{ "ocl_version": "0.1.0", "name": "Route de Chamoz", "slug": "route-de-chamoz", "confidence": "A", "reported_claims": [], "ladder": [ { "window_m": 2.0, "max_gradient_pct": 27.071952554302925, "diagnostic": true, "flags": [], "start_distance_m": 2666.0, "end_distance_m": 2668.0, "start_elevation_m": 558.1842203024015, "end_elevation_m": 558.7256593534876, "min_gradient_pct": -10.885514913954353 }, { "window_m": 3.0, "max_gradient_pct": 26.706718234853117, "diagnostic": true, "flags": [], "start_distance_m": 2665.0, "end_distance_m": 2668.0, "start_elevation_m": 557.924457806442, "end_elevation_m": 558.7256593534876, "min_gradient_pct": -10.681330917812678 }, { "window_m": 5.0, "max_gradient_pct": 25.819137510145538, "diagnostic": false, "flags": [], "start_distance_m": 2664.0, "end_distance_m": 2669.0, "start_elevation_m": 557.6930373299374, "end_elevation_m": 558.9839942054447, "min_gradient_pct": -9.613941681604956 }, { "window_m": 10.0, "max_gradient_pct": 25.162776353757863, "diagnostic": false, "flags": [], "start_distance_m": 2658.0, "end_distance_m": 2668.0, "start_elevation_m": 556.2093817181118, "end_elevation_m": 558.7256593534876, "min_gradient_pct": -6.37776725565061 }, { "window_m": 20.0, "max_gradient_pct": 24.059502518268232, "diagnostic": false, "flags": [], "start_distance_m": 2649.0, "end_distance_m": 2669.0, "start_elevation_m": 554.172093701791, "end_elevation_m": 558.9839942054447, "min_gradient_pct": -2.854146149517476 }, { "window_m": 25.0, "max_gradient_pct": 23.856502645014643, "diagnostic": false, "flags": [], "start_distance_m": 2644.0, "end_distance_m": 2669.0, "start_elevation_m": 553.019868544191, "end_elevation_m": 558.9839942054447, "min_gradient_pct": -2.157839569297039 }, { "window_m": 50.0, "max_gradient_pct": 16.786347175537685, "diagnostic": false, "flags": [], "start_distance_m": 2623.0, "end_distance_m": 2673.0, "start_elevation_m": 551.2670492623913, "end_elevation_m": 559.6602228501602, "min_gradient_pct": -0.13570629966295655 }, { "window_m": 100.0, "max_gradient_pct": 15.456779928305195, "diagnostic": false, "flags": [], "start_distance_m": 613.0, "end_distance_m": 713.0, "start_elevation_m": 369.6192898629157, "end_elevation_m": 385.0760697912209, "min_gradient_pct": 0.4104074585624744 } ], "shape": { "ascent_concentration": 0.356, "concentration_window_frac": 0.25, "longest_pitch_10pct_m": 658.0, "shape_class": "sustained" }, "length_m": 2673.6745011981975, "start_elevation_m": 306.0643606042542, "end_elevation_m": 559.7646017021173, "endpoint_gain_m": 253.70024109786306, "overall_gradient_pct": 9.488823003105585, "accumulated_ascent_m": 255.89688568001617, "window_maxima": { "max_5m": { "gradient_pct": 25.819137510145538, "start_distance_m": 2664.0, "end_distance_m": 2669.0, "midpoint_distance_m": 2666.5, "start_elevation_m": 557.6930373299374, "end_elevation_m": 558.9839942054447, "start_xy": [ 917838.4468347491, 6656475.668936156 ], "end_xy": [ 917842.6740114704, 6656472.998547238 ] }, "max_10m": { "gradient_pct": 25.162776353757863, "start_distance_m": 2658.0, "end_distance_m": 2668.0, "midpoint_distance_m": 2663.0, "start_elevation_m": 556.2093817181118, "end_elevation_m": 558.7256593534876, "start_xy": [ 917833.3742226836, 