{
 "ocl_version": "0.1.0",
 "name": "Reedy Mill Road",
 "slug": "reedy-mill-road",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 20.603070307109306,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 874.0,
   "end_distance_m": 876.0,
   "start_elevation_m": 346.9900526494762,
   "end_elevation_m": 347.40211405561837,
   "min_gradient_pct": -35.49776912886102,
   "suppressed_max_gradient_pct": 53.124542822629905,
   "suppressed_location_m": [
    87.0,
    89.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 20.338273592432188,
   "diagnostic": true,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 830.0,
   "end_distance_m": 833.0,
   "start_elevation_m": 342.2049713891769,
   "end_elevation_m": 342.81511959694984,
   "min_gradient_pct": -29.415703485888873,
   "suppressed_max_gradient_pct": 51.264568235706065,
   "suppressed_location_m": [
    86.0,
    89.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 19.038925975070242,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 136.0,
   "end_distance_m": 141.0,
   "start_elevation_m": 278.7189000587526,
   "end_elevation_m": 279.6708463575061,
   "min_gradient_pct": -21.343853728391196,
   "suppressed_max_gradient_pct": 46.293509543066875,
   "suppressed_location_m": [
    85.0,
    90.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 17.37333117081789,
   "diagnostic": false,
   "flags": [
    "texture_excluded",
    "texture_excluded"
   ],
   "start_distance_m": 869.0,
   "end_distance_m": 879.0,
   "start_elevation_m": 346.13523347426906,
   "end_elevation_m": 347.87256659135085,
   "min_gradient_pct": -14.475768259540587,
   "suppressed_max_gradient_pct": 33.30618961160724,
   "suppressed_location_m": [
    81.0,
    91.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 16.401648354619738,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 977.0,
   "end_distance_m": 997.0,
   "start_elevation_m": 360.3702661863649,
   "end_elevation_m": 363.65059585728886,
   "min_gradient_pct": -5.0291602431150295,
   "suppressed_max_gradient_pct": 23.216788009476943,
   "suppressed_location_m": [
    8.0,
    28.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 16.106891024677452,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 973.0,
   "end_distance_m": 998.0,
   "start_elevation_m": 359.7666316158622,
   "end_elevation_m": 363.79335437203156,
   "min_gradient_pct": -3.821895560005032,
   "suppressed_max_gradient_pct": 20.251476506977497,
   "suppressed_location_m": [
    3.0,
    28.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 15.037086153335736,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 957.0,
   "end_distance_m": 1007.0,
   "start_elevation_m": 357.5477411382954,
   "end_elevation_m": 365.0662842149633,
   "min_gradient_pct": -0.650637689947871,
   "suppressed_max_gradient_pct": 15.184176377583753,
   "suppressed_location_m": [
    2.0,
    52.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 14.646595086902494,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 906.0,
   "end_distance_m": 1006.0,
   "start_elevation_m": 350.294617595867,
   "end_elevation_m": 364.9412126827695,
   "min_gradient_pct": 0.1899535546850757
  }
 ],
 "shape": {
  "ascent_concentration": 0.36,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 113.0,
  "shape_class": "sustained"
 },
 "length_m": 1724.3318731707195,
 "start_elevation_m": 266.03738152447346,
 "end_elevation_m": 393.4313091979824,
 "endpoint_gain_m": 127.39392767350893,
 "overall_gradient_pct": 7.388016753367531,
 "accumulated_ascent_m": 131.51212629827734,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 19.038925975070242,
   "start_distance_m": 136.0,
   "end_distance_m": 141.0,
   "midpoint_distance_m": 138.5,
   "start_elevation_m": 278.7189000587526,
   "end_elevation_m": 279.6708463575061,
   "start_xy": [
    633135.198685842,
    4533346.305093553
   ],
   "end_xy": [
    633135.1516878353,
    4533341.305315039
   ]
  },
  "max_10m": {
   "gradient_pct": 17.37333117081789,
   "start_distance_m": 869.0,
   "end_distance_m": 879.0,
   "midpoint_distance_m": 874.0,
   "start_elevation_m": 346.13523347426906,
   "end_elevation_m": 347.87256659135085,
   "start_xy": [
    633794.5462734473,
    4533156.745424785
   ],
   "end_xy": [
    633803.7353188663,
    4533152.815547671
   ]
  },
  "max_20m": {
   "gradient_pct": 16.401648354619738,
   "start_distance_m": 977.0,
   "end_distance_m": 997.0,
   "midpoint_distance_m": 987.0,
   "start_elevation_m": 360.3702661863649,
   "end_elevation_m": 363.65059585728886,
   "start_xy": [
    633900.4084454876,
    4533138.677252645
   ],
   "end_xy": [
    633920.3902155742,
    4533138.848103141
   ]
  },
  "max_25m": {
   "gradient_pct": 16.106891024677452,
   "start_distance_m": 973.0,
   "end_distance_m": 998.0,
   "midpoint_distance_m": 985.5,
   "start_elevation_m": 359.7666316158622,
   "end_elevation_m": 363.79335437203156,
   "start_xy": [
    633896.4092698164,
    4533138.758434604
   ],
   "end_xy": [
    633921.3684171669,
    4533139.047595618
   ]
  },
  "max_50m": {
   "gradient_pct": 15.037086153335736,
   "start_distance_m": 957.0,
   "end_distance_m": 1007.0,
   "midpoint_distance_m": 982.0,
   "start_elevation_m": 357.5477411382954,
   "end_elevation_m": 365.0662842149633,
   "start_xy": [
    633880.4305580154,
    4533139.429668685
   ],
   "end_xy": [
    633929.5794450748,
    4533142.5766630815
   ]
  },
  "max_100m": {
   "gradient_pct": 14.646595086902494,
   "start_distance_m": 906.0,
   "end_distance_m": 1006.0,
   "midpoint_distance_m": 956.0,
   "start_elevation_m": 350.294617595867,
   "end_elevation_m": 364.9412126827695,
   "start_xy": [
    633830.0026280726,
    4533146.715765711
   ],
   "end_xy": [
    633928.7590371637,
    4533142.007072383
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -21.343853728391196,
   "start_distance_m": 58.0,
   "end_distance_m": 63.0,
   "midpoint_distance_m": 60.5,
   "start_elevation_m": 273.5471768592726,
   "end_elevation_m": 272.47998417285305,
   "start_xy": [
    633136.9042330141,
    4533419.939943618
   ],
   "end_xy": [
    633139.2282650196,
    4533415.512882704
   ]
  },
  "min_10m": {
   "gradient_pct": -14.475768259540587,
   "start_distance_m": 97.0,
   "end_distance_m": 107.0,
   "midpoint_distance_m": 102.0,
   "start_elevation_m": 277.839780368199,
   "end_elevation_m": 276.39220354224494,
   "start_xy": [
    633144.7908949942,
    4533383.589432418
   ],
   "end_xy": [
    633140.5178912911,
    4533374.548336343
   ]
  },
  "min_20m": {
   "gradient_pct": -5.0291602431150295,
   "start_distance_m": 96.0,
   "end_distance_m": 116.0,
   "midpoint_distance_m": 106.0,
   "start_elevation_m": 277.8929474650232,
   "end_elevation_m": 276.8871154164002,
   "start_xy": [
    633145.2180152885,
    4533384.493627216
   ],
   "end_xy": [
    633137.7927268222,
    4533365.995379733
   ]
  },
  "min_25m": {
   "gradient_pct": -3.821895560005032,
   "start_distance_m": 95.0,
   "end_distance_m": 120.0,
   "midpoint_distance_m": 107.5,
   "start_elevation_m": 277.90526426705947,
   "end_elevation_m": 276.9497903770582,
   "start_xy": [
    633145.6451124642,
    4533385.397832946
   ],
   "end_xy": [
    633136.7488813549,
    4533362.133982788
   ]
  },
  "min_50m": {
   "gradient_pct": -0.650637689947871,
   "start_distance_m": 1093.0,
   "end_distance_m": 1143.0,
   "midpoint_distance_m": 1118.0,
   "start_elevation_m": 368.12463115441267,
   "end_elevation_m": 367.79931230943873,
   "start_xy": [
    633972.5462413288,
    4533216.793656413
   ],
   "end_xy": [
    633995.7633384663,
    4533261.076450629
   ]
  },
  "min_100m": {
   "gradient_pct": 0.1899535546850757,
   "start_distance_m": 1064.0,
   "end_distance_m": 1164.0,
   "midpoint_distance_m": 1114.0,
   "start_elevation_m": 367.7275668135665,
   "end_elevation_m": 367.9175203682516,
   "start_xy": [
    633958.9643510443,
    4533191.171355619
   ],
   "end_xy": [
    634005.5168853417,
    4533279.673964497
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 20.603070307109306,
   "start_distance_m": 874.0,
   "end_distance_m": 876.0,
   "midpoint_distance_m": 875.0,
   "start_elevation_m": 346.9900526494762,
   "end_elevation_m": 347.40211405561837,
   "start_xy": [
    633799.1187576397,
    4533154.722462201
   ],
   "end_xy": [
    633800.9478208214,
    4533153.913434304
   ]
  },
  "max_3m": {
   "gradient_pct": 20.338273592432188,
   "start_distance_m": 830.0,
   "end_distance_m": 833.0,
   "midpoint_distance_m": 831.5,
   "start_elevation_m": 342.2049713891769,
   "end_elevation_m": 342.81511959694984,
   "start_xy": [
    633758.8791716006,
    4533172.520644063
   ],
   "end_xy": [
    633761.6228340239,
    4533171.307253792
   ]
  }
 },
 "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": 0.035,
   "windows_resited": [
    2.0,
    3.0,
    5.0,
    10.0
   ],
   "windows_unresolved": []
  },
  "texture_windows": {
   "rounds": 2,
   "windows_masked": [
    {
     "window_m": 25.0,
     "start_m": 3.0,
     "end_m": 28.0,
     "raw_pct": 20.25,
     "reason": "staircase+edge-step+spike+hump"
    },
    {
     "window_m": 20.0,
     "start_m": 8.0,
     "end_m": 28.0,
     "raw_pct": 23.22,
     "reason": "staircase+edge-step+hump"
    },
    {
     "window_m": 10.0,
     "start_m": 81.0,
     "end_m": 91.0,
     "raw_pct": 33.31,
     "reason": "hump+short-step"
    },
    {
     "window_m": 5.0,
     "start_m": 85.0,
     "end_m": 90.0,
     "raw_pct": 46.29,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 35.0,
     "end_m": 45.0,
     "raw_pct": 18.22,
     "reason": "mask-edge"
    }
   ],
   "advisory": []
  },
  "excluded_ranges_m": [
   [
    1.0,
    30.0
   ],
   [
    33.0,
    47.0
   ],
   [
    79.0,
    93.0
   ]
  ],
  "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_x63y454_PA_WesternPA_2019_D20.tif"
  ],
  "calculated_at": "2026-09-11T22:36:33+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-us-pa/batch-usa-rchunk04.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": [
   "x63y454"
  ],
  "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": "Madison",
  "county": "Pennsylvania"
 }
}