{ "ocl_version": "0.1.0", "name": "Route du Blanc Ruxel", "slug": "route-du-blanc-ruxel", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 22.86759104110274, "diagnostic": true, "flags": [], "start_distance_m": 79.0, "end_distance_m": 81.0, "start_elevation_m": 723.2768206257913, "end_elevation_m": 723.7341724466133, "min_gradient_pct": -1.01284240043924 }, { "window_m": 3.0, "max_gradient_pct": 22.411437185238963, "diagnostic": true, "flags": [], "start_distance_m": 78.0, "end_distance_m": 81.0, "start_elevation_m": 723.0618293310562, "end_elevation_m": 723.7341724466133, "min_gradient_pct": -0.3190423722154871 }, { "window_m": 5.0, "max_gradient_pct": 21.893261147306475, "diagnostic": false, "flags": [], "start_distance_m": 76.0, "end_distance_m": 81.0, "start_elevation_m": 722.639509389248, "end_elevation_m": 723.7341724466133, "min_gradient_pct": -0.2703630091900777 }, { "window_m": 10.0, "max_gradient_pct": 21.562241941503544, "diagnostic": false, "flags": [], "start_distance_m": 79.0, "end_distance_m": 89.0, "start_elevation_m": 723.2768206257913, "end_elevation_m": 725.4330448199416, "min_gradient_pct": 2.76384726411834 }, { "window_m": 20.0, "max_gradient_pct": 21.095534617359135, "diagnostic": false, "flags": [], "start_distance_m": 74.0, "end_distance_m": 94.0, "start_elevation_m": 722.2250338924414, "end_elevation_m": 726.4441408159132, "min_gradient_pct": 3.1794812094994995 }, { "window_m": 25.0, "max_gradient_pct": 20.771846394298336, "diagnostic": false, "flags": [], "start_distance_m": 73.0, "end_distance_m": 98.0, "start_elevation_m": 722.0288480244326, "end_elevation_m": 727.2218096230072, "min_gradient_pct": 3.393574327280021 }, { "window_m": 50.0, "max_gradient_pct": 19.164787171843727, "diagnostic": false, "flags": [], "start_distance_m": 58.0, "end_distance_m": 108.0, "start_elevation_m": 719.377023262364, "end_elevation_m": 728.9594168482859, "min_gradient_pct": 4.445945450828049 }, { "window_m": 100.0, "max_gradient_pct": 17.227521452484098, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 24.0, "end_distance_m": 124.0, "start_elevation_m": 714.0530095724681, "end_elevation_m": 731.2805310249522, "min_gradient_pct": 4.93373618002704 } ], "shape": { "ascent_concentration": 0.387, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 132.0, "shape_class": "sustained" }, "length_m": 539.439300746069, "start_elevation_m": 711.6823703710935, "end_elevation_m": 767.0811596015606, "endpoint_gain_m": 55.39878923046706, "overall_gradient_pct": 10.269698398660985, "accumulated_ascent_m": 55.43563438088506, "window_maxima": { "max_5m": { "gradient_pct": 21.893261147306475, "start_distance_m": 76.0, "end_distance_m": 81.0, "midpoint_distance_m": 78.5, "start_elevation_m": 722.639509389248, "end_elevation_m": 723.7341724466133, "start_xy": [ 991843.9864915702, 6783181.554524043 ], "end_xy": [ 991840.8822986711, 6783185.474216179 ] }, "max_10m": { "gradient_pct": 21.562241941503544, "start_distance_m": 79.0, "end_distance_m": 89.0, "midpoint_distance_m": 84.0, "start_elevation_m": 723.2768206257913, "end_elevation_m": 725.4330448199416, "start_xy": [ 991842.1239758307, 6783183.906339324 ], "end_xy": [ 991837.8636196471, 6783192.8805855615 ] }, "max_20m": { "gradient_pct": 21.095534617359135, "start_distance_m": 74.0, "end_distance_m": 94.0, "midpoint_distance_m": 84.0, "start_elevation_m": 722.2250338924414, "end_elevation_m": 726.4441408159132, "start_xy": [ 991845.2281687299, 6783179.986647188 ], "end_xy": [ 991835.9849146457, 6783197.514209145 ] }, "max_25m": { "gradient_pct": 20.771846394298336, "start_distance_m": 73.0, "end_distance_m": 98.0, "midpoint_distance_m": 85.5, "start_elevation_m": 722.0288480244326, "end_elevation_m": 727.2218096230072, "start_xy": [ 991845.8490073098, 6783179.20270876 ], "end_xy": [ 991834.4819506445, 6783201.221108012 ] }, "max_50m": { "gradient_pct": 19.164787171843727, "start_distance_m": 58.0, "end_distance_m": 108.0, "midpoint_distance_m": 83.0, "start_elevation_m": 719.377023262364, "end_elevation_m": 728.9594168482859, "start_xy": [ 991856.0363976702, 6783168.375545114 ], "end_xy": [ 991830.7245406415, 6783210.48835518 ] }, "max_100m": { "gradient_pct": 17.227521452484098, "start_distance_m": 24.0, "end_distance_m": 124.0, "midpoint_distance_m": 74.0, "start_elevation_m": 714.0530095724681, "end_elevation_m": 731.2805310249522, "start_xy": [ 991884.7535082721, 6783150.201079295 ], "end_xy": [ 991825.1292289799, 6783225.459567041 ] } }, "window_minima": { "min_5m": { "gradient_pct": -0.2703630091900777, "start_distance_m": 0.0, "end_distance_m": 5.0, "midpoint_distance_m": 2.5, "start_elevation_m": 711.6823703710935, "end_elevation_m": 711.668852220634, "start_xy": [ 991898.73, 6783132.648 ], "end_xy": [ 991898.4532472143, 6783137.522115541 ] }, "min_10m": { "gradient_pct": 2.76384726411834, "start_distance_m": 308.0, "end_distance_m": 318.0, "midpoint_distance_m": 313.0, "start_elevation_m": 745.7407968116388, "end_elevation_m": 746.0171815380506, "start_xy": [ 991947.8060724798, 6783330.174494802 ], "end_xy": [ 991956.7085345936, 6783334.72929099 ] }, "min_20m": { "gradient_pct": 3.1794812094994995, "start_distance_m": 303.0, "end_distance_m": 323.0, "midpoint_distance_m": 313.0, "start_elevation_m": 745.57607369266, "end_elevation_m": 746.2119699345599, "start_xy": [ 991943.354841423, 6783327.897096708 ], "end_xy": [ 991961.1597656504, 6783337.006689084 ] }, "min_25m": { "gradient_pct": 3.393574327280021, "start_distance_m": 303.0, "end_distance_m": 328.0, "midpoint_distance_m": 315.5, "start_elevation_m": 745.57607369266, "end_elevation_m": 746.42446727448, "start_xy": [ 991943.354841423, 6783327.897096708 ], "end_xy": [ 991965.5553990597, 6783339.388861498 ] }, "min_50m": { "gradient_pct": 4.445945450828049, "start_distance_m": 279.0, "end_distance_m": 329.0, "midpoint_distance_m": 304.0, "start_elevation_m": 744.2491000250402, "end_elevation_m": 746.4720727504542, "start_xy": [ 991921.98893235, 6783316.965585857 ], "end_xy": [ 991966.4316317826, 6783339.870749675 ] }, "min_100m": { "gradient_pct": 4.93373618002704, "start_distance_m": 229.0, "end_distance_m": 329.0, "midpoint_distance_m": 279.0, "start_elevation_m": 741.5383365704272, "end_elevation_m": 746.4720727504542, "start_xy": [ 991877.3486344888, 6783294.444134065 ], "end_xy": [ 991966.4316317826, 6783339.870749675 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 22.86759104110274, "start_distance_m": 79.0, "end_distance_m": 81.0, "midpoint_distance_m": 80.0, "start_elevation_m": 723.2768206257913, "end_elevation_m": 723.7341724466133, "start_xy": [ 991842.1239758307, 6783183.906339324 ], "end_xy": [ 991840.8822986711, 6783185.474216179 ] }, "max_3m": { "gradient_pct": 22.411437185238963, "start_distance_m": 78.0, "end_distance_m": 81.0, "midpoint_distance_m": 79.5, "start_elevation_m": 723.0618293310562, "end_elevation_m": 723.7341724466133, "start_xy": [ 991842.7448144106, 6783183.122400897 ], "end_xy": [ 991840.8822986711, 6783185.474216179 ] } }, "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": 0.148, "obstruction_max_height_m": 19.14, "flagged_windows_m": [ 100 ] }, "review": [], "extent": [ "may_start_earlier", "may_continue_beyond_end" ] }, "provenance": { "analysis_version": "0.1.0", "run_manifest": { "manifest_version": "1", "code_git_sha": "686aca469eafb5c6deda431acc2396d659a613ab", "code_git_dirty": "false", "analysis_version": "0.1.0", "analysis_config_digest": "sha256:0048c2bbb24ab95e", "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-vosges", "road_pbf": "block-batch-fr-vosges.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": "sha256:3827be8f439ab5f4" }, "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_E991-N6783_0m5@22LHDVosgesRF-2024-12-20.tif", "data/cache/fr/ign-lidarhd_dtm_E992-N6783_0m5@22LHDVosgesRF-2024-12-20.tif" ], "calculated_at": "2026-09-19T23:21:32+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-vosges.osm.pbf", "osm_snapshot": "", "run_id": "fr-vosges", "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": [ "E991-N6783", "E992-N6783" ], "elevation_blocks": [ "22LHDVosgesRF@2024-12-20" ], "ign_dalles": [ "LHD_FXX_0991_6784_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0992_6784_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "22LHDVosgesRF" ], "ign_editions": [ "2024-12-20" ], "ign_dsm_edition": { "LHD_FXX_0991_6784_MNT_O_0M50_LAMB93_IGN69": "2024-12-20", "LHD_FXX_0992_6784_MNT_O_0M50_LAMB93_IGN69": "2024-12-20" }, "climb_origin": "discovered", "structure_own_ways": "none \u2014 the route carried no way list; own decks unmasked", "carriageway": { "stations": 28, "stations_resolved": 28, "width_median_m": 4.5, "width_p10_m": 3.17, "width_min_m": 2.75, "width_max_m": 12.0, "bounded_share": 0.321, "unbounded_share": 0.679, "confidence_median": 0.0, "width_median_bounded_m": 4.0, "window_m": [ 73.0, 98.0 ], "width_at_max25_m": 4.75, "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": 28, "stations_resolved": 28, "width_median_m": 5.25, "width_p10_m": 0.93, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.714, "unbounded_share": 0.286, "confidence_median": 1.0, "width_median_bounded_m": 3.25, "window_m": [ 73.0, 98.0 ], "width_at_max25_m": 8.25, "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": "Xonrupt-Longemer", "county": "Vosges", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }