_elevation_m": 748.5371990443232,
   "min_gradient_pct": -0.342319383060385,
   "suppressed_max_gradient_pct": 12.44375826152293,
   "suppressed_location_m": [
    7218.0,
    7318.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.304,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 128.0,
  "shape_class": "sustained"
 },
 "length_m": 7383.337511172233,
 "start_elevation_m": 162.68132895797564,
 "end_elevation_m": 750.9057037353615,
 "endpoint_gain_m": 588.2243747773858,
 "overall_gradient_pct": 7.966917046488845,
 "accumulated_ascent_m": 592.8849851787396,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 17.19456847318952,
   "start_distance_m": 7304.0,
   "end_distance_m": 7309.0,
   "midpoint_distance_m": 7306.5,
   "start_elevation_m": 743.0553004294133,
   "end_elevation_m": 743.9150288530727,
   "start_xy": [
    176604.1260341499,
    6723124.503939251
   ],
   "end_xy": [
    176599.1216267505,
    6723124.499937327
   ]
  },
  "max_10m": {
   "gradient_pct": 17.11398138066329,
   "start_distance_m": 7299.0,
   "end_distance_m": 7309.0,
   "midpoint_distance_m": 7304.0,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 743.9150288530727,
   "start_xy": [
    176609.02949477744,
    6723125.496392021
   ],
   "end_xy": [
    176599.1216267505,
    6723124.499937327
   ]
  },
  "max_20m": {
   "gradient_pct": 14.921505678367453,
   "start_distance_m": 7295.0,
   "end_distance_m": 7315.0,
   "midpoint_distance_m": 7305.0,
   "start_elevation_m": 741.7366095701,
   "end_elevation_m": 744.7209107057735,
   "start_xy": [
    176612.9510185034,
    6723126.302542838
   ],
   "end_xy": [
    176593.12799154097,
    6723124.337646679
   ]
  },
  "max_25m": {
   "gradient_pct": 14.324125930670107,
   "start_distance_m": 4190.0,
   "end_distance_m": 4215.0,
   "midpoint_distance_m": 4202.5,
   "start_elevation_m": 530.3841654398733,
   "end_elevation_m": 533.9651969225408,
   "start_xy": [
    178386.87304845033,
    6721549.759149597
   ],
   "end_xy": [
    178365.12699191162,
    6721537.567022437
   ]
  },
  "max_50m": {
   "gradient_pct": 13.042469893927773,
   "start_distance_m": 7121.0,
   "end_distance_m": 7171.0,
   "midpoint_distance_m": 7146.0,
   "start_elevation_m": 721.7756308405792,
   "end_elevation_m": 728.2968657875431,
   "start_xy": [
    176719.00276526203,
    6723206.383284651
   ],
   "end_xy": [
    176689.88178134803,
    6723167.275341755
   ]
  },
  "max_100m": {
   "gradient_pct": 12.420978063119037,
   "start_distance_m": 7248.0,
   "end_distance_m": 7348.0,
   "midpoint_distance_m": 7298.0,
   "start_elevation_m": 736.1162209812042,
   "end_elevation_m": 748.5371990443232,
   "start_xy": [
    176624.90550701783,
    6723169.638165882
   ],
   "end_xy": [
    176568.0823174101,
    6723104.74745958
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -6.135586596542453,
   "start_distance_m": 5222.0,
   "end_distance_m": 5227.0,
   "midpoint_distance_m": 5224.5,
   "start_elevation_m": 617.9914098304837,
   "end_elevation_m": 617.6846305006566,
   "start_xy": [
    177747.43768600075,
    6722218.838560154
   ],
   "end_xy": [
    177746.03936876263,
    6722223.643595421
   ]
  },
  "min_10m": {
   "gradient_pct": -5.703966579294502,
   "start_distance_m": 5223.0,
   "end_distance_m": 5233.0,
   "midpoint_distance_m": 5228.0,
   "start_elevation_m": 617.923187812235,
   "end_elevation_m": 617.3527911543056,
   "start_xy": [
    177747.15802255314,
    6722219.799567208
   ],
   "end_xy": [
    177744.05144838543,
    6722229.28227784
   ]
  },
  "min_20m": {
   "gradient_pct": -5.29258341481011,
   "start_distance_m": 5215.0,
   "end_distance_m": 5235.0,
   "midpoint_distance_m": 5225.0,
   "start_elevation_m": 618.321679339098,
   "end_elevation_m": 617.2631626561359,
   "start_xy": [
    177749.52134786503,
    6722212.151857768
   ],
   "end_xy": [
    177743.09777912538,
    6722231.04224944
   ]
  },
  "min_25m": {
   "gradient_pct": -4.918893203911011,
   "start_distance_m": 5215.0,
   "end_distance_m": 5240.0,
   "midpoint_distance_m": 5227.5,
   "start_elevation_m": 618.321679339098,
   "end_elevation_m": 617.0919560381202,
   "start_xy": [
    177749.52134786503,
    6722212.151857768
   ],
   "end_xy": [
    177740.71360597524,
    6722235.44217844
   ]
  },
  "min_50m": {
   "gradient_pct": -2.600699825726224,
   "start_distance_m": 5206.0,
   "end_distance_m": 5256.0,
   "midpoint_distance_m": 5231.0,
   "start_elevation_m": 618.4002295103492,
   "end_elevation_m": 617.099879597486,
   "start_xy": [
    177752.4957964533,
    6722203.649264485
   ],
   "end_xy": [
    177730.2301574669,
    6722247.437158095
   ]
  },
  "min_100m": {
   "gradient_pct": -0.342319383060385,
   "start_distance_m": 5200.0,
   "end_distance_m": 5300.0,
   "midpoint_distance_m": 5250.0,
   "start_elevation_m": 618.3604546549914,
   "end_elevation_m": 618.018135271931,
   "start_xy": [
    177754.46246608422,
    6722197.975205688
   ],
   "end_xy": [
    177695.6617817072,
    6722273.340520663
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 20.750925883970694,
   "start_distance_m": 7299.0,
   "end_distance_m": 7301.0,
   "midpoint_distance_m": 7300.0,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 742.6186492326858,
   "start_xy": [
    176609.02949477744,
    6723125.496392021
   ],
   "end_xy": [
    176607.06873291443,
    6723125.093316613
   ]
  },
  "max_3m": {
   "gradient_pct": 19.581044026222116,
   "start_distance_m": 7299.0,
   "end_distance_m": 7302.0,
   "midpoint_distance_m": 7300.5,
   "start_elevation_m": 742.2036307150064,
   "end_elevation_m": 742.7910620357931,
   "start_xy": [
    176609.02949477744,
    6723125.496392021
   ],
   "end_xy": [
    176606.08835198294,
    6723124.891778909
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.001,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    100.0
   ],
   "windows_unresolved": [],
   "minima_resited": [],
   "minima_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 5.0,
     "start_m": 7218.0,
     "end_m": 7223.0,
     "raw_pct": 29.48,
     "reason": "short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.029,
   "obstruction_max_height_m": 16.33,
   "flagged_windows_m": []
  },
  "excluded_ranges_m": [
   [
    7216.0,
    7225.0
   ]
  ],
  "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_E176500-N6722500_1m.tif",
   "data/cache/no/nhm-no_dtm_E176500-N6723000_1m.tif",
   "data/cache/no/nhm-no_dtm_E177000-N6722000_1m.tif",
   "data/cache/no/nhm-no_dtm_E177000-N6722500_1m.tif",
   "data/cache/no/nhm-no_dtm_E177000-N6723000_1m.tif",
   "data/cache/no/nhm-no_dtm_E177500-N6721500_1m.tif",
   "data/cache/no/nhm-no_dtm_E177500-N6722000_1m.tif",
   "data/cache/no/nhm-no_dtm_E177500-N6722500_1m.tif",
   "data/cache/no/nhm-no_dtm_E178000-N6721000_1m.tif",
   "data/cache/no/nhm-no_dtm_E178000-N6721500_1m.tif",
   "data/cache/no/nhm-no_dtm_E178000-N6722000_1m.tif",
   "data/cache/no/nhm-no_dtm_E178500-N6721000_1m.tif",
   "data/cache/no/nhm-no_dtm_E178500-N6721500_1m.tif",
   "data/cache/no/nhm-no_dtm_E178500-N6722000_1m.tif",
   "data/cache/no/nhm-no_dtm_E179000-N6721000_1m.tif",
   "data/cache/no/nhm-no_dtm_E179000-N6721500_1m.tif",
   "data/cache/no/nhm-no_dtm_E179000-N6722000_1m.tif",
   "data/cache/no/nhm-no_dtm_E179500-N6721000_1m.tif",
   "data/cache/no/nhm-no_dtm_E179500-N6721500_1m.tif",
   "data/cache/no/nhm-no_dtm_E179500-N6722000_1m.tif"
  ],
  "calculated_at": "2026-10-04T05:18:08+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": [
   "E176500-N6722500",
   "E176500-N6723000",
   "E177000-N6722000",
   "E177000-N6722500",
   "E177000-N6723000",
   "E177500-N6721500",
   "E177500-N6722000",
   "E177500-N6722500",
   "E178000-N6721000",
   "E178000-N6721500",
   "E178000-N6722000",
   "E178500-N6721000",
   "E178500-N6721500",
   "E178500-N6722000",
   "E179000-N6721000",
   "E179000-N6721500",
   "E179000-N6722000",
   "E179500-N6721000",
   "E179500-N6721500",
   "E179500-N6722000"
  ],
  "elevation_blocks": [
   "nhm-dtm-1m"
  ],
  "nhm_laser_projects": [
   {
    "last_flight_date": "2008-01-01",
    "name": "Fl\u00e5 Nes 2008",
    "points_per_m2": 2,
    "resolution_m": 0.5,
    "season": "season-unknown",
    "year": 2008
   },
   {
    "last_flight_date": "2024-09-19",
    "name": "Hallingdal 5pkt del2 2024",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2024
   },
   {
    "last_flight_date": "2015-07-01",
    "name": "Hallingdal Hemsedal NoreOgUvdal 2015",
    "points_per_m2": 2,
    "resolution_m": 0.5,
    "season": "",
    "year": 2015
   },
   {
    "last_flight_date": "2018-06-02",
    "name": "NDH Fl\u00e5-Nes 5pkt 2018",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2018
   }
  ],
  "nhm_last_flight_date": "2024-09-19",
  "nhm_flight_season_unknown": [
   "Fl\u00e5 Nes 2008"
  ],
  "nhm_retrieved_at": "2026-10-03T12:39:40Z",
  "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": 2,
  "tunnel_check": "osm tunnel=* ways on 2 own way(s)",
  "tunnel_ranges_m": [],
  "underground_fraction": 0.0,
  "carriageway": {
   "stations": 301,
   "stations_resolved": 301,
   "width_median_m": 4.75,
   "width_p10_m": 4.0,
   "width_min_m": 1.5,
   "width_max_m": 12.0,
   "bounded_share": 0.136,
   "unbounded_share": 0.864,
   "confidence_median": 0.0,
   "width_median_bounded_m": 5.25,
   "window_m": [
    4190.0,
    4215.0
   ],
   "width_at_max25_m": 5.0,
   "window_stations": 6,
   "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": 301,
    "stations_resolved": 301,
    "width_median_m": 7.5,
    "width_p10_m": 3.75,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.764,
    "unbounded_share": 0.236,
    "confidence_median": 1.0,
    "width_median_bounded_m": 7.0,
    "window_m": [
     4190.0,
     4215.0
    ],
    "width_at_max25_m": 6.12,
    "window_stations": 6,
    "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": "Nesbyen",
  "county": "Buskerud",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}