{ "ocl_version": "0.1.0", "name": "Route de la Moune", "slug": "route-de-la-moune", "confidence": "B", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 24.76242271906699, "diagnostic": true, "flags": [ "canopy_or_structure" ], "start_distance_m": 406.0, "end_distance_m": 408.0, "start_elevation_m": 423.7413757884416, "end_elevation_m": 424.2366242428229, "min_gradient_pct": 0.8633892779982943 }, { "window_m": 3.0, "max_gradient_pct": 21.103364265854907, "diagnostic": true, "flags": [ "canopy_or_structure" ], "start_distance_m": 336.0, "end_distance_m": 339.0, "start_elevation_m": 411.9001827430553, "end_elevation_m": 412.533283671031, "min_gradient_pct": 0.9672141509838639 }, { "window_m": 5.0, "max_gradient_pct": 20.764204950075964, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 352.0, "end_distance_m": 357.0, "start_elevation_m": 415.06807186866735, "end_elevation_m": 416.10628211617114, "min_gradient_pct": 1.299347820275898 }, { "window_m": 10.0, "max_gradient_pct": 20.54807041657739, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 349.0, "end_distance_m": 359.0, "start_elevation_m": 414.45358956279324, "end_elevation_m": 416.508396604451, "min_gradient_pct": 2.0327798587550205 }, { "window_m": 20.0, "max_gradient_pct": 20.10852750542597, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 337.0, "end_distance_m": 357.0, "start_elevation_m": 412.08457661508595, "end_elevation_m": 416.10628211617114, "min_gradient_pct": 5.001803975269183 }, { "window_m": 25.0, "max_gradient_pct": 20.037302423640313, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 335.0, "end_distance_m": 360.0, "start_elevation_m": 411.7021720525905, "end_elevation_m": 416.7114976585006, "min_gradient_pct": 5.6239849271642015 }, { "window_m": 50.0, "max_gradient_pct": 19.167665458558645, "diagnostic": false, "flags": [], "start_distance_m": 56.0, "end_distance_m": 106.0, "start_elevation_m": 369.65747786557387, "end_elevation_m": 379.2413105948532, "min_gradient_pct": 7.239771622816761 }, { "window_m": 100.0, "max_gradient_pct": 18.156615414846385, "diagnostic": false, "flags": [ "canopy_or_structure" ], "start_distance_m": 263.0, "end_distance_m": 363.0, "start_elevation_m": 399.125305791955, "end_elevation_m": 417.28192120680137, "min_gradient_pct": 9.191895572943793 } ], "shape": { "ascent_concentration": 0.328, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 224.0, "shape_class": "sustained" }, "length_m": 769.2374141897945, "start_elevation_m": 363.91284720360966, "end_elevation_m": 465.28804573899146, "endpoint_gain_m": 101.3751985353818, "overall_gradient_pct": 13.178661966430226, "accumulated_ascent_m": 101.3751985353818, "window_maxima": { "max_5m": { "gradient_pct": 20.764204950075964, "start_distance_m": 352.0, "end_distance_m": 357.0, "midpoint_distance_m": 354.5, "start_elevation_m": 415.06807186866735, "end_elevation_m": 416.10628211617114, "start_xy": [ 606129.9240199144, 6480694.8624546435 ], "end_xy": [ 606133.5263890022, 6480698.329865342 ] }, "max_10m": { "gradient_pct": 20.54807041657739, "start_distance_m": 349.0, "end_distance_m": 359.0, "midpoint_distance_m": 354.0, "start_elevation_m": 414.45358956279324, "end_elevation_m": 416.508396604451, "start_xy": [ 606127.7625984616, 6480692.782008224 ], "end_xy": [ 606134.9673366373, 6480699.716829622 ] }, "max_20m": { "gradient_pct": 20.10852750542597, "start_distance_m": 337.0, "end_distance_m": 357.0, "midpoint_distance_m": 347.0, "start_elevation_m": 412.08457661508595, "end_elevation_m": 416.10628211617114, "start_xy": [ 606119.1169126508, 6480684.460222547 ], "end_xy": [ 606133.5263890022, 6480698.329865342 ] }, "max_25m": { "gradient_pct": 20.037302423640313, "start_distance_m": 335.0, "end_distance_m": 360.0, "midpoint_distance_m": 347.5, "start_elevation_m": 411.7021720525905, "end_elevation_m": 416.7114976585006, "start_xy": [ 606117.6759650157, 6480683.073258267 ], "end_xy": [ 606135.6878104549, 6480700.410311761 ] }, "max_50m": { "gradient_pct": 19.167665458558645, "start_distance_m": 56.0, "end_distance_m": 106.0, "midpoint_distance_m": 81.0, "start_elevation_m": 369.65747786557387, "end_elevation_m": 379.2413105948532, "start_xy": [ 606081.8813831377, 6480432.30795915 ], "end_xy": [ 606087.5659015876, 6480478.253557835 ] }, "max_100m": { "gradient_pct": 18.156615414846385, "start_distance_m": 263.0, "end_distance_m": 363.0, "midpoint_distance_m": 313.0, "start_elevation_m": 399.125305791955, "end_elevation_m": 417.28192120680137, "start_xy": [ 606071.3637629821, 6480628.491900753 ], "end_xy": [ 606137.8492319076, 6480702.490758182 ] } }, "window_minima": { "min_5m": { "gradient_pct": 1.299347820275898, "start_distance_m": 0.0, "end_distance_m": 5.0, "midpoint_distance_m": 2.5, "start_elevation_m": 363.91284720360966, "end_elevation_m": 363.97781459462345, "start_xy": [ 606029.238, 6480416.081 ], "end_xy": [ 606034.2075538209, 6480416.631939943 ] }, "min_10m": { "gradient_pct": 2.0327798587550205, "start_distance_m": 0.0, "end_distance_m": 10.0, "midpoint_distance_m": 5.0, "start_elevation_m": 363.91284720360966, "end_elevation_m": 364.11612518948516, "start_xy": [ 606029.238, 6480416.081 ], "end_xy": [ 606039.1771076419, 6480417.182879886 ] }, "min_20m": { "gradient_pct": 5.001803975269183, "start_distance_m": 0.0, "end_distance_m": 20.0, "midpoint_distance_m": 10.0, "start_elevation_m": 363.91284720360966, "end_elevation_m": 364.9132079986635, "start_xy": [ 606029.238, 6480416.081 ], "end_xy": [ 606049.1162152839, 6480418.284759772 ] }, "min_25m": { "gradient_pct": 5.6239849271642015, "start_distance_m": 699.0, "end_distance_m": 724.0, "midpoint_distance_m": 711.5, "start_elevation_m": 458.66419188987345, "end_elevation_m": 460.0701881216645, "start_xy": [ 606320.7792835761, 6480944.03271239 ], "end_xy": [ 606339.9468945877, 6480954.420989109 ] }, "min_50m": { "gradient_pct": 7.239771622816761, "start_distance_m": 677.0, "end_distance_m": 727.0, "midpoint_distance_m": 702.0, "start_elevation_m": 456.76232898094605, "end_elevation_m": 460.38221479235443, "start_xy": [ 606305.9067277532, 6480935.788612996 ], "end_xy": [ 606339.9191507552, 6480957.388583448 ] }, "min_100m": { "gradient_pct": 9.191895572943793, "start_distance_m": 451.0, "end_distance_m": 551.0, "midpoint_distance_m": 501.0, "start_elevation_m": 431.1180332712251, "end_elevation_m": 440.3099288441689, "start_xy": [ 606189.731520324, 6480773.010269043 ], "end_xy": [ 606263.2882069662, 6480839.779505992 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 24.76242271906699, "start_distance_m": 406.0, "end_distance_m": 408.0, "midpoint_distance_m": 407.0, "start_elevation_m": 423.7413757884416, "end_elevation_m": 424.2366242428229, "start_xy": [ 606162.3662673583, 6480737.557831498 ], "end_xy": [ 606163.3803784909, 6480739.281658232 ] }, "max_3m": { "gradient_pct": 21.103364265854907, "start_distance_m": 336.0, "end_distance_m": 339.0, "midpoint_distance_m": 337.5, "start_elevation_m": 411.9001827430553, "end_elevation_m": 412.533283671031, "start_xy": [ 606118.3964388332, 6480683.766740407 ], "end_xy": [ 606120.557860286, 6480685.847186826 ] } }, "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": 0.333, "obstruction_max_height_m": 18.24, "flagged_windows_m": [ 2, 3, 5, 10, 20, 25, 100 ] }, "review": [], "extent": [ "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-mc2", "road_pbf": "block-batch-fr-mc2.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_E606-N6480_0m5@22LHD3JM-2025-05-14.tif", "data/cache/fr/ign-lidarhd_dtm_E606-N6481_0m5@22LHD3JM-2025-05-14.tif" ], "calculated_at": "2026-09-22T16:27:08+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-mc2.osm.pbf", "osm_snapshot": "", "run_id": "fr-mc2", "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": [ "E606-N6480", "E606-N6481" ], "elevation_blocks": [ "22LHD3JM@2025-05-14" ], "ign_dalles": [ "LHD_FXX_0606_6481_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0606_6482_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "22LHD3JM" ], "ign_editions": [ "2025-05-14" ], "ign_dsm_edition": { "LHD_FXX_0606_6481_MNT_O_0M50_LAMB93_IGN69": "2025-05-14", "LHD_FXX_0606_6482_MNT_O_0M50_LAMB93_IGN69": "2025-05-14" }, "climb_origin": "discovered", "structure_own_ways": 3, "carriageway": { "stations": 36, "stations_resolved": 36, "width_median_m": 5.0, "width_p10_m": 3.75, "width_min_m": 1.25, "width_max_m": 12.0, "bounded_share": 0.528, "unbounded_share": 0.472, "confidence_median": 0.542, "width_median_bounded_m": 5.0, "window_m": [ 335.0, 360.0 ], "width_at_max25_m": 5.0, "window_stations": 6, "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": 36, "stations_resolved": 36, "width_median_m": 4.25, "width_p10_m": 1.12, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.861, "unbounded_share": 0.139, "confidence_median": 1.0, "width_median_bounded_m": 3.5, "window_m": [ 335.0, 360.0 ], "width_at_max25_m": 1.0, "window_stations": 6, "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": "Beaumont", "county": "Corr\u00e8ze", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }