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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": [ "E637-N6407", "E637-N6408", "E638-N6407", "E638-N6408" ], "elevation_blocks": [ "22LHD3KN@2025-01-29" ], "ign_dalles": [ "LHD_FXX_0637_6408_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0637_6409_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0638_6408_MNT_O_0M50_LAMB93_IGN69", "LHD_FXX_0638_6409_MNT_O_0M50_LAMB93_IGN69" ], "ign_missions": [ "22LHD3KN" ], "ign_editions": [ "2025-01-29" ], "ign_dsm_edition": { "LHD_FXX_0637_6408_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0637_6409_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0638_6408_MNT_O_0M50_LAMB93_IGN69": "2025-01-29", "LHD_FXX_0638_6409_MNT_O_0M50_LAMB93_IGN69": "2025-01-29" }, "route_base_cut_m": 327.0, "climb_origin": "discovered", "structure_own_ways": 1, "structure_own_ways_source": "map-matched to the road network: the entry carried no way list, so the ways the route runs along were found by geometry (ukclimb.batch.own_ways_by_geometry)", "prior_doc": { "slug": "discovered-lane-44-7716-2-2188", "calculated_at": "2026-09-22T16:44:35+00:00", "code_git_sha": "1cc9fdcd6556", "analysis_version": "0.1.0", "run_id": "fr-mc3", "path": "/root/uk-climbs/output/fr-mc-remeasure-260923/valley/fr/priors/discovered-lane-44-7716-2-2188/discovered-lane-44-7716-2-2188.json", "spans": 4, "sources": [ "excluded_ranges_m" ] }, "carriageway": { "stations": 32, "stations_resolved": 32, "width_median_m": 3.62, "width_p10_m": 2.5, "width_min_m": 2.25, "width_max_m": 9.0, "bounded_share": 0.406, "unbounded_share": 0.594, "confidence_median": 0.0, "width_median_bounded_m": 3.75, "window_m": [ 372.0, 397.0 ], "width_at_max25_m": 5.0, "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": 32, "stations_resolved": 32, "width_median_m": 2.38, "width_p10_m": 1.02, "width_min_m": 0.5, "width_max_m": 7.75, "bounded_share": 1.0, "unbounded_share": 0.0, "confidence_median": 1.0, "width_median_bounded_m": 2.38, "window_m": [ 372.0, 397.0 ], "width_at_max25_m": 1.5, "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 } }, "remeasured": { "on": "2026-09-24", "why": "valley-crossing extent re-measure 2026-09-24: low-to-summit (327.0 m -> 961.0 m)", "published_max25_pct": 22.81, "max25_pct": 22.87 }, "license": "ODbL-1.0", "license_url": "https://howsteep.org/licensing" }, "area": { "place": "Boisset", "county": "Cantal", "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)" } }