{ "ocl_version": "0.1.0", "name": "Rue de Rebi\u00e8res", "slug": "rue-de-rebieres", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 37.59876641029081, "diagnostic": true, "flags": [ "canopy_or_structure" ], "start_distance_m": 678.0, "end_distance_m": 680.0, "start_elevation_m": 214.20146851646845, "end_elevation_m": 214.95344384467427, "min_gradient_pct": -10.904300976423542 }, { "window_m": 3.0, "max_gradient_pct": 30.306413834091472, "diagnostic": true, "flags": [ "canopy_or_structure" ], "start_distance_m": 677.0, "end_distance_m": 680.0, "start_elevation_m": 214.04425142965152, "end_elevation_m": 214.95344384467427, "min_gradient_pct": -10.037954661315021 }, { "window_m": 5.0, "max_gradient_pct": 28.40678332853429, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 675.0, "end_distance_m": 680.0, "start_elevation_m": 213.53310467824755, "end_elevation_m": 214.95344384467427, "min_gradient_pct": -7.06109371315506 }, { "window_m": 10.0, "max_gradient_pct": 26.344129774137457, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 670.0, "end_distance_m": 680.0, "start_elevation_m": 212.31903086726052, "end_elevation_m": 214.95344384467427, "min_gradient_pct": -4.574642804274163 }, { "window_m": 20.0, "max_gradient_pct": 23.98918314515953, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 663.0, "end_distance_m": 683.0, "start_elevation_m": 210.75881712729512, "end_elevation_m": 215.55665375632702, "min_gradient_pct": -2.4318646266351607 }, { "window_m": 25.0, "max_gradient_pct": 21.613971086093784, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 658.0, "end_distance_m": 683.0, "start_elevation_m": 210.15316098480358, "end_elevation_m": 215.55665375632702, "min_gradient_pct": -1.8239630028028841 }, { "window_m": 50.0, "max_gradient_pct": 20.779256748692546, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 71.0, "end_distance_m": 121.0, "start_elevation_m": 165.48665272110043, "end_elevation_m": 175.8762810954467, "min_gradient_pct": -0.801748915637404 }, { "window_m": 100.0, "max_gradient_pct": 18.942639574721, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 47.0, "end_distance_m": 147.0, "start_elevation_m": 162.01029431554286, "end_elevation_m": 180.95293389026386, "min_gradient_pct": -0.18542040386131475 } ], "shape": { "ascent_concentration": 0.377, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 132.0, "shape_class": "sustained" }, "length_m": 1646.992496386379, "start_elevation_m": 156.03847747798972, "end_elevation_m": 293.6707996704198, "endpoint_gain_m": 137.63232219243008, "overall_gradient_pct": 8.356584653203058, "accumulated_ascent_m": 139.6597066366968, "window_maxima": { "max_5m": { "gradient_pct": 28.40678332853429, "start_distance_m": 675.0, "end_distance_m": 680.0, "midpoint_distance_m": 677.5, "start_elevation_m": 213.53310467824755, "end_elevation_m": 214.95344384467427, "start_xy": [ 582173.7177605937, 6446169.037087501 ], "end_xy": [ 582173.5648379094, 6446164.039426583 ] }, "max_10m": { "gradient_pct": 26.344129774137457, "start_distance_m": 670.0, "end_distance_m": 680.0, "midpoint_distance_m": 675.0, "start_elevation_m": 212.31903086726052, "end_elevation_m": 214.95344384467427, "start_xy": [ 582173.8706832781, 6446174.034748419 ], "end_xy": [ 582173.5648379094, 6446164.039426583 ] }, "max_20m": { "gradient_pct": 23.98918314515953, "start_distance_m": 663.0, "end_distance_m": 683.0, "midpoint_distance_m": 673.0, "start_elevation_m": 210.75881712729512, "end_elevation_m": 215.55665375632702, "start_xy": [ 582174.0854287373, 6446181.031453659 ], "end_xy": [ 582173.4730842988, 6446161.040830032 ] }, "max_25m": { "gradient_pct": 21.613971086093784, "start_distance_m": 658.0, "end_distance_m": 683.0, "midpoint_distance_m": 670.5, "start_elevation_m": 210.15316098480358, "end_elevation_m": 215.55665375632702, "start_xy": [ 582174.2390144343, 6446186.029094245 ], "end_xy": [ 582173.4730842988, 6446161.040830032 ] }, "max_50m": { "gradient_pct": 20.779256748692546, "start_distance_m": 71.0, "end_distance_m": 121.0, "midpoint_distance_m": 96.0, "start_elevation_m": 165.48665272110043, "end_elevation_m": 175.8762810954467, "start_xy": [ 581961.3158484767, 6446680.013530132 ], "end_xy": [ 581971.0144950314, 6446632.588049865 ] }, "max_100m": { "gradient_pct": 18.942639574721, "start_distance_m": 47.0, "end_distance_m": 147.0, "midpoint_distance_m": 97.0, "start_elevation_m": 162.01029431554286, "end_elevation_m": 180.95293389026386, "start_xy": [ 581954.4837773192, 6446702.7897931365 ], "end_xy": [ 581963.270414465, 6446607.846027171 ] } }, "window_minima": { "min_5m": { "gradient_pct": -7.06109371315506, "start_distance_m": 1398.0, "end_distance_m": 1403.0, "midpoint_distance_m": 1400.5, "start_elevation_m": 275.4920404844214, "end_elevation_m": 275.13898579876366, "start_xy": [ 581803.3324909637, 6445699.178803539 ], "end_xy": [ 581799.2461802514, 6445696.297473159 ] }, "min_10m": { "gradient_pct": -4.574642804274163, "start_distance_m": 1393.0, "end_distance_m": 1403.0, "midpoint_distance_m": 1398.0, "start_elevation_m": 275.5964500791911, "end_elevation_m": 275.13898579876366, "start_xy": [ 581807.4604139334, 6445701.995899877 ], "end_xy": [ 581799.2461802514, 6445696.297473159 ] }, "min_20m": { "gradient_pct": -2.4318646266351607, "start_distance_m": 1386.0, "end_distance_m": 1406.0, "midpoint_distance_m": 1396.0, "start_elevation_m": 275.6131446356387, "end_elevation_m": 275.1267717103117, "start_xy": [ 581813.4803898657, 6445705.567998668 ], "end_xy": [ 581796.794393824, 6445694.56867493 ] }, "min_25m": { "gradient_pct": -1.8239630028028841, "start_distance_m": 1381.0, "end_distance_m": 1406.0, "midpoint_distance_m": 1393.5, "start_elevation_m": 275.5827624610124, "end_elevation_m": 275.1267717103117, "start_xy": [ 581817.7803726745, 6445708.119497805 ], "end_xy": [ 581796.794393824, 6445694.56867493 ] }, "min_50m": { "gradient_pct": -0.801748915637404, "start_distance_m": 1161.0, "end_distance_m": 1211.0, "midpoint_distance_m": 1186.0, "start_elevation_m": 264.38826557731664, "end_elevation_m": 263.98739111949794, "start_xy": [ 582029.1294116919, 6445752.454238282 ], "end_xy": [ 581983.2161161102, 6445732.736754175 ] }, "min_100m": { "gradient_pct": -0.18542040386131475, "start_distance_m": 1137.0, "end_distance_m": 1237.0, "midpoint_distance_m": 1187.0, "start_elevation_m": 264.413826214723, "end_elevation_m": 264.22840581086166, "start_xy": [ 582050.0256480899, 6445764.222467168 ], "end_xy": [ 581958.2986964742, 6445725.441867754 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 37.59876641029081, "start_distance_m": 678.0, "end_distance_m": 680.0, "midpoint_distance_m": 679.0, "start_elevation_m": 214.20146851646845, "end_elevation_m": 214.95344384467427, "start_xy": [ 582173.6260069831, 6446166.03849095 ], "end_xy": [ 582173.5648379094, 6446164.039426583 ] }, "max_3m": { "gradient_pct": 30.306413834091472, "start_distance_m": 677.0, "end_distance_m": 680.0, "midpoint_distance_m": 678.5, "start_elevation_m": 214.04425142965152, "end_elevation_m": 214.95344384467427, "start_xy": [ 582173.65659152, 6446167.038023134 ], "end_xy": [ 582173.5648379094, 6446164.039426583 ] } }, "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": 0.013, "windows_resited": [], "windows_unresolved": [], "minima_resited": [], "minima_unresolved": [] }, "overhead_obstruction": { "obstruction_threshold_m": 2.0, "obstructed_fraction": 0.208, "obstruction_max_height_m": 19.44, "flagged_windows_m": [ 2, 3, 5, 10, 20, 25, 50, 100 ] }, "excluded_ranges_m": [ [ 0.0, 20.0 ] ], "review": [], "extent": [ "may_start_earlier", "may_continue_beyond_end" ] }, "provenance": { "analysis_version": "0.1.0", "run_manifest": { "manifest_version": "1", "code_git_sha": "1cc9fdcd6556a02163cb21acb2293cad3067d2a1", "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-mc1", "road_pbf": "block-batch-fr-mc1.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_E581-N6445_0m5@21LHD2IM-2025-02-20.tif", "data/cache/fr/ign-lidarhd_dtm_E581-N6446_0m5@21LHD2IM-2025-02-20.tif", "data/cache/fr/ign-lidarhd_dtm_E582-N6445_0m5@21LHD2IM-2025-02-20.tif", "data/cache/fr/ign-lidarhd_dtm_E582-N6446_0m5@21LHD2IM-2025-02-20.tif" ], "calculated_at": "2026-09-22T16:58:13+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc1.osm.pbf", "osm_snapshot": "", "run_id": "fr-mc1", "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": [ "E581-N6445", "E581-N6446", "E582-N6445", "E582-N6446" ], "elevation_blocks": [ "21LHD2IM@2025-02-20" ], "ign_dalles": [ "LHD_FXX_0581_6446_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0581_6447_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0582_6446_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0582_6447_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "21LHD2IM" ], "ign_editions": [ "2025-02-20" ], "ign_dsm_edition": { "LHD_FXX_0581_6446_MNT_O_0M50_LAMB93_IGN69": "2025-02-20", "LHD_FXX_0581_6447_MNT_O_0M50_LAMB93_IGN69": "2025-02-20", "LHD_FXX_0582_6446_MNT_O_0M50_LAMB93_IGN69": "2025-02-20", "LHD_FXX_0582_6447_MNT_O_0M50_LAMB93_IGN69": "2025-02-20" }, "climb_origin": "discovered", "structure_own_ways": 4, "structure_mask_ranges_m": [ [ 0.0, 15.0 ], [ 0.0, 15.0 ] ], "carriageway": { "stations": 72, "stations_resolved": 72, "width_median_m": 5.75, "width_p10_m": 3.28, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.236, "unbounded_share": 0.764, "confidence_median": 0.0, "width_median_bounded_m": 5.0, "window_m": [ 658.0, 683.0 ], "width_at_max25_m": 1.5, "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": 72, "stations_resolved": 72, "width_median_m": 6.38, "width_p10_m": 1.28, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.764, "unbounded_share": 0.236, "confidence_median": 1.0, "width_median_bounded_m": 5.25, "window_m": [ 658.0, 683.0 ], "width_at_max25_m": 1.75, "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": "Noailles", "county": "Corr\u00e8ze", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }