{
 "ocl_version": "0.1.0",
 "name": "Hillside Street",
 "slug": "hillside-street",
 "confidence": "A",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 29.254090098372387,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 672.0,
   "end_distance_m": 674.0,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.00332155428606,
   "min_gradient_pct": -5.604470037047804
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 28.76899624791444,
   "diagnostic": true,
   "flags": [],
   "start_distance_m": 672.0,
   "end_distance_m": 675.0,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.28130963975605,
   "min_gradient_pct": -5.27660937661949
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 28.244730471044477,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 672.0,
   "end_distance_m": 677.0,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.83047627587084,
   "min_gradient_pct": -4.281176933122879
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 26.69340452723162,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 670.0,
   "end_distance_m": 680.0,
   "start_elevation_m": 200.93239502166034,
   "end_elevation_m": 203.6017354743835,
   "min_gradient_pct": -1.4449167601262047
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 25.564644381878878,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 660.0,
   "end_distance_m": 680.0,
   "start_elevation_m": 198.48880659800773,
   "end_elevation_m": 203.6017354743835,
   "min_gradient_pct": 0.6415981237726953
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 24.322781334728006,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 656.0,
   "end_distance_m": 681.0,
   "start_elevation_m": 197.7137425621538,
   "end_elevation_m": 203.7944378958358,
   "min_gradient_pct": 0.6827388178807041
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 21.642547574309848,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 630.0,
   "end_distance_m": 680.0,
   "start_elevation_m": 192.78046168722858,
   "end_elevation_m": 203.6017354743835,
   "min_gradient_pct": 0.9731688135812533
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 20.443200136345723,
   "diagnostic": false,
   "flags": [],
   "start_distance_m": 581.0,
   "end_distance_m": 681.0,
   "start_elevation_m": 183.3512377594901,
   "end_elevation_m": 203.7944378958358,
   "min_gradient_pct": 2.0258823272210122
  }
 ],
 "shape": {
  "ascent_concentration": 0.484,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 293.0,
  "shape_class": "stepped"
 },
 "length_m": 688.3019103738395,
 "start_elevation_m": 138.2380350057376,
 "end_elevation_m": 204.70791911605363,
 "endpoint_gain_m": 66.46988411031603,
 "overall_gradient_pct": 9.657082612804901,
 "accumulated_ascent_m": 66.70281371185905,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 28.244730471044477,
   "start_distance_m": 672.0,
   "end_distance_m": 677.0,
   "midpoint_distance_m": 674.5,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.83047627587084,
   "start_xy": [
    578487.829212074,
    5226026.38948566
   ],
   "end_xy": [
    578483.6228893577,
    5226023.917684631
   ]
  },
  "max_10m": {
   "gradient_pct": 26.69340452723162,
   "start_distance_m": 670.0,
   "end_distance_m": 680.0,
   "midpoint_distance_m": 675.0,
   "start_elevation_m": 200.93239502166034,
   "end_elevation_m": 203.6017354743835,
   "start_xy": [
    578489.7368108714,
    5226026.990373241
   ],
   "end_xy": [
    578481.5056079089,
    5226021.792333344
   ]
  },
  "max_20m": {
   "gradient_pct": 25.564644381878878,
   "start_distance_m": 660.0,
   "end_distance_m": 680.0,
   "midpoint_distance_m": 670.0,
   "start_elevation_m": 198.48880659800773,
   "end_elevation_m": 203.6017354743835,
   "start_xy": [
    578499.6735202982,
    5226027.057327914
   ],
   "end_xy": [
    578481.5056079089,
    5226021.792333344
   ]
  },
  "max_25m": {
   "gradient_pct": 24.322781334728006,
   "start_distance_m": 656.0,
   "end_distance_m": 681.0,
   "midpoint_distance_m": 668.5,
   "start_elevation_m": 197.7137425621538,
   "end_elevation_m": 203.7944378958358,
   "start_xy": [
    578503.6419274729,
    5226026.664482938
   ],
   "end_xy": [
    578480.8108820543,
    5226021.074750888
   ]
  },
  "max_50m": {
   "gradient_pct": 21.642547574309848,
   "start_distance_m": 630.0,