6656478.873402855 ], "end_xy": [ 917841.8285761261, 6656473.532625022 ] }, "max_20m": { "gradient_pct": 24.059502518268232, "start_distance_m": 2649.0, "end_distance_m": 2669.0, "midpoint_distance_m": 2659.0, "start_elevation_m": 554.172093701791, "end_elevation_m": 558.9839942054447, "start_xy": [ 917825.7653045853, 6656483.680102906 ], "end_xy": [ 917842.6740114704, 6656472.998547238 ] }, "max_25m": { "gradient_pct": 23.856502645014643, "start_distance_m": 2644.0, "end_distance_m": 2669.0, "midpoint_distance_m": 2656.5, "start_elevation_m": 553.019868544191, "end_elevation_m": 558.9839942054447, "start_xy": [ 917821.5381278641, 6656486.350491823 ], "end_xy": [ 917842.6740114704, 6656472.998547238 ] }, "max_50m": { "gradient_pct": 16.786347175537685, "start_distance_m": 2623.0, "end_distance_m": 2673.0, "midpoint_distance_m": 2648.0, "start_elevation_m": 551.2670492623913, "end_elevation_m": 559.6602228501602, "start_xy": [ 917803.6261499103, 6656496.840793193 ], "end_xy": [ 917846.0557528473, 6656470.862236105 ] }, "max_100m": { "gradient_pct": 15.456779928305195, "start_distance_m": 613.0, "end_distance_m": 713.0, "midpoint_distance_m": 663.0, "start_elevation_m": 369.6192898629157, "end_elevation_m": 385.0760697912209, "start_xy": [ 917323.3894617694, 6655007.059064683 ], "end_xy": [ 917289.3881947276, 6655100.913537566 ] } }, "window_minima": { "min_5m": { "gradient_pct": -9.613941681604956, "start_distance_m": 1591.0, "end_distance_m": 1596.0, "midpoint_distance_m": 1593.5, "start_elevation_m": 474.75990755978887, "end_elevation_m": 474.2792104757086, "start_xy": [ 917499.3429756348, 6655585.336221025 ], "end_xy": [ 917497.6213329596, 6655590.030467131 ] }, "min_10m": { "gradient_pct": -6.37776725565061, "start_distance_m": 1589.0, "end_distance_m": 1599.0, "midpoint_distance_m": 1594.0, "start_elevation_m": 474.8485943707164, "end_elevation_m": 474.21081764515134, "start_xy": [ 917500.0316327049, 6655583.458522583 ], "end_xy": [ 917496.5883473546, 6655592.847014794 ] }, "min_20m": { "gradient_pct": -2.854146149517476, "start_distance_m": 1589.0, "end_distance_m": 1609.0, "midpoint_distance_m": 1599.0, "start_elevation_m": 474.8485943707164, "end_elevation_m": 474.2777651408129, "start_xy": [ 917500.0316327049, 6655583.458522583 ], "end_xy": [ 917493.1450620041, 6655602.235507005 ] }, "min_25m": { "gradient_pct": -2.157839569297039, "start_distance_m": 1589.0, "end_distance_m": 1614.0, "midpoint_distance_m": 1601.5, "start_elevation_m": 474.8485943707164, "end_elevation_m": 474.30913447839214, "start_xy": [ 917500.0316327049, 6655583.458522583 ], "end_xy": [ 917491.4234193289, 6655606.929753111 ] }, "min_50m": { "gradient_pct": -0.13570629966295655, "start_distance_m": 1581.0, "end_distance_m": 1631.0, "midpoint_distance_m": 1606.0, "start_elevation_m": 474.5801325823633, "end_elevation_m": 474.51227943253184, "start_xy": [ 917502.7862609853, 6655575.947728815 ], "end_xy": [ 917485.2624326911, 6655622.772424298 ] }, "min_100m": { "gradient_pct": 0.4104074585624744, "start_distance_m": 1522.0, "end_distance_m": 1622.0, "midpoint_distance_m": 1572.0, "start_elevation_m": 473.88228915775414, "end_elevation_m": 474.2926966163166, "start_xy": [ 917512.167827721, 6655520.253639786 ], "end_xy": [ 917488.6022451773, 6655614.415053148 ] } }, "diagnostic_window_maxima": { "max_2m": { "gradient_pct": 27.071952554302925, "start_distance_m": 2666.0, "end_distance_m": 2668.0, "midpoint_distance_m": 2667.0, "start_elevation_m": 558.1842203024015, "end_elevation_m": 558.7256593534876, "start_xy": [ 917840.1377054376, 6656474.600780589 ], "end_xy": [ 917841.8285761261, 6656473.532625022 ] }, "max_3m": { "gradient_pct": 26.706718234853117, "start_distance_m": 2665.0, "end_distance_m": 2668.0, "midpoint_distance_m": 2666.5, "start_elevation_m": 557.924457806442, "end_elevation_m": 558.7256593534876, "start_xy": [ 917839.2922700933, 6656475.134858372 ], "end_xy": [ 917841.8285761261, 6656473.532625022 ] } }, "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": 0.096, "obstruction_max_height_m": 20.44, "flagged_windows_m": [] }, "review": [], "extent": [ "may_continue_beyond_end" ] }, "provenance": { "analysis_version": "0.1.0", "run_manifest": { "manifest_version": "1", "code_git_sha": "c4fd6b4a89a9718922c7ed8acdf14e43dcf75a33", "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-ju2", "road_pbf": "block-batch-fr-ju2.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": "sha256:78945c7930496bfe" }, "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_E917-N6654_0m5@22LHD2PI-2025-07-17.tif", "data/cache/fr/ign-lidarhd_dtm_E917-N6655_0m5@22LHD2PI-2025-07-17.tif", "data/cache/fr/ign-lidarhd_dtm_E917-N6656_0m5@22LHD2PI-2025-07-17.tif" ], "calculated_at": "2026-09-24T11:54:35+00:00", "road_source": "OpenStreetMap (local PBF extract)", "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL", "osm_pbf_path": "data/cache/pbf/block-batch-fr-ju2.osm.pbf", "osm_snapshot": "", "run_id": "fr-ju2", "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": [ "E917-N6654", "E917-N6655", "E917-N6656" ], "elevation_blocks": [ "22LHD2PI@2025-07-17" ], "ign_dalles": [ "LHD_FXX_0917_6655_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0917_6656_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0917_6657_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "22LHD2PI" ], "ign_editions": [ "2025-07-17" ], "ign_dsm_edition": { "LHD_FXX_0917_6655_MNT_O_0M50_LAMB93_IGN69": "2025-07-17", "LHD_FXX_0917_6656_MNT_O_0M50_LAMB93_IGN69": "2025-07-17", "LHD_FXX_0917_6657_MNT_O_0M50_LAMB93_IGN69": "2025-07-17" }, "climb_origin": "discovered", "structure_own_ways": 7, "carriageway": { "stations": 113, "stations_resolved": 113, "width_median_m": 4.75, "width_p10_m": 3.3, "width_min_m": 1.0, "width_max_m": 12.0, "bounded_share": 0.416, "unbounded_share": 0.584, "confidence_median": 0.0, "width_median_bounded_m": 4.75, "window_m": [ 2644.0, 2669.0 ], "width_at_max25_m": 5.75, "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": 113, "stations_resolved": 113, "width_median_m": 6.25, "width_p10_m": 2.05, "width_min_m": 0.5, "width_max_m": 12.0, "bounded_share": 0.85, "unbounded_share": 0.15, "confidence_median": 1.0, "width_median_bounded_m": 5.75, "window_m": [ 2644.0, 2669.0 ], "width_at_max25_m": 12.0, "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": "Salins-les-Bains", "county": "Jura", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }