{
 "ocl_version": "0.1.0",
 "name": "Holtbergvegen",
 "slug": "holtbergvegen",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 25.528054035729042,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1406.0,
   "end_distance_m": 1408.0,
   "start_elevation_m": 378.79580980398396,
   "end_elevation_m": 379.30637088469854,
   "min_gradient_pct": -9.425527087623209
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 24.258641329669217,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1405.0,
   "end_distance_m": 1408.0,
   "start_elevation_m": 378.57861164480846,
   "end_elevation_m": 379.30637088469854,
   "min_gradient_pct": -5.537138188647835
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 22.094160335192328,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1404.0,
   "end_distance_m": 1409.0,
   "start_elevation_m": 378.3880196113579,
   "end_elevation_m": 379.4927276281175,
   "min_gradient_pct": -5.306380272024853
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 18.746807662249694,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1399.0,
   "end_distance_m": 1409.0,
   "start_elevation_m": 377.61804686189254,
   "end_elevation_m": 379.4927276281175,
   "min_gradient_pct": -4.005724844578822
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 17.140160455489593,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1359.0,
   "end_distance_m": 1379.0,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 374.92668110771285,
   "min_gradient_pct": -2.0283001317400817
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 16.60808838832736,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1359.0,
   "end_distance_m": 1384.0,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 375.6506711136968,
   "min_gradient_pct": 0.19701944945859395
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 15.988157223005146,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 1359.0,
   "end_distance_m": 1409.0,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 379.4927276281175,
   "min_gradient_pct": 4.386916696356707
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 15.045793344090184,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 145.0,
   "end_distance_m": 245.0,
   "start_elevation_m": 245.63403235065252,
   "end_elevation_m": 260.6798256947427,
   "min_gradient_pct": 5.490752874010184
  }
 ],
 "shape": {
  "ascent_concentration": 0.305,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 211.0,
  "shape_class": "sustained"
 },
 "length_m": 1538.0891837682316,
 "start_elevation_m": 229.84174021717246,
 "end_elevation_m": 392.2239668691359,
 "endpoint_gain_m": 162.38222665196344,
 "overall_gradient_pct": 10.557399945699908,
 "accumulated_ascent_m": 163.08064532015305,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 22.094160335192328,
   "start_distance_m": 1404.0,
   "end_distance_m": 1409.0,
   "midpoint_distance_m": 1406.5,
   "start_elevation_m": 378.3880196113579,
   "end_elevation_m": 379.4927276281175,
   "start_xy": [
    333131.32981056225,
    6673962.202040403
   ],
   "end_xy": [
    333132.1354360899,
    6673957.267668176
   ]
  },
  "max_10m": {
   "gradient_pct": 18.746807662249694,
   "start_distance_m": 1399.0,
   "end_distance_m": 1409.0,
   "midpoint_distance_m": 1404.0,
   "start_elevation_m": 377.61804686189254,
   "end_elevation_m": 379.4927276281175,
   "start_xy": [
    333130.96641437284,
    6673967.187241067
   ],
   "end_xy": [
    333132.1354360899,
    6673957.267668176
   ]
  },
  "max_20m": {
   "gradient_pct": 17.140160455489593,
   "start_distance_m": 1359.0,
   "end_distance_m": 1379.0,
   "midpoint_distance_m": 1369.0,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 374.92668110771285,
   "start_xy": [
    333133.5555928951,
    6674006.973027538
   ],
   "end_xy": [
    333131.09347461903,
    6673987.131544535
   ]
  },
  "max_25m": {
   "gradient_pct": 16.60808838832736,
   "start_distance_m": 1359.0,
   "end_distance_m": 1384.0,
   "midpoint_distance_m": 1371.5,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 375.6506711136968,
   "start_xy": [
    333133.5555928951,
    6674006.973027538
   ],
   "end_xy": [
    333130.69324238994,
    6673982.147883606
   ]
  },
  "max_50m": {
   "gradient_pct": 15.988157223005146,
   "start_distance_m": 1359.0,
   "end_distance_m": 1409.0,
   "midpoint_distance_m": 1384.0,
   "start_elevation_m": 371.49864901661493,
   "end_elevation_m": 379.4927276281175,
   "start_xy": [
    333133.5555928951,
    6674006.973027538
   ],
   "end_xy": [
    333132.1354360899,
    6673957.267668176
   ]
  },
  "max_100m": {
   "gradient_pct": 15.045793344090184,
   "start_distance_m": 145.0,
   "end_distance_m": 245.0,
   "midpoint_distance_m": 195.0,
   "start_elevation_m": 245.63403235065252,
   "end_elevation_m": 260.6798256947427,
   "start_xy": [
    333769.56582947494,
    6674967.271930764
   ],
   "end_xy": [
    333696.4738158071,
    6674899.11434256
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -5.306380272024853,
   "start_distance_m": 1532.0,
   "end_distance_m": 1537.0,
   "midpoint_distance_m": 1534.5,
   "start_elevation_m": 392.5177124424863,
   "end_elevation_m": 392.25239342888506,
   "start_xy": [
    333201.2666351275,
    6673876.844987011
   ],
   "end_xy": [
    333206.2429711219,
    6673877.32782101
   ]
  },
  "min_10m": {
   "gradient_pct": -4.005724844578822,
   "start_distance_m": 1528.0,
   "end_distance_m": 1538.0,
   "midpoint_distance_m": 1533.0,
   "start_elevation_m": 392.62644301808643,
   "end_elevation_m": 392.22587053362855,
   "start_xy": [
    333197.28556633194,
    6673876.458719811
   ],
   "end_xy": [
    333207.2382383208,
    6673877.424387809
   ]
  },
  "min_20m": {
   "gradient_pct": -2.0283001317400817,
   "start_distance_m": 1518.0,
   "end_distance_m": 1538.0,
   "midpoint_distance_m": 1528.0,
   "start_elevation_m": 392.63153055997657,
   "end_elevation_m": 392.22587053362855,
   "start_xy": [
    333187.33289434307,
    6673875.493051814
   ],
   "end_xy": [
    333207.2382383208,
    6673877.424387809
   ]
  },
  "min_25m": {
   "gradient_pct": 0.19701944945859395,
   "start_distance_m": 1513.0,
   "end_distance_m": 1538.0,
   "midpoint_distance_m": 1525.5,
   "start_elevation_m": 392.1766156712639,
   "end_elevation_m": 392.22587053362855,
   "start_xy": [
    333182.346588328,
    6673875.682309449
   ],
   "end_xy": [
    333207.2382383208,
    6673877.424387809
   ]
  },
  "min_50m": {
   "gradient_pct": 4.386916696356707,
   "start_distance_m": 588.0,
   "end_distance_m": 638.0,
   "midpoint_distance_m": 613.0,
   "start_elevation_m": 294.78475806103984,
   "end_elevation_m": 296.9782164092182,
   "start_xy": [
    333494.927396767,
    6674624.92977829
   ],
   "end_xy": [
    333453.72883198137,
    6674596.612210612
   ]
  },
  "min_100m": {
   "gradient_pct": 5.490752874010184,
   "start_distance_m": 566.0,
   "end_distance_m": 666.0,
   "midpoint_distance_m": 616.0,
   "start_elevation_m": 293.3443579339596,
   "end_elevation_m": 298.8351108079698,
   "start_xy": [
    333512.8974105463,
    6674637.598716515
   ],
   "end_xy": [
    333430.8317242622,
    6674580.499225801
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 25.528054035729042,
   "start_distance_m": 1406.0,
   "end_distance_m": 1408.0,
   "midpoint_distance_m": 1407.0,
   "start_elevation_m": 378.79580980398396,
