{ "ocl_version": "0.1.0", "name": "Route de Maury", "slug": "route-de-maury", "confidence": "A", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 21.257376446985177, "diagnostic": true, "flags": [], "start_distance_m": 2747.0, "end_distance_m": 2749.0, "start_elevation_m": 394.10490224184895, "end_elevation_m": 394.53004977078865, "min_gradient_pct": -26.420370809915994 }, { "window_m": 3.0, "max_gradient_pct": 21.25456412573688, "diagnostic": true, "flags": [], "start_distance_m": 2748.0, "end_distance_m": 2751.0, "start_elevation_m": 394.3155010309591, "end_elevation_m": 394.95313795473123, "min_gradient_pct": -18.291537880514852 }, { "window_m": 5.0, "max_gradient_pct": 20.888904890359754, "diagnostic": false, "flags": [], "start_distance_m": 2746.0, "end_distance_m": 2751.0, "start_elevation_m": 393.90869271021324, "end_elevation_m": 394.95313795473123, "min_gradient_pct": -15.080790914241788 }, { "window_m": 10.0, "max_gradient_pct": 20.588847721409138, "diagnostic": false, "flags": [], "start_distance_m": 2747.0, "end_distance_m": 2757.0, "start_elevation_m": 394.10490224184895, "end_elevation_m": 396.16378701398986, "min_gradient_pct": -12.885878706550216 }, { "window_m": 20.0, "max_gradient_pct": 20.246449654014214, "diagnostic": false, "flags": [], "start_distance_m": 2743.0, "end_distance_m": 2763.0, "start_elevation_m": 393.2964436220526, "end_elevation_m": 397.34573355285545, "min_gradient_pct": -10.249890386279503 }, { "window_m": 25.0, "max_gradient_pct": 20.06993666750668, "diagnostic": false, "flags": [], "start_distance_m": 2738.0, "end_distance_m": 2763.0, "start_elevation_m": 392.3282493859788, "end_elevation_m": 397.34573355285545, "min_gradient_pct": -9.739113877300497 }, { "window_m": 50.0, "max_gradient_pct": 19.349756681060626, "diagnostic": false, "flags": [], "start_distance_m": 2722.0, "end_distance_m": 2772.0, "start_elevation_m": 389.43190157874466, "end_elevation_m": 399.10677991927497, "min_gradient_pct": -9.137117690173568 }, { "window_m": 100.0, "max_gradient_pct": 17.382331163839126, "diagnostic": false, "flags": [], "start_distance_m": 2676.0, "end_distance_m": 2776.0, "start_elevation_m": 382.3591681790841, "end_elevation_m": 399.74149934292325, "min_gradient_pct": -8.364455465427852 } ], "shape": { "ascent_concentration": 0.394, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 129.0, "shape_class": "sustained" }, "length_m": 2858.6213818190345, "start_elevation_m": 310.4018772674601, "end_elevation_m": 402.44477174612086, "endpoint_gain_m": 92.04289447866074, "overall_gradient_pct": 3.2198350947788277, "accumulated_ascent_m": 124.27068837433609, "window_maxima": { "max_5m": { "gradient_pct": 20.888904890359754, "start_distance_m": 2746.0, "end_distance_m": 2751.0, "midpoint_distance_m": 2748.5, "start_elevation_m": 393.90869271021324, "end_elevation_m": 394.95313795473123, "start_xy": [ 612866.0502596966, 6219681.636725851 ], "end_xy": [ 612866.7981795764, 6219676.692980726 ] }, "max_10m": { "gradient_pct": 20.588847721409138, "start_distance_m": 2747.0, "end_distance_m": 2757.0, "midpoint_distance_m": 2752.0, "start_elevation_m": 394.10490224184895, "end_elevation_m": 396.16378701398986, "start_xy": [ 612866.1998436726, 6219680.647976826 ], "end_xy": [ 612867.6956834324, 6219670.760486578 ] }, "max_20m": { "gradient_pct": 20.246449654014214, "start_distance_m": 2743.0, "end_distance_m": 2763.0, "midpoint_distance_m": 2753.0, "start_elevation_m": 393.2964436220526, "end_elevation_m": 397.34573355285545, "start_xy": [ 612865.6015077686, 6219684.602972926 ], "end_xy": [ 612868.5301796723, 6219664.823735388 ] }, "max_25m": { "gradient_pct": 20.06993666750668, "start_distance_m": 2738.0, "end_distance_m": 2763.0, "midpoint_distance_m": 2750.5, "start_elevation_m": 392.3282493859788, "end_elevation_m": 397.34573355285545, "start_xy": [ 612864.8535878886, 6219689.54671805 ], "end_xy": [ 612868.5301796723, 6219664.823735388 ] }, "max_50m": { "gradient_pct": 19.349756681060626, "start_distance_m": 2722.0, "end_distance_m": 2772.0, "midpoint_distance_m": 2747.0, "start_elevation_m": 389.43190157874466, "end_elevation_m": 399.10677991927497, "start_xy": [ 612862.8140781944, 6219705.397063236 ], "end_xy": [ 612868.3931623372, 6219655.824778434 ] }, "max_100m": { "gradient_pct": 17.382331163839126, "start_distance_m": 2676.0, "end_distance_m": 2776.0, "midpoint_distance_m": 2726.0, "start_elevation_m": 382.3591681790841, "end_elevation_m": 399.74149934292325, "start_xy": [ 612875.0826753642, 6219748.415248629 ], "end_xy": [ 612868.3322657439, 6219651.825242011 ] } }, "window_minima": { "min_5m": { "gradient_pct": -15.080790914241788, "start_distance_m": 1752.0, "end_distance_m": 1757.0, "midpoint_distance_m": 1754.5, "start_elevation_m": 352.67849991197113, "end_elevation_m": 351.92446036625904, "start_xy": [ 612701.3463340547, 6220259.649295829 ], "end_xy": [ 612705.3831242057, 6220256.698986476 ] }, "min_10m": { "gradient_pct": -12.885878706550216, "start_distance_m": 1820.0, "end_distance_m": 1830.0, "midpoint_distance_m": 1825.0, "start_elevation_m": 347.59103086575317, "end_elevation_m": 346.30244299509815, "start_xy": [ 612692.7170800935, 6220206.5588094 ], "end_xy": [ 612688.8509963469, 6220197.492287691 ] }, "min_20m": { "gradient_pct": -10.249890386279503, "start_distance_m": 1810.0, "end_distance_m": 1830.0, "midpoint_distance_m": 1820.0, "start_elevation_m": 348.35242107235405, "end_elevation_m": 346.30244299509815, "start_xy": [ 612700.6664236333, 6220212.123172385 ], "end_xy": [ 612688.8509963469, 6220197.492287691 ] }, "min_25m": { "gradient_pct": -9.739113877300497, "start_distance_m": 1807.0, "end_distance_m": 1832.0, "midpoint_distance_m": 1819.5, "start_elevation_m": 348.59441957485967, "end_elevation_m": 346.15964110553455, "start_xy": [ 612703.0773427917, 6220213.823911429 ], "end_xy": [ 612688.4344164035, 6220195.536153454 ] }, "min_50m": { "gradient_pct": -9.137117690173568, "start_distance_m": 1791.0, "end_distance_m": 1841.0, "midpoint_distance_m": 1816.0, "start_elevation_m": 350.0650702737849, "end_elevation_m": 345.4965114286981, "start_xy": [ 612713.398644856, 6220225.88719639 ], "end_xy": [ 612692.4059177716, 6220188.369261349 ] }, "min_100m": { "gradient_pct": -8.364455465427852, "start_distance_m": 1771.0, "end_distance_m": 1871.0, "midpoint_distance_m": 1821.0, "start_elevation_m": 351.49924660681825, "end_elevation_m": 343.1347911413904, "start_xy": [ 612712.8076536161, 6220245.172345132 ], "end_xy": [ 612703.0646776116, 6220162.022930247 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 21.257376446985177, "start_distance_m": 2747.0, "end_distance_m": 2749.0, "midpoint_distance_m": 2748.0, "start_elevation_m": 394.10490224184895, "end_elevation_m": 394.53004977078865, "start_xy": [ 612866.1998436726, 6219680.647976826 ], "end_xy": [ 612866.4990116245, 6219678.670478776 ] }, "max_3m": { "gradient_pct": 21.25456412573688, "start_distance_m": 2748.0, "end_distance_m": 2751.0, "midpoint_distance_m": 2749.5, "start_elevation_m": 394.3155010309591, "end_elevation_m": 394.95313795473123, "start_xy": [ 612866.3494276485, 6219679.6592278015 ], "end_xy": [ 612866.7981795764, 6219676.692980726 ] } }, "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": 0.298, "obstruction_max_height_m": 26.88, "flagged_windows_m": [] }, "review": [], "extent": [] }, "provenance": { "analysis_version": "0.1.0", "run_manifest": { "manifest_version": "1", "code_git_sha": "06fa4c370391597f015858e97dcf01ca2f5b3640", "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-pyr3", "road_pbf": "block-batch-fr-pyr3.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": "sha256:79dd257545ed11dc" }, "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_E611-N6220_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E611-N6221_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E612-N6219_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E612-N6220_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E612-N6221_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E613-N6219_0m5@21LHD3JR1-2025-04-11.tif", "data/cache/fr/ign-lidarhd_dtm_E613-N6220_0m5@21LHD3JR1-2025-04-11.tif" ], "calculated_at": "2026-09-20T07:17:28+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-pyr3.osm.pbf", "osm_snapshot": "", "run_id": "fr-pyr3", "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": [ "E611-N6220", "E611-N6221", "E612-N6219", "E612-N6220", "E612-N6221", "E613-N6219", "E613-N6220" ], "elevation_blocks": [ "21LHD3JR1@2025-04-11" ], "ign_dalles": [ "LHD_FXX_0611_6221_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0611_6222_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0612_6220_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0612_6221_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0612_6222_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0613_6220_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0613_6221_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "21LHD3JR1" ], "ign_editions": [ "2025-04-11" ], "ign_dsm_edition": { "LHD_FXX_0611_6221_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0611_6222_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0612_6220_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0612_6221_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0612_6222_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0613_6220_MNT_O_0M50_LAMB93_IGN69": "2025-04-11", "LHD_FXX_0613_6221_MNT_O_0M50_LAMB93_IGN69": "2025-04-11" }, "climb_origin": "discovered", "structure_own_ways": 4, "carriageway": { "stations": 121, "stations_resolved": 121, "width_median_m": 5.25, "width_p10_m": 3.5, "width_min_m": 1.75, "width_max_m": 12.0, "bounded_share": 0.256, "unbounded_share": 0.744, "confidence_median": 0.0, "width_median_bounded_m": 5.0, "window_m": [ 2738.0, 2763.0 ], "width_at_max25_m": 7.75, "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": 121, "stations_resolved": 121, "width_median_m": 5.75, "width_p10_m": 1.0, "width_min_m": 0.0, "width_max_m": 12.0, "bounded_share": 0.744, "unbounded_share": 0.256, "confidence_median": 1.0, "width_median_bounded_m": 3.62, "window_m": [ 2738.0, 2763.0 ], "width_at_max25_m": 10.75, "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": "Roumengoux", "county": "Ari\u00e8ge", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }