{
 "ocl_version": "0.1.0",
 "name": "Mont\u00e9e des Grands Tr\u00e8ves",
 "slug": "montee-des-grands-treves",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 45.63876298759055,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 577.0,
   "end_distance_m": 579.0,
   "start_elevation_m": 582.8093551023212,
   "end_elevation_m": 583.722130362073,
   "min_gradient_pct": -29.349326142511245,
   "suppressed_max_gradient_pct": 73.3537648352808,
   "suppressed_location_m": [
    387.0,
    389.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 36.25124688409945,
   "diagnostic": true,
   "flags": [
    "structure_excluded",
    "no_bench_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 438.0,
   "end_distance_m": 441.0,
   "start_elevation_m": 573.9807862776845,
   "end_elevation_m": 575.0683236842075,
   "min_gradient_pct": -22.94358506350515,
   "suppressed_max_gradient_pct": 70.01748659714242,
   "suppressed_location_m": [
    386.0,
    389.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 27.299684334736867,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 603.0,
   "end_distance_m": 608.0,
   "start_elevation_m": 586.9540846703668,
   "end_elevation_m": 588.3190688871036,
   "min_gradient_pct": -14.989401755506151,
   "suppressed_max_gradient_pct": 68.75781448985208,
   "suppressed_location_m": [
    384.0,
    389.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 23.376919962888678,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "canopy_or_structure"
   ],
   "start_distance_m": 598.0,
   "end_distance_m": 608.0,
   "start_elevation_m": 585.9813768908148,
   "end_elevation_m": 588.3190688871036,
   "min_gradient_pct": -5.870090851301484,
   "suppressed_max_gradient_pct": 39.747279889297715,
   "suppressed_location_m": [
    384.0,
    394.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.264865959227336,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 623.0,
   "end_distance_m": 643.0,
   "start_elevation_m": 590.4599241487265,
   "end_elevation_m": 594.512897340572,
   "min_gradient_pct": -1.888778240307829,
   "suppressed_max_gradient_pct": 27.429010365257227,
   "suppressed_location_m": [
    382.0,
    402.0
   ],
   "suppressed_min_gradient_pct": -1.9076121311940142,
   "suppressed_min_location_m": [
    480.0,
    500.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.019629154076483,
   "diagnostic": false,
   "flags": [
    "structure_excluded",
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 617.0,
   "end_distance_m": 642.0,
   "start_elevation_m": 589.3171956144319,
   "end_elevation_m": 594.322102902951,
   "min_gradient_pct": -0.9008716048074348,
   "suppressed_max_gradient_pct": 23.677124725158592,
   "suppressed_location_m": [
    383.0,
    408.0
   ],
   "suppressed_min_gradient_pct": -0.9391002887741706,
   "suppressed_min_location_m": [
    480.0,
    505.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 18.93186443898003,
   "diagnostic": false,
   "flags": [
    "no_bench_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 598.0,
   "end_distance_m": 648.0,
   "start_elevation_m": 585.9813768908148,
   "end_elevation_m": 595.4473091103048,
   "min_gradient_pct": 2.84843470495548,
   "suppressed_min_gradient_pct": 1.3449847632141427,
   "suppressed_min_location_m": [
    457.0,
    507.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 17.400249011910546,
   "diagnostic": false,
   "flags": [
    "structure_excluded_min",
    "canopy_or_structure"
   ],
   "start_distance_m": 597.0,
   "end_distance_m": 697.0,
   "start_elevation_m": 585.8173053058267,
   "end_elevation_m": 603.2175543177373,
   "min_gradient_pct": 3.5392516214185434,
   "suppressed_min_gradient_pct": 3.4118268745980913,
   "suppressed_min_location_m": [
    283.0,
    383.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.384,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 149.0,
  "shape_class": "sustained"
 },
 "length_m": 883.8678720349234,
 "start_elevation_m": 544.8589660859418,
 "end_elevation_m": 625.0427952148464,
 "endpoint_gain_m": 80.18382912890456,
 "overall_gradient_pct": 9.071924850520682,
 "accumulated_ascent_m": 84.92207569292327,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 27.299684334736867,
   "start_distance_m": 603.0,
   "end_distance_m": 608.0,
