{
 "ocl_version": "0.1.0",
 "name": "Nesbitt Road",
 "slug": "nesbitt-road",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 18.062850589848267,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 340.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 343.57017886320943,
   "end_elevation_m": 343.9314358750064,
   "min_gradient_pct": -2.5656350337158074,
   "suppressed_max_gradient_pct": 55.88855510631845,
   "suppressed_location_m": [
    20.0,
    22.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 17.873468591074015,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 330.0,
   "end_distance_m": 333.0,
   "start_elevation_m": 341.81613360697327,
   "end_elevation_m": 342.3523376647055,
   "min_gradient_pct": -2.498451384155942,
   "suppressed_max_gradient_pct": 55.27993824309002,
   "suppressed_location_m": [
    21.0,
    24.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 17.835768418507314,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 329.0,
   "end_distance_m": 334.0,
   "start_elevation_m": 341.63820226754615,
   "end_elevation_m": 342.5299906884715,
   "min_gradient_pct": -1.8873573583005054,
   "suppressed_max_gradient_pct": 53.880522452946025,
   "suppressed_location_m": [
    20.0,
    25.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 17.61065261434112,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 329.0,
   "end_distance_m": 339.0,
   "start_elevation_m": 341.63820226754615,
   "end_elevation_m": 343.39926752898026,
   "min_gradient_pct": -1.4664183801056652,
   "suppressed_max_gradient_pct": 44.785187310435504,
   "suppressed_location_m": [
    19.0,
    29.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 17.442352308968054,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 323.0,
   "end_distance_m": 343.0,
   "start_elevation_m": 340.61662869406416,
   "end_elevation_m": 344.1050991558578,
   "min_gradient_pct": -1.3022788368959937,
   "suppressed_max_gradient_pct": 35.257172084874355,
   "suppressed_location_m": [
    17.0,
    37.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 17.283604295416126,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 318.0,
   "end_distance_m": 343.0,
   "start_elevation_m": 339.78419808200374,
   "end_elevation_m": 344.1050991558578,
   "min_gradient_pct": -1.1978404298877194,
   "suppressed_max_gradient_pct": 31.543884590796097,
   "suppressed_location_m": [
    17.0,
    42.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 16.661866782528136,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 305.0,
   "end_distance_m": 355.0,
   "start_elevation_m": 337.6655415531827,
   "end_elevation_m": 345.9964749444468,
   "min_gradient_pct": -0.9249931091337658,
   "suppressed_max_gradient_pct": 22.793771878046982,
   "suppressed_location_m": [
    17.0,
    67.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 15.434948425870289,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 295.0,
   "end_distance_m": 395.0,
   "start_elevation_m": 336.32809885761003,
   "end_elevation_m": 351.7630472834803,
   "min_gradient_pct": -0.31551998280082216,
   "suppressed_max_gradient_pct": 17.997710465061914,
   "suppressed_location_m": [
    12.0,
    112.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.405,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 123.0,
  "shape_class": "sustained"
 },
 "length_m": 991.4287896327261,
 "start_elevation_m": 301.2159031456438,
 "end_elevation_m": 378.1497597060551,
 "endpoint_gain_m": 76.9338565604113,
 "overall_gradient_pct": 7.759897368817722,
 "accumulated_ascent_m": 78.04102709043411,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 17.835768418507314,
   "start_distance_m": 329.0,
   "end_distance_m": 334.0,
   "midpoint_distance_m": 331.5,
   "start_elevation_m": 341.63820226754615,
   "end_elevation_m": 342.5299906884715,
   "start_xy": [
    571490.0246234613,
    4470364.7968685925
   ],
   "end_xy": [
    571486.733516863,
    4470368.560990581
   ]
  },
  "max_10m": {
   "gradient_pct": 17.61065261434112,
   "start_distance_m": 329.0,
   "end_distance_m": 339.0,
   "midpoint_distance_m": 334.0,
   "start_elevation_m": 341.63820226754615,
   "end_elevation_m": 343.39926752898026,
   "start_xy": [
    571490.0246234613,
    4470364.7968685925
   ],
   "end_xy": [
    571483.4424102642,
    4470372.32511257
   ]
  },
  "max_20m": {
   "gradient_pct": 17.442352308968054,
   "start_distance_m": 323.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 333.0,
   "start_elevation_m": 340.61662869406416,
   "end_elevation_m": 344.1050991558578,
   "start_xy": [
    571493.974305781,
    4470360.280232138
   ],
   "end_xy": [
    571480.8093128749,
    4470375.33622402
   ]
  },
  "max_25m": {
   "gradient_pct": 17.283604295416126,
   "start_distance_m": 318.0,
   "end_distance_m": 343.0,
   "midpoint_distance_m": 330.5,
   "start_elevation_m": 339.78419808200374,
   "end_elevation_m": 344.1050991558578,
   "start_xy": [
    571497.2654120533,
    4470356.516110523
   ],
   "end_xy": [
    571480.8093128749,
    4470375.33622402
   ]
  },
  "max_50m": {
   "gradient_pct": 16.661866782528136,
   "start_distance_m": 305.0,
   "end_distance_m": 355.0,
   "midpoint_distance_m": 330.0,
   "start_elevation_m": 337.6655415531827,
   "end_elevation_m": 345.9964749444468,
   "start_xy": [
    571505.8352820054,
    4470346.740778777
   ],
   "end_xy": [
    571472.910995032,
    4470384.370412353
   ]
  },
  "max_100m": {
   "gradient_pct": 15.434948425870289,
   "start_distance_m": 295.0,
   "end_distance_m": 395.0,
   "midpoint_distance_m": 345.0,
   "start_elevation_m": 336.32809885761003,
   "end_elevation_m": 351.7630472834803,
   "start_xy": [
    571512.4350248328,
    4470339.227897501
   ],
   "end_xy": [
    571440.4767590268,
    4470406.734440233
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -1.8873573583005054,
   "start_distance_m": 755.0,
   "end_distance_m": 760.0,
   "midpoint_distance_m": 757.5,
   "start_elevation_m": 376.8650961676454,
   "end_elevation_m": 376.77072829973037,
   "start_xy": [
    571095.071664178,
    4470335.2458970165
   ],
   "end_xy": [
    571090.7100017373,
    4470332.816252485
   ]
  },
  "min_10m": {
   "gradient_pct": -1.4664183801056652,
   "start_distance_m": 858.0,
   "end_distance_m": 868.0,
   "midpoint_distance_m": 863.0,
   "start_elevation_m": 377.1659962322983,
   "end_elevation_m": 377.01935439428775,
   "start_xy": [
    571030.4085907189,
    4470258.420628776
   ],
   "end_xy": [
    571020.7542178469,
    4470255.8142814925
   ]
  },
  "min_20m": {
   "gradient_pct": -1.3022788368959937,
   "start_distance_m": 740.0,
   "end_distance_m": 760.0,
   "midpoint_distance_m": 750.0,
   "start_elevation_m": 377.03118406710956,
   "end_elevation_m": 376.77072829973037,
   "start_xy": [
    571108.2502130818,
    4470342.4100977825
   ],
   "end_xy": [
    571090.7100017373,
    4470332.816252485
   ]
  },
  "min_25m": {
   "gradient_pct": -1.1978404298877194,
   "start_distance_m": 853.0,
   "end_distance_m": 878.0,
   "midpoint_distance_m": 865.5,
   "start_elevation_m": 377.2081544098659,
   "end_elevation_m": 376.908694302394,
   "start_xy": [
    571034.7421052789,
    4470260.8983397
   ],
   "end_xy": [
    571011.099574785,
    4470253.208931697
   ]
  },
  "min_50m": {
   "gradient_pct": -0.9249931091337658,
   "start_distance_m": 852.0,
   "end_distance_m": 902.0,
   "midpoint_distance_m": 877.0,
   "start_elevation_m": 377.2126292438763,
   "end_elevation_m": 376.7501326893094,
   "start_xy": [
    571035.6038974278,
    4470261.405600923
   ],
   "end_xy": [
    570987.9286727605,
    4470246.955199708
   ]
  },
  "min_100m": {
   "gradient_pct": -0.31551998280082216,
   "start_distance_m": 836.0,
   "end_distance_m": 936.0,
   "midpoint_distance_m": 886.0,
   "start_elevation_m": 377.1396555062618,
   "end_elevation_m": 376.824135523461,
   "start_xy": [
    571049.3914078274,
    4470269.523759313
   ],
   "end_xy": [
    570955.3643827792,
    4470237.195279252
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 18.062850589848267,
   "start_distance_m": 340.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 341.0,
   "start_elevation_m": 343.57017886320943,
   "end_elevation_m": 343.9314358750064,
   "start_xy": [
    571482.7844013812,
    4470373.078122736
   ],
   "end_xy": [
    571481.4673217582,
    4470374.583213855
   ]
  },
  "max_3m": {
   "gradient_pct": 17.873468591074015,
   "start_distance_m": 330.0,
   "end_distance_m": 333.0,
   "midpoint_distance_m": 331.5,
   "start_elevation_m": 341.81613360697327,
   "end_elevation_m": 342.3523376647055,
   "start_xy": [
    571489.3665389505,
    4470365.549812628
   ],
   "end_xy": [
    571487.3920057138,
    4470367.8084001485
   ]
  }
 },
 "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": {
  "texture_suppression": {
   "masked_fraction": 0.03,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0,
    20.0,
    25.0,
    50.0,
    100.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 1,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 17.0,
     "end_m": 42.0,
     "raw_pct": 31.54,
     "reason": "edge-step"
    },
    {
     "window_m": 20.0,
     "start_m": 17.0,
     "end_m": 37.0,
     "raw_pct": 35.26,
     "reason": "edge-step"
    },
    {
     "window_m": 10.0,
     "start_m": 19.0,
     "end_m": 29.0,
     "raw_pct": 44.79,
     "reason": "short-step"
    }
   ],
   "advisory": []
  },
  "excluded_ranges_m": [
   [
    15.0,
    44.0
   ]
  ],
  "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:26917",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/pa-west/USGS_1M_17_x57y448_PA_WesternPA_2019_D20.tif"
  ],
  "calculated_at": "2026-09-11T22:38:51+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-us-pa/batch-usa-rchunk02.pbf",
  "osm_snapshot": "",
  "run_id": "texture-us-pa-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, PA_WesternPA_2019_D20 (collected 2020)",
  "elevation_tile_ids": [
   "x57y448"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 EPT corridor failed: PA_WesternPA_2019_D20: HTTP Error 404: Not Found",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Collier",
  "county": "Pennsylvania"
 }
}