{ "ocl_version": "0.1.0", "name": "Mont\u00e9e des Grossi\u00e8res", "slug": "montee-des-grossieres", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 21.729753259845097, "diagnostic": true, "flags": [ "structure_excluded" ], "start_distance_m": 140.0, "end_distance_m": 142.0, "start_elevation_m": 463.6651470654519, "end_elevation_m": 464.0997421306488, "min_gradient_pct": -3.15609155486527, "suppressed_max_gradient_pct": 57.407909710909166, "suppressed_location_m": [ 0.0, 2.0 ] }, { "window_m": 3.0, "max_gradient_pct": 21.145277173860677, "diagnostic": true, "flags": [ "structure_excluded" ], "start_distance_m": 136.0, "end_distance_m": 139.0, "start_elevation_m": 462.8486210098443, "end_elevation_m": 463.4829793250601, "min_gradient_pct": -3.200782528559406, "suppressed_max_gradient_pct": 37.35945184974033, "suppressed_location_m": [ 0.0, 3.0 ] }, { "window_m": 5.0, "max_gradient_pct": 20.861202577927997, "diagnostic": false, "flags": [ "structure_excluded" ], "start_distance_m": 149.0, "end_distance_m": 154.0, "start_elevation_m": 465.4662974800747, "end_elevation_m": 466.5093576089711, "min_gradient_pct": -2.561264663381735, "suppressed_max_gradient_pct": 21.377985018315258, "suppressed_location_m": [ 0.0, 5.0 ] }, { "window_m": 10.0, "max_gradient_pct": 20.53832517036767, "diagnostic": false, "flags": [], "start_distance_m": 133.0, "end_distance_m": 143.0, "start_elevation_m": 462.24167753221684, "end_elevation_m": 464.2955100492536, "min_gradient_pct": -2.4341659464641907 }, { "window_m": 20.0, "max_gradient_pct": 20.34565527702142, "diagnostic": false, "flags": [], "start_distance_m": 133.0, "end_distance_m": 153.0, "start_elevation_m": 462.24167753221684, "end_elevation_m": 466.3108085876211, "min_gradient_pct": -1.8247659193531263 }, { "window_m": 25.0, "max_gradient_pct": 20.23032697609824, "diagnostic": false, "flags": [], "start_distance_m": 133.0, "end_distance_m": 158.0, "start_elevation_m": 462.24167753221684, "end_elevation_m": 467.2992592762414, "min_gradient_pct": -1.7024402690917668 }, { "window_m": 50.0, "max_gradient_pct": 19.37353217794032, "diagnostic": false, "flags": [], "start_distance_m": 114.0, "end_distance_m": 164.0, "start_elevation_m": 458.7166221074731, "end_elevation_m": 468.40338819644325, "min_gradient_pct": -1.130874783187437 }, { "window_m": 100.0, "max_gradient_pct": 17.129984629221212, "diagnostic": false, "flags": [], "start_distance_m": 87.0, "end_distance_m": 187.0, "start_elevation_m": 454.9362209709876, "end_elevation_m": 472.06620560020883, "min_gradient_pct": 0.04892163485067158 } ], "shape": { "ascent_concentration": 0.443, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 255.0, "shape_class": "sustained" }, "length_m": 1782.4978189930418, "start_elevation_m": 449.72011922026815, "end_elevation_m": 576.9828204980349, "endpoint_gain_m": 127.26270127776678, "overall_gradient_pct": 7.139571219765041, "accumulated_ascent_m": 128.6252499009624, "window_maxima": { "max_5m": { "gradient_pct": 20.861202577927997, "start_distance_m": 149.0, "end_distance_m": 154.0, "midpoint_distance_m": 151.5, "start_elevation_m": 465.4662974800747, "end_elevation_m": 466.5093576089711, "start_xy": [ 806893.6443160464, 6547336.775765848 ], "end_xy": [ 806898.6412247169, 6547336.599971256 ] }, "max_10m": { "gradient_pct": 20.53832517036767, "start_distance_m": 133.0, "end_distance_m": 143.0, "midpoint_distance_m": 138.0, "start_elevation_m": 462.24167753221684, "end_elevation_m": 464.2955100492536, "start_xy": [ 806877.8444533908, 6547338.550128157 ], "end_xy": [ 806887.6480256418, 6547336.98671936 ] }, "max_20m": { "gradient_pct": 20.34565527702142, "start_distance_m": 133.0, "end_distance_m": 153.0, "midpoint_distance_m": 143.0, "start_elevation_m": 462.24167753221684, "end_elevation_m": 466.3108085876211, "start_xy": [ 806877.8444533908, 6547338.550128157 ], "end_xy": [ 806897.6418429827, 6547336.635130174 ] }, "max_25m": { "gradient_pct": 20.23032697609824, "start_distance_m": 133.0, "end_distance_m": 158.0, "midpoint_distance_m": 145.5, "start_elevation_m": 462.24167753221684, "end_elevation_m": 467.2992592762414, "start_xy": [ 806877.8444533908, 6547338.550128157 ], "end_xy": [ 806902.6387516533, 6547336.459335582 ] }, "max_50m": { "gradient_pct": 19.37353217794032, "start_distance_m": 114.0, "end_distance_m": 164.0, "midpoint_distance_m": 139.0, "start_elevation_m": 458.7166221074731, "end_elevation_m": 468.40338819644325, "start_xy": [ 806859.9455239901, 6547344.81309731 ], "end_xy": [ 806908.6350420578, 6547336.248382072 ] }, "max_100m": { "gradient_pct": 17.129984629221212, "start_distance_m": 87.0, "end_distance_m": 187.0, "midpoint_distance_m": 137.0, "start_elevation_m": 454.9362209709876, "end_elevation_m": 472.06620560020883, "start_xy": [ 806834.7721746141, 6547354.526702589 ], "end_xy": [ 806931.620830872, 6547335.439981019 ] } }, "window_minima": { "min_5m": { "gradient_pct": -2.561264663381735, "start_distance_m": 796.0, "end_distance_m": 801.0, "midpoint_distance_m": 798.5, "start_elevation_m": 530.8136781971114, "end_elevation_m": 530.6856149639423, "start_xy": [ 807502.2436016143, 6547506.373720644 ], "end_xy": [ 807506.803716411, 6547508.42441639 ] }, "min_10m": { "gradient_pct": -2.4341659464641907, "start_distance_m": 797.0, "end_distance_m": 807.0, "midpoint_distance_m": 802.0, "start_elevation_m": 530.8083028202037, "end_elevation_m": 530.5648862255573, "start_xy": [ 807503.1556245736, 6547506.783859793 ], "end_xy": [ 807512.2222930589, 6547510.995093256 ] }, "min_20m": { "gradient_pct": -1.8247659193531263, "start_distance_m": 791.0, "end_distance_m": 811.0, "midpoint_distance_m": 801.0, "start_elevation_m": 530.8890412669016, "end_elevation_m": 530.524088083031, "start_xy": [ 807497.6834868176, 6547504.323024899 ], "end_xy": [ 807515.7613989869, 6547512.859155816 ] }, "min_25m": { "gradient_pct": -1.7024402690917668, "start_distance_m": 797.0, "end_distance_m": 822.0, "midpoint_distance_m": 809.5, "start_elevation_m": 530.8083028202037, "end_elevation_m": 530.3826927529308, "start_xy": [ 807503.1556245736, 6547506.783859793 ], "end_xy": [ 807525.4939402891, 6547517.985327858 ] }, "min_50m": { "gradient_pct": -1.130874783187437, "start_distance_m": 786.0, "end_distance_m": 836.0, "midpoint_distance_m": 811.0, "start_elevation_m": 530.9012577707247, "end_elevation_m": 530.335820379131, "start_xy": [ 807493.1233720209, 6547502.2723291535 ], "end_xy": [ 807537.8808110375, 6547524.50954682 ] }, "min_100m": { "gradient_pct": 0.04892163485067158, "start_distance_m": 777.0, "end_distance_m": 877.0, "midpoint_distance_m": 827.0, "start_elevation_m": 530.740727311122, "end_elevation_m": 530.7896489459727, "start_xy": [ 807484.9151653869, 6547498.581076811 ], "end_xy": [ 807574.1566468005, 6547543.616188066 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 21.729753259845097, "start_distance_m": 140.0, "end_distance_m": 142.0, "midpoint_distance_m": 141.0, "start_elevation_m": 463.6651470654519, "end_elevation_m": 464.0997421306488, "start_xy": [ 806884.6498804395, 6547337.092196115 ], "end_xy": [ 806886.6486439077, 6547337.021878278 ] }, "max_3m": { "gradient_pct": 21.145277173860677, "start_distance_m": 136.0, "end_distance_m": 139.0, "midpoint_distance_m": 137.5, "start_elevation_m": 462.8486210098443, "end_elevation_m": 463.4829793250601, "start_xy": [ 806880.7306885058, 6547337.731808623 ], "end_xy": [ 806883.6504987055, 6547337.1273550335 ] } }, "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": 0.012, "windows_resited": [ 2.0, 3.0, 5.0 ], "windows_unresolved": [], "minima_resited": [], "minima_unresolved": [] }, "overhead_obstruction": { "obstruction_threshold_m": 2.0, "obstructed_fraction": 0.14, "obstruction_max_height_m": 23.25, "flagged_windows_m": [] }, "excluded_ranges_m": [ [ 0.0, 20.0 ] ], "review": [], "extent": [] }, "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_E806-N6547_0m5@21LHD5NK-2025-02-20.tif", "data/cache/fr/ign-lidarhd_dtm_E807-N6547_0m5@21LHD5NK-2025-02-20.tif" ], "calculated_at": "2026-09-22T15:39:56+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": [ "E806-N6547", "E807-N6547" ], "elevation_blocks": [ "21LHD5NK@2025-02-20" ], "ign_dalles": [ "LHD_FXX_0806_6548_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0807_6548_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "21LHD5NK" ], "ign_editions": [ "2025-02-20" ], "ign_dsm_edition": { "LHD_FXX_0806_6548_MNT_O_0M50_LAMB93_IGN69": "2025-02-20", "LHD_FXX_0807_6548_MNT_O_0M50_LAMB93_IGN69": "2025-02-20" }, "climb_origin": "discovered", "structure_own_ways": 4, "structure_mask_ranges_m": [ [ 0.0, 15.0 ] ], "carriageway": { "stations": 78, "stations_resolved": 78, "width_median_m": 5.62, "width_p10_m": 3.5, "width_min_m": 2.5, "width_max_m": 12.0, "bounded_share": 0.244, "unbounded_share": 0.756, "confidence_median": 0.0, "width_median_bounded_m": 5.25, "window_m": [ 133.0, 158.0 ], "width_at_max25_m": 7.25, "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": 78, "stations_resolved": 78, "width_median_m": 7.5, "width_p10_m": 2.03, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.718, "unbounded_share": 0.282, "confidence_median": 1.0, "width_median_bounded_m": 6.62, "window_m": [ 133.0, 158.0 ], "width_at_max25_m": 9.75, "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": "Cublize", "county": "Rh\u00f4ne", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }