{
 "ocl_version": "0.1.0",
 "name": "Milford - Warren Glen Road",
 "slug": "milford-warren-glen-road-2",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 11.87984512343263,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4250.0,
   "end_distance_m": 4252.0,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.36593287166727,
   "min_gradient_pct": -70.74457922758803,
   "suppressed_max_gradient_pct": 54.349138549203246,
   "suppressed_location_m": [
    930.0,
    932.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 11.535363965395126,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4250.0,
   "end_distance_m": 4253.0,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.47439688816047,
   "min_gradient_pct": -62.41343125529587,
   "suppressed_max_gradient_pct": 49.964831953302756,
   "suppressed_location_m": [
    929.0,
    932.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 11.231171262439261,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4250.0,
   "end_distance_m": 4255.0,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.68989453232058,
   "min_gradient_pct": -40.40880305198854,
   "suppressed_max_gradient_pct": 39.5555063113558,
   "suppressed_location_m": [
    928.0,
    933.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 11.026822611263185,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 4249.0,
   "end_distance_m": 4259.0,
   "start_elevation_m": 166.02042242576042,
   "end_elevation_m": 167.12310468688673,
   "min_gradient_pct": -20.196287567236553,
   "suppressed_max_gradient_pct": 21.57878060207608,
   "suppressed_location_m": [
    927.0,
    937.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 10.808308054295708,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 3651.0,
   "end_distance_m": 3671.0,
   "start_elevation_m": 116.28920865912727,
   "end_elevation_m": 118.45087026998641,
   "min_gradient_pct": -9.930370133495892,
   "suppressed_max_gradient_pct": 11.320121289570082,
   "suppressed_location_m": [
    927.0,
    947.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 10.736997066014055,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 3650.0,
   "end_distance_m": 3675.0,
   "start_elevation_m": 116.18800129666907,
   "end_elevation_m": 118.87225056317259,
   "min_gradient_pct": -7.809251115927793
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 10.602993451755367,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 4217.0,
   "end_distance_m": 4267.0,
   "start_elevation_m": 162.6722358766651,
   "end_elevation_m": 167.97373260254278,
   "min_gradient_pct": -7.451501754124422
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 10.53453072181361,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 4168.0,
   "end_distance_m": 4268.0,
   "start_elevation_m": 157.54737104014055,
   "end_elevation_m": 168.08190176195416,
   "min_gradient_pct": -7.370980644269395
  }
 ],
 "shape": {
  "ascent_concentration": 0.532,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 129.0,
  "shape_class": "stepped"
 },
 "length_m": 6427.358306996226,
 "start_elevation_m": 50.44499999523769,
 "end_elevation_m": 219.03436008467855,
 "endpoint_gain_m": 168.58936008944087,
 "overall_gradient_pct": 2.622996136778778,
 "accumulated_ascent_m": 201.55931977885587,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 11.231171262439261,
   "start_distance_m": 4250.0,
   "end_distance_m": 4255.0,
   "midpoint_distance_m": 4252.5,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.68989453232058,
   "start_xy": [
    489893.7959801648,
    4495176.294857541
   ],
   "end_xy": [
    489892.57600946835,
    4495181.143741048
   ]
  },
  "max_10m": {
   "gradient_pct": 11.026822611263185,
   "start_distance_m": 4249.0,
   "end_distance_m": 4259.0,
   "midpoint_distance_m": 4254.0,
   "start_elevation_m": 166.02042242576042,
   "end_elevation_m": 167.12310468688673,
   "start_xy": [
    489894.0401549842,
    4495175.325126313
   ],
   "end_xy": [
    489891.601154195,
    4495185.023129446
   ]
  },
  "max_20m": {
   "gradient_pct": 10.808308054295708,
   "start_distance_m": 3651.0,
   "end_distance_m": 3671.0,
   "midpoint_distance_m": 3661.0,
   "start_elevation_m": 116.28920865912727,
   "end_elevation_m": 118.45087026998641,
   "start_xy": [
    490041.22906155355,
    4494595.756066213
   ],
   "end_xy": [
    490036.47362911026,
    4494615.181603697
   ]
  },
  "max_25m": {
   "gradient_pct": 10.736997066014055,
   "start_distance_m": 3650.0,
   "end_distance_m": 3675.0,
   "midpoint_distance_m": 3662.5,
   "start_elevation_m": 116.18800129666907,
   "end_elevation_m": 118.87225056317259,
   "start_xy": [
    490041.47515990067,
    4494594.786821367
   ],
   "end_xy": [
    490035.5586424117,
    4494619.075547122
   ]
  },
  "max_50m": {
   "gradient_pct": 10.602993451755367,
   "start_distance_m": 4217.0,
   "end_distance_m": 4267.0,
   "midpoint_distance_m": 4242.0,
   "start_elevation_m": 162.6722358766651,
   "end_elevation_m": 167.97373260254278,
   "start_xy": [
    489901.8668492137,
    4495144.297114327
   ],
   "end_xy": [
    489889.6500556339,
    4495192.781557521
   ]
  },
  "max_100m": {
   "gradient_pct": 10.53453072181361,
   "start_distance_m": 4168.0,
   "end_distance_m": 4268.0,
   "midpoint_distance_m": 4218.0,
   "start_elevation_m": 157.54737104014055,
   "end_elevation_m": 168.08190176195416,
   "start_xy": [
    489913.7081061405,
    4495096.749983073
   ],
   "end_xy": [
    489889.40610880847,
    4495193.75134613
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -40.40880305198854,
   "start_distance_m": 919.0,
   "end_distance_m": 924.0,
   "midpoint_distance_m": 921.5,
   "start_elevation_m": 59.700353250211336,
   "end_elevation_m": 57.67991309761191,
   "start_xy": [
    490927.4700642883,
    4492223.644641297
   ],
   "end_xy": [
    490922.60867860593,
    4492224.813148766
   ]
  },
  "min_10m": {
   "gradient_pct": -20.196287567236553,
   "start_distance_m": 917.0,
   "end_distance_m": 927.0,
   "midpoint_distance_m": 922.0,
   "start_elevation_m": 59.68790326225776,
   "end_elevation_m": 57.66827450553411,
   "start_xy": [
    490929.41285172704,
    4492223.169693397
   ],
   "end_xy": [
    490919.6755585387,
    4492225.442995793
   ]
  },
  "min_20m": {
   "gradient_pct": -9.930370133495892,
   "start_distance_m": 907.0,
   "end_distance_m": 927.0,
   "midpoint_distance_m": 917.0,
   "start_elevation_m": 59.654348532233286,
   "end_elevation_m": 57.66827450553411,
   "start_xy": [
    490939.12954570545,
    4492220.806514036
   ],
   "end_xy": [
    490919.6755585387,
    4492225.442995793
   ]
  },
  "min_25m": {
   "gradient_pct": -7.809251115927793,
   "start_distance_m": 902.0,
   "end_distance_m": 927.0,
   "midpoint_distance_m": 914.5,
   "start_elevation_m": 59.620587284516056,
   "end_elevation_m": 57.66827450553411,
   "start_xy": [
    490944.0022700922,
    4492219.685553055
   ],
   "end_xy": [
    490919.6755585387,
    4492225.442995793
   ]
  },
  "min_50m": {
   "gradient_pct": -7.451501754124422,
   "start_distance_m": 5583.0,
   "end_distance_m": 5633.0,
   "midpoint_distance_m": 5608.0,
   "start_elevation_m": 221.59346294032594,
   "end_elevation_m": 217.86771206326372,
   "start_xy": [
    489684.59734714235,
    4496426.337158945
   ],
   "end_xy": [
    489644.2918693199,
    4496455.879844095
   ]
  },
  "min_100m": {
   "gradient_pct": -7.370980644269395,
   "start_distance_m": 5584.0,
   "end_distance_m": 5684.0,
   "midpoint_distance_m": 5634.0,
   "start_elevation_m": 221.52611764211952,
   "end_elevation_m": 214.15513699785012,
   "start_xy": [
    489683.81245302694,
    4496426.956787989
   ],
   "end_xy": [
    489599.1574475055,
    4496479.487901874
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 11.87984512343263,
   "start_distance_m": 4250.0,
   "end_distance_m": 4252.0,
   "midpoint_distance_m": 4251.0,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.36593287166727,
   "start_xy": [
    489893.7959801648,
    4495176.294857541
   ],
   "end_xy": [
    489893.3080865141,
    4495178.234434759
   ]
  },
  "max_3m": {
   "gradient_pct": 11.535363965395126,
   "start_distance_m": 4250.0,
   "end_distance_m": 4253.0,
   "midpoint_distance_m": 4251.5,
   "start_elevation_m": 166.12833596919862,
   "end_elevation_m": 166.47439688816047,
   "start_xy": [
    489893.7959801648,
    4495176.294857541
   ],
   "end_xy": [
    489893.0641396887,
    4495179.204223368
   ]
  }
 },
 "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": 0.001,
   "windows_resited": [],
   "windows_unresolved": []
  },
  "texture_suppression": {
   "masked_fraction": 0.003,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 10.0,
     "start_m": 927.0,
     "end_m": 937.0,
     "raw_pct": 21.58,
     "reason": "mask-edge+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 928.0,
     "end_m": 933.0,
     "raw_pct": 39.56,
     "reason": "mask-edge+short-step"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.05,
   "obstruction_max_height_m": 29.56,
   "flagged_windows_m": [
    50,
    100
   ]
  },
  "excluded_ranges_m": [
   [
    919.0,
    939.0
   ]
  ],
  "review": [],
  "extent": []
 },
 "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/nj/USGS_1M_18_x48y450_NJ_NW_New_Jersey_6_County_Lidar_2017_B17.tif",
   "data/cache/usa/nj/USGS_1M_18_x49y450_NJ_NW_New_Jersey_6_County_Lidar_2017_B17.tif"
  ],
  "calculated_at": "2026-09-11T23:14:21+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "data/cache/pbf/new-jersey-2026-09-06-roads.osm.pbf",
  "osm_snapshot": "2026-09-04T20:21:21Z",
  "run_id": "texture-us-nj-260911",
  "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, NJ_NW_New_Jersey_6_County_Lidar_2017_B17 (collected 2017)",
  "elevation_tile_ids": [
   "x48y450",
   "x49y450"
  ],
  "climb_origin": "discovered",
  "canopy_source": {
   "kind": "ept_corridor_max_return",
   "ept_source": "https://s3-us-west-2.amazonaws.com/usgs-lidar-public/NJ_NW6Co_2017",
   "ept_crs": "EPSG:3857",
   "station_coverage": 0.994,
   "cell_ground_m": 1.0,
   "nodes_failed": 0
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Milford",
  "county": "New Jersey"
 }
}