{
 "ocl_version": "0.1.0",
 "name": "Reynolds Mountain Road",
 "slug": "reynolds-mountain-road",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 31.6925681114526,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 404.0,
   "end_distance_m": 406.0,
   "start_elevation_m": 271.309795871423,
   "end_elevation_m": 271.94364723365203,
   "min_gradient_pct": -2.0360847127619763
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 30.521711498147397,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 404.0,
   "end_distance_m": 407.0,
   "start_elevation_m": 271.309795871423,
   "end_elevation_m": 272.2254472163674,
   "min_gradient_pct": 0.2772390578021107
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 29.18551453421628,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 402.0,
   "end_distance_m": 407.0,
   "start_elevation_m": 270.7661714896566,
   "end_elevation_m": 272.2254472163674,
   "min_gradient_pct": 2.242995009420383
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 27.90046135874718,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 397.0,
   "end_distance_m": 407.0,
   "start_elevation_m": 269.4354010804927,
   "end_elevation_m": 272.2254472163674,
   "min_gradient_pct": 2.952649825353433
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.59706413143573,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 391.0,
   "end_distance_m": 411.0,
   "start_elevation_m": 268.07894038300964,
   "end_elevation_m": 273.1983532092968,
   "min_gradient_pct": 4.667245454490114
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.640466873683636,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 385.0,
   "end_distance_m": 410.0,
   "start_elevation_m": 266.82506474152933,
   "end_elevation_m": 272.98518145995024,
   "min_gradient_pct": 5.784947445144326
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 22.228757135756155,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 365.0,
   "end_distance_m": 415.0,
   "start_elevation_m": 262.8914830361093,
   "end_elevation_m": 274.0058616039874,
   "min_gradient_pct": 9.152750252594842
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 19.393774461719147,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 316.0,
   "end_distance_m": 416.0,
   "start_elevation_m": 254.78653135041685,
   "end_elevation_m": 274.180305812136,
   "min_gradient_pct": 10.264617644325199
  }
 ],
 "shape": {
  "ascent_concentration": 0.325,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 417.0,
  "shape_class": "sustained"
 },
 "length_m": 512.9085766505493,
 "start_elevation_m": 210.3180140126266,
 "end_elevation_m": 283.64342935423167,
 "endpoint_gain_m": 73.32541534160507,
 "overall_gradient_pct": 14.296001018435405,
 "accumulated_ascent_m": 73.4051718824496,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 29.18551453421628,
   "start_distance_m": 402.0,
   "end_distance_m": 407.0,
   "midpoint_distance_m": 404.5,
   "start_elevation_m": 270.7661714896566,
   "end_elevation_m": 272.2254472163674,
   "start_xy": [
    591504.886237881,
    4793913.941545149
   ],
   "end_xy": [
    591508.9866318207,
    4793911.080292008
   ]
  },
  "max_10m": {
   "gradient_pct": 27.90046135874718,
   "start_distance_m": 397.0,
   "end_distance_m": 407.0,
   "midpoint_distance_m": 402.0,
   "start_elevation_m": 269.4354010804927,
   "end_elevation_m": 272.2254472163674,
   "start_xy": [
    591500.7858439414,
    4793916.802798291
   ],
   "end_xy": [
    591508.9866318207,
    4793911.080292008
   ]
  },
  "max_20m": {
   "gradient_pct": 25.59706413143573,
   "start_distance_m": 391.0,
   "end_distance_m": 411.0,
   "midpoint_distance_m": 401.0,
   "start_elevation_m": 268.07894038300964,
   "end_elevation_m": 273.1983532092968,
   "start_xy": [
    591495.8653712138,
    4793920.23630206
   ],
   "end_xy": [
    591512.2669469723,
    4793908.791289494
   ]
  },
  "max_25m": {
   "gradient_pct": 24.640466873683636,
   "start_distance_m": 385.0,
   "end_distance_m": 410.0,
   "midpoint_distance_m": 397.5,
   "start_elevation_m": 266.82506474152933,
   "end_elevation_m": 272.98518145995024,
   "start_xy": [
    591490.9733232448,
    4793923.70726757
   ],
   "end_xy": [
    591511.4468681845,
    4793909.363540123
   ]
  },
  "max_50m": {
   "gradient_pct": 22.228757135756155,
   "start_distance_m": 365.0,
   "end_distance_m": 415.0,
   "midpoint_distance_m": 390.0,
   "start_elevation_m": 262.8914830361093,
   "end_elevation_m": 274.0058616039874,
   "start_xy": [
    591475.5347910211,
    4793936.421500649
   ],
   "end_xy": [
    591515.5472621241,
    4793906.502286981
   ]
  },
  "max_100m": {
   "gradient_pct": 19.393774461719147,
   "start_distance_m": 316.0,
   "end_distance_m": 416.0,
   "midpoint_distance_m": 366.0,
   "start_elevation_m": 254.78653135041685,
   "end_elevation_m": 274.180305812136,
   "start_xy": [
    591438.4075691738,
    4793968.355386391
   ],
   "end_xy": [
    591516.367340912,
    4793905.930036353
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 2.242995009420383,
   "start_distance_m": 507.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 509.5,
   "start_elevation_m": 283.51105255500465,
   "end_elevation_m": 283.6232023054757,
   "start_xy": [
    591603.5040840359,
    4793887.045407844
   ],
   "end_xy": [
    591607.4542028549,
    4793883.98002674
   ]
  },
  "min_10m": {
   "gradient_pct": 2.952649825353433,
   "start_distance_m": 502.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 507.0,
   "start_elevation_m": 283.32793732294033,
   "end_elevation_m": 283.6232023054757,
   "start_xy": [
    591599.5539652169,
    4793890.110788949
   ],
   "end_xy": [
    591607.4542028549,
    4793883.98002674
   ]
  },
  "min_20m": {
   "gradient_pct": 4.667245454490114,
   "start_distance_m": 492.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 502.0,
   "start_elevation_m": 282.68975321457765,
   "end_elevation_m": 283.6232023054757,
   "start_xy": [
    591589.9736569922,
    4793892.742463679
   ],
   "end_xy": [
    591607.4542028549,
    4793883.98002674
   ]
  },
  "min_25m": {
   "gradient_pct": 5.784947445144326,
   "start_distance_m": 487.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 499.5,
   "start_elevation_m": 282.1769654441896,
   "end_elevation_m": 283.6232023054757,
   "start_xy": [
    591585.1114669838,
    4793893.908271692
   ],
   "end_xy": [
    591607.4542028549,
    4793883.98002674
   ]
  },
  "min_50m": {
   "gradient_pct": 9.152750252594842,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 210.3180140126266,
   "end_elevation_m": 214.89438913892403,
   "start_xy": [
    591380.119,
    4794259.022
   ],
   "end_xy": [
    591377.2618476464,
    4794209.170793116
   ]
  },
  "min_100m": {
   "gradient_pct": 10.264617644325199,
   "start_distance_m": 412.0,
   "end_distance_m": 512.0,
   "midpoint_distance_m": 462.0,
   "start_elevation_m": 273.3585846611505,
   "end_elevation_m": 283.6232023054757,
   "start_xy": [
    591513.0870257603,
    4793908.219038866
   ],
   "end_xy": [
    591607.4542028549,
    4793883.98002674
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 31.6925681114526,
   "start_distance_m": 404.0,
   "end_distance_m": 406.0,
   "midpoint_distance_m": 405.0,
   "start_elevation_m": 271.309795871423,
   "end_elevation_m": 271.94364723365203,
   "start_xy": [
    591506.5263954569,
    4793912.797043893
   ],
   "end_xy": [
    591508.1665530327,
    4793911.652542636
   ]
  },
  "max_3m": {
   "gradient_pct": 30.521711498147397,
   "start_distance_m": 404.0,
   "end_distance_m": 407.0,
   "midpoint_distance_m": 405.5,
   "start_elevation_m": 271.309795871423,
   "end_elevation_m": 272.2254472163674,
   "start_xy": [
    591506.5263954569,
    4793912.797043893
   ],
   "end_xy": [
    591508.9866318207,
    4793911.080292008
   ]
  }
 },
 "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": 0.027,
   "obstruction_max_height_m": 15.9,
   "flagged_windows_m": []
  },
  "review": [],
  "extent": [
   "may_start_earlier"
  ]
 },
 "provenance": {
  "analysis_version": "0.1.0",
  "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:26918",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/ny/USGS_1M_18_x59y480_NY_Hudson_D22.tif"
  ],
  "calculated_at": "2026-09-06T10:56:35+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/new-york-2026-09-06-batch-band3.osm.pbf",
  "osm_snapshot": "",
  "run_id": "ny-run3-260906",
  "elevation_provider": "USGS 3DEP (The National Map)",
  "elevation_licence": "Public domain \u2014 USGS 3DEP 1 m DEM, courtesy of the U.S. Geological Survey",
  "elevation_dataset": "USGS 3DEP 1 m DEM, NY_Hudson_D22 (collected 2022)",
  "elevation_tile_ids": [
   "x59y480"
  ],
  "climb_origin": "discovered",
  "canopy_source": {
   "kind": "ept_corridor_max_return",
   "ept_source": "https://s3-us-west-2.amazonaws.com/usgs-lidar-public/NY_Hudson_1_D22",
   "ept_crs": "EPSG:3857",
   "station_coverage": 0.998,
   "cell_ground_m": 1.0,
   "nodes_failed": 0
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Hadley",
  "county": "New York"
 }
}