   "end_elevation_m": 379.30637088469854,
   "start_xy": [
    333131.65206077334,
    6673960.2282915125
   ],
   "end_xy": [
    333131.97431098437,
    6673958.254542622
   ]
  },
  "max_3m": {
   "gradient_pct": 24.258641329669217,
   "start_distance_m": 1405.0,
   "end_distance_m": 1408.0,
   "midpoint_distance_m": 1406.5,
   "start_elevation_m": 378.57861164480846,
   "end_elevation_m": 379.30637088469854,
   "start_xy": [
    333131.49093566777,
    6673961.215165958
   ],
   "end_xy": [
    333131.97431098437,
    6673958.254542622
   ]
  }
 },
 "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": 0.099,
   "obstruction_max_height_m": 11.32,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50
   ]
  },
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "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_E333000-N6673500_1m.tif",
   "data/cache/no/nhm-no_dtm_E333000-N6674000_1m.tif",
   "data/cache/no/nhm-no_dtm_E333000-N6674500_1m.tif",
   "data/cache/no/nhm-no_dtm_E333500-N6674000_1m.tif",
   "data/cache/no/nhm-no_dtm_E333500-N6674500_1m.tif",
   "data/cache/no/nhm-no_dtm_E333500-N6675000_1m.tif"
  ],
  "calculated_at": "2026-10-04T04:51:47+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": [
   "E333000-N6673500",
   "E333000-N6674000",
   "E333000-N6674500",
   "E333500-N6674000",
   "E333500-N6674500",
   "E333500-N6675000"
  ],
  "elevation_blocks": [
   "nhm-dtm-1m"
  ],
  "nhm_laser_projects": [
   {
    "last_flight_date": "2024-06-04",
    "name": "Hedmark s\u00f8r 2024",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2024
   },
   {
    "last_flight_date": "2006-01-01",
    "name": "Kongsvinger Eidskog 2006",
    "points_per_m2": 0.3,
    "resolution_m": 1,
    "season": "season-unknown",
    "year": 2006
   },
   {
    "last_flight_date": "2019-05-29",
    "name": "NDH Nes-S\u00f8r-Odal-Kongsvinger s\u00f8r 5pkt 2019",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2019
   },
   {
    "last_flight_date": "2008-01-01",
    "name": "S\u00f8r-Hedmark 2008",
    "points_per_m2": 0.7000000000000001,
    "resolution_m": 1,
    "season": "season-unknown",
    "year": 2008
   },
   {
    "last_flight_date": "2020-04-19",
    "name": "S\u00f8r-Hedmark 2020",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "snow-season",
    "year": 2020
   },
   {
    "last_flight_date": "2015-05-09",
    "name": "S\u00f8r-Hedmark 5pkt 2015",
    "points_per_m2": 5,
    "resolution_m": 0.25,
    "season": "",
    "year": 2015
   }
  ],
  "nhm_last_flight_date": "2024-06-04",
  "nhm_snow_season_flights": [
   "S\u00f8r-Hedmark 2020"
  ],
  "nhm_flight_season_unknown": [
   "Kongsvinger Eidskog 2006",
   "S\u00f8r-Hedmark 2008"
  ],
  "nhm_retrieved_at": "2026-10-04T02:37:56Z",
  "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": 68,
   "stations_resolved": 68,
   "width_median_m": 4.5,
   "width_p10_m": 3.17,
   "width_min_m": 1.25,
   "width_max_m": 12.0,
   "bounded_share": 0.118,
   "unbounded_share": 0.882,
   "confidence_median": 0.0,
   "width_median_bounded_m": 2.62,
   "window_m": [
    1359.0,
    1384.0
   ],
   "width_at_max25_m": 2.0,
   "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": 68,
    "stations_resolved": 68,
    "width_median_m": 5.5,
    "width_p10_m": 1.18,
    "width_min_m": 0.5,
    "width_max_m": 12.0,
    "bounded_share": 0.721,
    "unbounded_share": 0.279,
    "confidence_median": 1.0,
    "width_median_bounded_m": 4.0,
    "window_m": [
     1359.0,
     1384.0
    ],
    "width_at_max25_m": 2.5,
    "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": "Kongsvinger",
  "county": "Innlandet",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}