{
 "ocl_version": "0.1.0",
 "name": "Paddy Hollow Road",
 "slug": "paddy-hollow-road",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 22.233070724880122,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 317.0,
   "end_distance_m": 319.0,
   "start_elevation_m": 270.140051000445,
   "end_elevation_m": 270.5847124149426,
   "min_gradient_pct": 6.267554223711613
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 21.831850150185044,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 101.0,
   "end_distance_m": 104.0,
   "start_elevation_m": 235.19099001055156,
   "end_elevation_m": 235.8459455150571,
   "min_gradient_pct": 6.413794188493209
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 21.692544261896956,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 317.0,
   "end_distance_m": 322.0,
   "start_elevation_m": 270.140051000445,
   "end_elevation_m": 271.22467821353985,
   "min_gradient_pct": 6.652661044300885
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 20.912134623223437,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 313.0,
   "end_distance_m": 323.0,
   "start_elevation_m": 269.33208863777395,
   "end_elevation_m": 271.4233021000963,
   "min_gradient_pct": 6.859099564560438
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 20.61559055057387,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 84.0,
   "end_distance_m": 104.0,
   "start_elevation_m": 231.72282740494234,
   "end_elevation_m": 235.8459455150571,
   "min_gradient_pct": 6.991662457544692
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 20.620757965945813,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 85.0,
   "end_distance_m": 110.0,
   "start_elevation_m": 231.91999691614848,
   "end_elevation_m": 237.07518640763493,
   "min_gradient_pct": 7.0235325864584865
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 20.24687508939286,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 64.0,
   "end_distance_m": 114.0,
   "start_elevation_m": 227.75629982917965,
   "end_elevation_m": 237.87973737387608,
   "min_gradient_pct": 7.29322055863031
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 18.068606683134817,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 47.0,
   "end_distance_m": 147.0,
   "start_elevation_m": 224.7739404637572,
   "end_elevation_m": 242.84254714689203,
   "min_gradient_pct": 7.621909910577926
  }
 ],
 "shape": {
  "ascent_concentration": 0.332,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 392.0,
  "shape_class": "sustained"
 },
 "length_m": 667.5065447998716,
 "start_elevation_m": 218.65388113786435,
 "end_elevation_m": 305.6729658657334,
 "endpoint_gain_m": 87.01908472786903,
 "overall_gradient_pct": 13.036439178878561,
 "accumulated_ascent_m": 87.01908472786903,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 21.692544261896956,
   "start_distance_m": 317.0,
   "end_distance_m": 322.0,
   "midpoint_distance_m": 319.5,
   "start_elevation_m": 270.140051000445,
   "end_elevation_m": 271.22467821353985,
   "start_xy": [
    646513.606544691,
    4611012.988352306
   ],
   "end_xy": [
    646508.864625559,
    4611014.573846463
   ]
  },
  "max_10m": {
   "gradient_pct": 20.912134623223437,
   "start_distance_m": 313.0,
   "end_distance_m": 323.0,
   "midpoint_distance_m": 318.0,
   "start_elevation_m": 269.33208863777395,
   "end_elevation_m": 271.4233021000963,
   "start_xy": [
    646517.5688295284,
    4611012.442356392
   ],
   "end_xy": [
    646507.9168458922,
    4611014.892772322
   ]
  },
  "max_20m": {
   "gradient_pct": 20.61559055057387,
   "start_distance_m": 84.0,
   "end_distance_m": 104.0,
   "midpoint_distance_m": 94.0,
   "start_elevation_m": 231.72282740494234,
   "end_elevation_m": 235.8459455150571,
   "start_xy": [
    646710.8660226001,
    4611119.006017982
   ],
   "end_xy": [
    646695.1500338959,
    4611106.637026302
   ]
  },
  "max_25m": {
   "gradient_pct": 20.620757965945813,
   "start_distance_m": 85.0,
   "end_distance_m": 110.0,
   "midpoint_distance_m": 97.5,
   "start_elevation_m": 231.91999691614848,
   "end_elevation_m": 237.07518640763493,
   "start_xy": [
    646710.0838868765,
    4611118.382909877
   ],
   "end_xy": [
    646690.4075195672,
    4611102.96162768
   ]
  },
  "max_50m": {
   "gradient_pct": 20.24687508939286,
   "start_distance_m": 64.0,
   "end_distance_m": 114.0,
   "midpoint_distance_m": 89.0,
   "start_elevation_m": 227.75629982917965,
   "end_elevation_m": 237.87973737387608,
   "start_xy": [
    646726.512914585,
    4611131.462931952
   ],
   "end_xy": [
    646687.2460774055,
    4611100.511059986
   ]
  },
  "max_100m": {
   "gradient_pct": 18.068606683134817,
   "start_distance_m": 47.0,
   "end_distance_m": 147.0,
   "midpoint_distance_m": 97.0,
   "start_elevation_m": 224.7739404637572,
   "end_elevation_m": 242.84254714689203,
   "start_xy": [
    646739.8130117194,
    4611142.051009324
   ],
   "end_xy": [
    646661.1635686277,
    4611080.2946657
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": 6.652661044300885,
   "start_distance_m": 476.0,
   "end_distance_m": 481.0,
   "midpoint_distance_m": 478.5,
   "start_elevation_m": 289.6853871623986,
   "end_elevation_m": 290.01802021461367,
   "start_xy": [
    646396.7176880493,
    4611118.053291271
   ],
   "end_xy": [
    646392.1093810736,
    4611119.975078181
   ]
  },
  "min_10m": {
   "gradient_pct": 6.859099564560438,
   "start_distance_m": 476.0,
   "end_distance_m": 486.0,
   "midpoint_distance_m": 481.0,
   "start_elevation_m": 289.6853871623986,
   "end_elevation_m": 290.37129711885467,
   "start_xy": [
    646396.7176880493,
    4611118.053291271
   ],
   "end_xy": [
    646387.2986622672,
    4611121.313171304
   ]
  },
  "min_20m": {
   "gradient_pct": 6.991662457544692,
   "start_distance_m": 466.0,
   "end_distance_m": 486.0,
   "midpoint_distance_m": 476.0,
   "start_elevation_m": 288.97296462734573,
   "end_elevation_m": 290.37129711885467,
   "start_xy": [
    646404.7635683496,
    4611112.207957594
   ],
   "end_xy": [
    646387.2986622672,
    4611121.313171304
   ]
  },
  "min_25m": {
   "gradient_pct": 7.0235325864584865,
   "start_distance_m": 461.0,
   "end_distance_m": 486.0,
   "midpoint_distance_m": 473.5,
   "start_elevation_m": 288.61541397224005,
   "end_elevation_m": 290.37129711885467,
   "start_xy": [
    646408.5314025969,
    4611108.9211022435
   ],
   "end_xy": [
    646387.2986622672,
    4611121.313171304
   ]
  },
  "min_50m": {
   "gradient_pct": 7.29322055863031,
   "start_distance_m": 460.0,
   "end_distance_m": 510.0,
   "midpoint_distance_m": 485.0,
   "start_elevation_m": 288.54675702671886,
   "end_elevation_m": 292.193367306034,
   "start_xy": [
    646409.2849067275,
    4611108.263659071
   ],
   "end_xy": [
    646363.3847622786,
    4611122.847864181
   ]
  },
  "min_100m": {
   "gradient_pct": 7.621909910577926,
   "start_distance_m": 438.0,
   "end_distance_m": 538.0,
   "midpoint_distance_m": 488.0,
   "start_elevation_m": 286.8117744275858,
   "end_elevation_m": 294.43368433816374,
   "start_xy": [
    646425.8636765705,
    4611093.801837524
   ],
   "end_xy": [
    646335.398288968,
    4611122.051022381
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 22.233070724880122,
   "start_distance_m": 317.0,
   "end_distance_m": 319.0,
   "midpoint_distance_m": 318.0,
   "start_elevation_m": 270.140051000445,
   "end_elevation_m": 270.5847124149426,
   "start_xy": [
    646513.606544691,
    4611012.988352306
   ],
   "end_xy": [
    646511.7078627974,
    4611013.616766632
   ]
  },
  "max_3m": {
   "gradient_pct": 21.831850150185044,
   "start_distance_m": 101.0,
   "end_distance_m": 104.0,
   "midpoint_distance_m": 102.5,
   "start_elevation_m": 235.19099001055156,
   "end_elevation_m": 235.8459455150571,
   "start_xy": [
    646697.5210485434,
    4611108.4750376195
   ],
   "end_xy": [
    646695.1500338959,
    4611106.637026302
   ]
  }
 },
 "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": {
  "review": [],
  "extent": [
   "may_start_earlier",
   "may_continue_beyond_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/ct/USGS_1M_18_x64y462_CT_Statewide_C16.tif"
  ],
  "calculated_at": "2026-09-03T19:50:29+00:00",
  "road_source": "/mnt/HC_Volume_106727764/site-corpus-fresh/us/paddy-hollow-road/paddy-hollow-road.geojson",
  "run_id": "canopy-all-260903",
  "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, CT_Statewide_C16 (collected 2016)",
  "elevation_tile_ids": [
   "x64y462"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 EPT corridor failed: USGS_LPC_CT_Sandy_2014_LAS_2015: no corridor points fetched",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing.html"
 },
 "area": {
  "place": "Bethlehem",
  "county": "Connecticut"
 }
}