{
 "ocl_version": "0.1.0",
 "name": "Hamme Road",
 "slug": "hamme-road",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 18.66256935284696,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1259.0,
   "end_distance_m": 1261.0,
   "start_elevation_m": 282.9904018538343,
   "end_elevation_m": 283.36365324089127,
   "min_gradient_pct": -15.5472324436289,
   "suppressed_max_gradient_pct": 31.15591756022269,
   "suppressed_location_m": [
    211.0,
    213.0
   ]
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 17.559746923052444,
   "diagnostic": true,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1259.0,
   "end_distance_m": 1262.0,
   "start_elevation_m": 282.9904018538343,
   "end_elevation_m": 283.5171942615259,
   "min_gradient_pct": -13.799854018266918,
   "suppressed_max_gradient_pct": 30.5860536442007,
   "suppressed_location_m": [
    210.0,
    213.0
   ]
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 16.966268549651886,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1257.0,
   "end_distance_m": 1262.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 283.5171942615259,
   "min_gradient_pct": -12.142615181330711,
   "suppressed_max_gradient_pct": 29.582656165242156,
   "suppressed_location_m": [
    210.0,
    215.0
   ]
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 16.242108901392953,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1257.0,
   "end_distance_m": 1267.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 284.2930917241826,
   "min_gradient_pct": -8.449108523838902,
   "suppressed_max_gradient_pct": 26.558533542740577,
   "suppressed_location_m": [
    209.0,
    219.0
   ]
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 15.219307715471473,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1256.0,
   "end_distance_m": 1276.0,
   "start_elevation_m": 282.5430923807327,
   "end_elevation_m": 285.58695392382697,
   "min_gradient_pct": -7.281121574062013,
   "suppressed_max_gradient_pct": 23.51909027902778,
   "suppressed_location_m": [
    209.0,
    229.0
   ]
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 15.293752639333661,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1257.0,
   "end_distance_m": 1282.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 286.4923189938767,
   "min_gradient_pct": -6.692122032841098,
   "suppressed_max_gradient_pct": 22.973125595922397,
   "suppressed_location_m": [
    209.0,
    234.0
   ]
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 14.683211575391624,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1257.0,
   "end_distance_m": 1307.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 290.0104866217391,
   "min_gradient_pct": -5.780360545673375,
   "suppressed_max_gradient_pct": 19.133424618383287,
   "suppressed_location_m": [
    190.0,
    240.0
   ]
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 12.417129617330602,
   "diagnostic": false,
   "flags": [
    "texture_excluded"
   ],
   "start_distance_m": 1233.0,
   "end_distance_m": 1333.0,
   "start_elevation_m": 280.2285316666584,
   "end_elevation_m": 292.645661283989,
   "min_gradient_pct": -5.1547368225305945,
   "suppressed_max_gradient_pct": 12.717683838837218,
   "suppressed_location_m": [
    171.0,
    271.0
   ]
  }
 ],
 "shape": {
  "ascent_concentration": 0.395,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 88.0,
  "shape_class": "sustained"
 },
 "length_m": 1664.0419955210411,
 "start_elevation_m": 222.87029228409818,
 "end_elevation_m": 304.43696745913655,
 "endpoint_gain_m": 81.56667517503837,
 "overall_gradient_pct": 4.901719751940418,
 "accumulated_ascent_m": 93.03472305329706,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 16.966268549651886,
   "start_distance_m": 1257.0,
   "end_distance_m": 1262.0,
   "midpoint_distance_m": 1259.5,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 283.5171942615259,
   "start_xy": [
    340964.96962343116,
    4401619.405946444
   ],
   "end_xy": [
    340968.9441637762,
    4401622.439595487
   ]
  },
  "max_10m": {
   "gradient_pct": 16.242108901392953,
   "start_distance_m": 1257.0,
   "end_distance_m": 1267.0,
   "midpoint_distance_m": 1262.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 284.2930917241826,
   "start_xy": [
    340964.96962343116,
    4401619.405946444
   ],
   "end_xy": [
    340972.9183357003,
    4401625.473726755
   ]
  },
  "max_20m": {
   "gradient_pct": 15.219307715471473,
   "start_distance_m": 1256.0,
   "end_distance_m": 1276.0,
   "midpoint_distance_m": 1266.0,
   "start_elevation_m": 282.5430923807327,
   "end_elevation_m": 285.58695392382697,
   "start_xy": [
    340964.174769086,
    4401618.799146179
   ],
   "end_xy": [
    340980.0715238423,
    4401630.935584348
   ]
  },
  "max_25m": {
   "gradient_pct": 15.293752639333661,
   "start_distance_m": 1257.0,
   "end_distance_m": 1282.0,
   "midpoint_distance_m": 1269.5,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 286.4923189938767,
   "start_xy": [
    340964.96962343116,
    4401619.405946444
   ],
   "end_xy": [
    340984.7593758183,
    4401634.678913127
   ]
  },
  "max_50m": {
   "gradient_pct": 14.683211575391624,
   "start_distance_m": 1257.0,
   "end_distance_m": 1307.0,
   "midpoint_distance_m": 1282.0,
   "start_elevation_m": 282.6688808340433,
   "end_elevation_m": 290.0104866217391,
   "start_xy": [
    340964.96962343116,
    4401619.405946444
   ],
   "end_xy": [
    341004.04833252507,
    4401650.582877413
   ]
  },
  "max_100m": {
   "gradient_pct": 12.417129617330602,
   "start_distance_m": 1233.0,
   "end_distance_m": 1333.0,
   "midpoint_distance_m": 1283.0,
   "start_elevation_m": 280.2285316666584,
   "end_elevation_m": 292.645661283989,
   "start_xy": [
    340943.47140606795,
    4401618.088131911
   ],
   "end_xy": [
    341024.5641140486,
    4401666.535855452
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -12.142615181330711,
   "start_distance_m": 275.0,
   "end_distance_m": 280.0,
   "midpoint_distance_m": 277.5,
   "start_elevation_m": 242.35735875193438,
   "end_elevation_m": 241.75022799286785,
   "start_xy": [
    340135.83139346266,
    4402011.650355839
   ],
   "end_xy": [
    340138.94449277874,
    4402015.5629772805
   ]
  },
  "min_10m": {
   "gradient_pct": -8.449108523838902,
   "start_distance_m": 271.0,
   "end_distance_m": 281.0,
   "midpoint_distance_m": 276.0,
   "start_elevation_m": 242.57447735488418,
   "end_elevation_m": 241.7295665025003,
   "start_xy": [
    340133.3403061492,
    4402008.520742721
   ],
   "end_xy": [
    340139.56735558866,
    4402016.345308299
   ]
  },
  "min_20m": {
   "gradient_pct": -7.281121574062013,
   "start_distance_m": 1637.0,
   "end_distance_m": 1657.0,
   "midpoint_distance_m": 1647.0,
   "start_elevation_m": 305.97529446046167,
   "end_elevation_m": 304.51907014564927,
   "start_xy": [
    341272.71334779204,
    4401793.048619762
   ],
   "end_xy": [
    341287.2615208395,
    4401806.744231231
   ]
  },
  "min_25m": {
   "gradient_pct": -6.692122032841098,
   "start_distance_m": 1633.0,
   "end_distance_m": 1658.0,
   "midpoint_distance_m": 1645.5,
   "start_elevation_m": 306.1431582939808,
   "end_elevation_m": 304.4701277857705,
   "start_xy": [
    341269.89493747504,
    4401790.210211179
   ],
   "end_xy": [
    341288.03032062703,
    4401807.383720678
   ]
  },
  "min_50m": {
   "gradient_pct": -5.780360545673375,
   "start_distance_m": 726.0,
   "end_distance_m": 776.0,
   "midpoint_distance_m": 751.0,
   "start_elevation_m": 268.694085090874,
   "end_elevation_m": 265.8039048180373,
   "start_xy": [
    340515.6409614597,
    4401866.035697707
   ],
   "end_xy": [
    340559.7929107415,
    4401842.570724646
   ]
  },
  "min_100m": {
   "gradient_pct": -5.1547368225305945,
   "start_distance_m": 724.0,
   "end_distance_m": 824.0,
   "midpoint_distance_m": 774.0,
   "start_elevation_m": 268.789628930666,
   "end_elevation_m": 263.63489210813543,
   "start_xy": [
    340513.8750669448,
    4401866.974641679
   ],
   "end_xy": [
    340602.17896514264,
    4401820.044695751
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 18.66256935284696,
   "start_distance_m": 1259.0,
   "end_distance_m": 1261.0,
   "midpoint_distance_m": 1260.0,
   "start_elevation_m": 282.9904018538343,
   "end_elevation_m": 283.36365324089127,
   "start_xy": [
    340966.55924673507,
    4401620.619658828
   ],
   "end_xy": [
    340968.14917152224,
    4401621.832976028
   ]
  },
  "max_3m": {
   "gradient_pct": 17.559746923052444,
   "start_distance_m": 1259.0,
   "end_distance_m": 1262.0,
   "midpoint_distance_m": 1260.5,
   "start_elevation_m": 282.9904018538343,
   "end_elevation_m": 283.5171942615259,
   "start_xy": [
    340966.55924673507,
    4401620.619658828
   ],
   "end_xy": [
    340968.9441637762,
    4401622.439595487
   ]
  }
 },
 "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": 0.018,
   "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": 209.0,
     "end_m": 234.0,
     "raw_pct": 22.97,
     "reason": "hump"
    },
    {
     "window_m": 20.0,
     "start_m": 209.0,
     "end_m": 229.0,
     "raw_pct": 23.52,
     "reason": "hump"
    },
    {
     "window_m": 10.0,
     "start_m": 209.0,
     "end_m": 219.0,
     "raw_pct": 26.56,
     "reason": "hump"
    }
   ],
   "advisory": [],
   "unresolved": []
  },
  "excluded_ranges_m": [
   [
    207.0,
    236.0
   ]
  ],
  "review": [],
  "extent": [
   "descends_at_end"
  ]
 },
 "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/pa/USGS_one_meter_x34y441_PA_Sandy_2014.tif"
  ],
  "calculated_at": "2026-09-12T00:00:22+00:00",
  "road_source": "OpenStreetMap (local PBF extract)",
  "road_attribution": "\u00a9 OpenStreetMap contributors, ODbL",
  "osm_pbf_path": "output/texture-us-pa/batch-usa-rchunk00.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_Sandy_2014 (collected 2014)",
  "elevation_tile_ids": [
   "x34y441"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 no surface model (DSM or point cloud) registered for this coverage",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Manheim",
  "county": "Pennsylvania"
 }
}