   "midpoint_distance_m": 605.5,
   "start_elevation_m": 586.9540846703668,
   "end_elevation_m": 588.3190688871036,
   "start_xy": [
    813256.1697854848,
    6554330.31957121
   ],
   "end_xy": [
    813253.6001257692,
    6554326.030416405
   ]
  },
  "max_10m": {
   "gradient_pct": 23.376919962888678,
   "start_distance_m": 598.0,
   "end_distance_m": 608.0,
   "midpoint_distance_m": 603.0,
   "start_elevation_m": 585.9813768908148,
   "end_elevation_m": 588.3190688871036,
   "start_xy": [
    813258.7394452005,
    6554334.608726015
   ],
   "end_xy": [
    813253.6001257692,
    6554326.030416405
   ]
  },
  "max_20m": {
   "gradient_pct": 20.264865959227336,
   "start_distance_m": 623.0,
   "end_distance_m": 643.0,
   "midpoint_distance_m": 633.0,
   "start_elevation_m": 590.4599241487265,
   "end_elevation_m": 594.512897340572,
   "start_xy": [
    813244.3035143123,
    6554314.408809218
   ],
   "end_xy": [
    813229.7533975716,
    6554300.712380808
   ]
  },
  "max_25m": {
   "gradient_pct": 20.019629154076483,
   "start_distance_m": 617.0,
   "end_distance_m": 642.0,
   "midpoint_distance_m": 629.5,
   "start_elevation_m": 589.3171956144319,
   "end_elevation_m": 594.322102902951,
   "start_xy": [
    813248.5696622843,
    6554318.627811645
   ],
   "end_xy": [
    813230.528458241,
    6554301.344267633
   ]
  },
  "max_50m": {
   "gradient_pct": 18.93186443898003,
   "start_distance_m": 598.0,
   "end_distance_m": 648.0,
   "midpoint_distance_m": 623.0,
   "start_elevation_m": 585.9813768908148,
   "end_elevation_m": 595.4473091103048,
   "start_xy": [
    813258.7394452005,
    6554334.608726015
   ],
   "end_xy": [
    813225.878094224,
    6554297.552946688
   ]
  },
  "max_100m": {
   "gradient_pct": 17.400249011910546,
   "start_distance_m": 597.0,
   "end_distance_m": 697.0,
   "midpoint_distance_m": 647.0,
   "start_elevation_m": 585.8173053058267,
   "end_elevation_m": 603.2175543177373,
   "start_xy": [
    813259.2533771436,
    6554335.466556977
   ],
   "end_xy": [
    813182.705944752,
    6554276.133155942
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -14.989401755506151,
   "start_distance_m": 481.0,
   "end_distance_m": 486.0,
   "midpoint_distance_m": 483.5,
   "start_elevation_m": 576.8094954206463,
   "end_elevation_m": 576.060025332871,
   "start_xy": [
    813294.3238070547,
    6554327.592961386
   ],
   "end_xy": [
    813295.5120777594,
    6554332.44971058
   ]
  },
  "min_10m": {
   "gradient_pct": -5.870090851301484,
   "start_distance_m": 482.0,
   "end_distance_m": 492.0,
   "midpoint_distance_m": 487.0,
   "start_elevation_m": 576.8205465768359,
   "end_elevation_m": 576.2335374917058,
   "start_xy": [
    813294.5614611956,
    6554328.564311225
   ],
   "end_xy": [
    813296.938002605,
    6554338.277809612
   ]
  },
  "min_20m": {
   "gradient_pct": -1.888778240307829,
   "start_distance_m": 481.0,
   "end_distance_m": 501.0,
   "midpoint_distance_m": 491.0,
   "start_elevation_m": 576.8094954206463,
   "end_elevation_m": 576.4317397725847,
   "start_xy": [
    813294.3238070547,
    6554327.592961386
   ],
   "end_xy": [
    813298.7796715102,
    6554347.082668901
   ]
  },
  "min_25m": {
   "gradient_pct": -0.9008716048074348,
   "start_distance_m": 481.0,
   "end_distance_m": 506.0,
   "midpoint_distance_m": 493.5,
   "start_elevation_m": 576.8094954206463,
   "end_elevation_m": 576.5842775194444,
   "start_xy": [
    813294.3238070547,
    6554327.592961386
   ],
   "end_xy": [
    813299.6548124652,
    6554352.005486012
   ]
  },
  "min_50m": {
   "gradient_pct": 2.84843470495548,
   "start_distance_m": 482.0,
   "end_distance_m": 532.0,
   "midpoint_distance_m": 507.0,
   "start_elevation_m": 576.8205465768359,
   "end_elevation_m": 578.2447639293136,
   "start_xy": [
    813294.5614611956,
    6554328.564311225
   ],
   "end_xy": [
    813303.241023792,
    6554377.750157343
   ]
  },
  "min_100m": {
   "gradient_pct": 3.5392516214185434,
   "start_distance_m": 118.0,
   "end_distance_m": 218.0,
   "midpoint_distance_m": 168.0,
   "start_elevation_m": 556.302297247926,
   "end_elevation_m": 559.8415488693446,
   "start_xy": [
    813408.6877343709,
    6554445.714386588
   ],
   "end_xy": [
    813368.033824903,
    6554354.747886769
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 45.63876298759055,
   "start_distance_m": 577.0,
   "end_distance_m": 579.0,
   "midpoint_distance_m": 578.0,
   "start_elevation_m": 582.8093551023212,
   "end_elevation_m": 583.722130362073,
   "start_xy": [
    813270.5015355288,
    6554351.915888488
   ],
   "end_xy": [
    813269.181605573,
    6554350.413295758
   ]
  },
  "max_3m": {
   "gradient_pct": 36.25124688409945,
   "start_distance_m": 438.0,
   "end_distance_m": 441.0,
   "midpoint_distance_m": 439.5,
   "start_elevation_m": 573.9807862776845,
   "end_elevation_m": 575.0683236842075,
   "start_xy": [
    813282.697958459,
    6554286.219858388
   ],
   "end_xy": [
    813283.6058812819,
    6554289.079172318
   ]
  }
 },
 "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": 0.018,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    100.0
   ],
   "minima_unresolved": []
  },
  "no_bench_suppression": {
   "masked_fraction": 0.053,
   "windows_resited": [
    3.0
   ],
   "windows_unresolved": [],
   "minima_resited": [
    20.0,
    25.0,
    50.0
   ],
   "minima_unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.218,
   "obstruction_max_height_m": 21.52,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    382.0,
    391.0
   ],
   [
    450.0,
    480.0
   ],
   [
    558.0,
    563.0
   ]
  ],
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_end"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "run_manifest": {
   "manifest_version": "1",
   "code_git_sha": "076a8e7f889cfb3c2cf6b3de65a6030c7155b1f0",
   "code_git_dirty": "false",
   "analysis_version": "0.1.0",
   "analysis_config_digest": "sha256:8c94015b54267da4",
   "python": "3.14.4",
   "numpy": "2.5.3",
   "rasterio": "1.5.1",
   "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": "fr-mc7",
   "road_pbf": "block-batch-fr-mc7.osm.pbf",
   "region_key": "france",
   "crs": "EPSG:2154",
   "elevation_provider_key": "ign-lidarhd",
   "tile_index": "wms-grid",
   "authority": "bdtopo",
   "registry_pbf": "france-vosges-2026-09-16.osm.pbf",
   "tile_index_snapshot": "sha256:af4eae1f5df9e232"
  },
  "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:2154",
  "elevation_resolution_m": 0.5,
  "elevation_tiles": [
   "data/cache/fr/ign-lidarhd_dtm_E813-N6554_0m5@21LHD5NK-2025-02-20.tif"
  ],
  "calculated_at": "2026-09-22T15:05:50+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc7.osm.pbf",
  "osm_snapshot": "",
  "run_id": "fr-mc7",
  "elevation_provider": "IGN LiDAR HD MNT 0.5 m",
  "elevation_licence": "Licence Ouverte / Open Licence 2.0 (Etalab) \u2014 \u00a9 IGN, LiDAR HD (MNT/MNS), data.geopf.fr; reproduction autoris\u00e9e avec mention de la source et de la date",
  "elevation_dataset": "LiDAR HD \u2014 MNT (sol) et MNS (surface), 0,50 m (Institut national de l'information g\u00e9ographique et foresti\u00e8re), RGF93 / Lambert-93 EPSG:2154, altitudes IGN69",
  "elevation_vertical_datum": "IGN69",
  "elevation_tile_ids": [
   "E813-N6554"
  ],
  "elevation_blocks": [
   "21LHD5NK@2025-02-20"
  ],
  "ign_dalles": [
   "LHD_FXX_0813_6555_MNT_O_0M50_LAMB93_IGN69"
  ],
  "ign_missions": [
   "21LHD5NK"
  ],
  "ign_editions": [
   "2025-02-20"
  ],
  "ign_dsm_edition": {
   "LHD_FXX_0813_6555_MNT_O_0M50_LAMB93_IGN69": "2025-02-20"
  },
  "climb_origin": "discovered",
  "structure_own_ways": 4,
  "carriageway": {
   "stations": 42,
   "stations_resolved": 42,
   "width_median_m": 3.0,
   "width_p10_m": 1.75,
   "width_min_m": 1.0,
   "width_max_m": 10.25,
   "bounded_share": 0.476,
   "unbounded_share": 0.524,
   "confidence_median": 0.0,
   "width_median_bounded_m": 2.62,
   "window_m": [
    617.0,
    642.0
   ],
   "width_at_max25_m": 2.5,
   "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": 42,
    "stations_resolved": 42,
    "width_median_m": 4.75,
    "width_p10_m": 1.53,
    "width_min_m": 0.5,
    "width_max_m": 10.75,
    "bounded_share": 0.762,
    "unbounded_share": 0.238,
    "confidence_median": 1.0,
    "width_median_bounded_m": 3.38,
    "window_m": [
     617.0,
     642.0
    ],
    "width_at_max25_m": 2.0,
    "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
   }
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Saint-Nizier-d'Azergues",
  "county": "Rh\u00f4ne",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}