   "end_distance_m": 680.0,
   "midpoint_distance_m": 655.0,
   "start_elevation_m": 192.78046168722858,
   "end_elevation_m": 203.6017354743835,
   "start_xy": [
    578529.2658573921,
    5226023.400209503
   ],
   "end_xy": [
    578481.5056079089,
    5226021.792333344
   ]
  },
  "max_100m": {
   "gradient_pct": 20.443200136345723,
   "start_distance_m": 581.0,
   "end_distance_m": 681.0,
   "midpoint_distance_m": 631.0,
   "start_elevation_m": 183.3512377594901,
   "end_elevation_m": 203.7944378958358,
   "start_xy": [
    578570.7217650948,
    5226048.156807031
   ],
   "end_xy": [
    578480.8108820543,
    5226021.074750888
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -4.281176933122879,
   "start_distance_m": 1.0,
   "end_distance_m": 6.0,
   "midpoint_distance_m": 3.5,
   "start_elevation_m": 138.22588788757304,
   "end_elevation_m": 138.0118290409169,
   "start_xy": [
    579007.9421253926,
    5226429.107119166
   ],
   "end_xy": [
    579004.3177279221,
    5226425.662741432
   ]
  },
  "min_10m": {
   "gradient_pct": -1.4449167601262047,
   "start_distance_m": 0.0,
   "end_distance_m": 10.0,
   "midpoint_distance_m": 5.0,
   "start_elevation_m": 138.2380350057376,
   "end_elevation_m": 138.09354332972498,
   "start_xy": [
    579008.667,
    5226429.796
   ],
   "end_xy": [
    579001.418229492,
    5226422.907218096
   ]
  },
  "min_20m": {
   "gradient_pct": 0.6415981237726953,
   "start_distance_m": 0.0,
   "end_distance_m": 20.0,
   "midpoint_distance_m": 10.0,
   "start_elevation_m": 138.2380350057376,
   "end_elevation_m": 138.36635463049214,
   "start_xy": [
    579008.667,
    5226429.796
   ],
   "end_xy": [
    578994.1699316972,
    5226416.017939195
   ]
  },
  "min_25m": {
   "gradient_pct": 0.6827388178807041,
   "start_distance_m": 0.0,
   "end_distance_m": 25.0,
   "midpoint_distance_m": 12.5,
   "start_elevation_m": 138.2380350057376,
   "end_elevation_m": 138.40871971020778,
   "start_xy": [
    579008.667,
    5226429.796
   ],
   "end_xy": [
    578990.4240763205,
    5226412.706067366
   ]
  },
  "min_50m": {
   "gradient_pct": 0.9731688135812533,
   "start_distance_m": 0.0,
   "end_distance_m": 50.0,
   "midpoint_distance_m": 25.0,
   "start_elevation_m": 138.2380350057376,
   "end_elevation_m": 138.72461941252823,
   "start_xy": [
    579008.667,
    5226429.796
   ],
   "end_xy": [
    578971.6820724471,
    5226396.161064032
   ]
  },
  "min_100m": {
   "gradient_pct": 2.0258823272210122,
   "start_distance_m": 0.0,
   "end_distance_m": 100.0,
   "midpoint_distance_m": 50.0,
   "start_elevation_m": 138.2380350057376,
   "end_elevation_m": 140.2639173329586,
   "start_xy": [
    579008.667,
    5226429.796
   ],
   "end_xy": [
    578934.1985014216,
    5226363.070559922
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 29.254090098372387,
   "start_distance_m": 672.0,
   "end_distance_m": 674.0,
   "midpoint_distance_m": 673.0,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.00332155428606,
   "start_xy": [
    578487.829212074,
    5226026.38948566
   ],
   "end_xy": [
    578485.9242115051,
    5226025.781737483
   ]
  },
  "max_3m": {
   "gradient_pct": 28.76899624791444,
   "start_distance_m": 672.0,
   "end_distance_m": 675.0,
   "midpoint_distance_m": 673.5,
   "start_elevation_m": 201.4182397523186,
   "end_elevation_m": 202.28130963975605,
   "start_xy": [
    578487.829212074,
    5226026.38948566
   ],
   "end_xy": [
    578485.0336334339,
    5226025.335359014
   ]
  }
 },
 "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_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:26919",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/me/USGS_1M_19_x57y523_ME_CrownofMaine_2018_A18.tif"
  ],
  "calculated_at": "2026-09-03T17:36:20+00:00",
  "road_source": "/mnt/HC_Volume_106727764/site-corpus-fresh/us/hillside-street/hillside-street.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, ME_CrownofMaine_2018_A18 (collected 2018)",
  "elevation_tile_ids": [
   "x57y523"
  ],
  "climb_origin": "discovered",
  "canopy_check": "unavailable \u2014 EPT corridor failed: ME_AroostookCo_2012: EPT covers only 49% of stations",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing.html"
 },
 "area": {
  "place": "Van Buren",
  "county": "Maine"
 }
}