{
 "ocl_version": "0.1.0",
 "name": "Jerusalem Road",
 "slug": "jerusalem-road",
 "confidence": "B",
 "reported_claims": [],
 "ladder": [
  {
   "window_m": 2.0,
   "max_gradient_pct": 24.28803607391643,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 337.0,
   "end_distance_m": 339.0,
   "start_elevation_m": 129.7815066675258,
   "end_elevation_m": 130.26726738900413,
   "min_gradient_pct": -8.21729453821547
  },
  {
   "window_m": 3.0,
   "max_gradient_pct": 23.31637030187513,
   "diagnostic": true,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 314.0,
   "end_distance_m": 317.0,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 125.60076076230723,
   "min_gradient_pct": -7.687192805141763
  },
  {
   "window_m": 5.0,
   "max_gradient_pct": 23.35716374761205,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 315.0,
   "end_distance_m": 320.0,
   "start_elevation_m": 125.12592844810594,
   "end_elevation_m": 126.29378663548654,
   "min_gradient_pct": -6.1475264536136365
  },
  {
   "window_m": 10.0,
   "max_gradient_pct": 22.69710378226563,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 314.0,
   "end_distance_m": 324.0,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 127.17098003147754,
   "min_gradient_pct": -2.7961069106237346
  },
  {
   "window_m": 20.0,
   "max_gradient_pct": 21.70280209059044,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 307.0,
   "end_distance_m": 327.0,
   "start_elevation_m": 123.43347572243148,
   "end_elevation_m": 127.77403614054957,
   "min_gradient_pct": -0.7454538822641155
  },
  {
   "window_m": 25.0,
   "max_gradient_pct": 21.463990943012618,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 314.0,
   "end_distance_m": 339.0,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 130.26726738900413,
   "min_gradient_pct": 0.19932493983287713
  },
  {
   "window_m": 50.0,
   "max_gradient_pct": 19.361515431043358,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 292.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 121.04720391638844,
   "end_elevation_m": 130.72796163191012,
   "min_gradient_pct": 3.18137076196831
  },
  {
   "window_m": 100.0,
   "max_gradient_pct": 15.750942178303092,
   "diagnostic": false,
   "flags": [
    "canopy_or_structure"
   ],
   "start_distance_m": 242.0,
   "end_distance_m": 342.0,
   "start_elevation_m": 114.97701945360703,
   "end_elevation_m": 130.72796163191012,
   "min_gradient_pct": 4.0517813006002825
  }
 ],
 "shape": {
  "ascent_concentration": 0.367,
  "concentration_window_frac": 0.25,
  "longest_pitch_10pct_m": 336.0,
  "shape_class": "sustained"
 },
 "length_m": 845.1071732104526,
 "start_elevation_m": 82.18513376056809,
 "end_elevation_m": 165.9550310313438,
 "endpoint_gain_m": 83.7698972707757,
 "overall_gradient_pct": 9.91234010623111,
 "accumulated_ascent_m": 84.32536729664513,
 "window_maxima": {
  "max_5m": {
   "gradient_pct": 23.35716374761205,
   "start_distance_m": 315.0,
   "end_distance_m": 320.0,
   "midpoint_distance_m": 317.5,
   "start_elevation_m": 125.12592844810594,
   "end_elevation_m": 126.29378663548654,
   "start_xy": [
    630620.803525892,
    4602028.122643212
   ],
   "end_xy": [
    630615.903528342,
    4602029.117642715
   ]
  },
  "max_10m": {
   "gradient_pct": 22.69710378226563,
   "start_distance_m": 314.0,
   "end_distance_m": 324.0,
   "midpoint_distance_m": 319.0,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 127.17098003147754,
   "start_xy": [
    630621.7836714472,
    4602027.9243643405
   ],
   "end_xy": [
    630611.9833357529,
    4602029.912681822
   ]
  },
  "max_20m": {
   "gradient_pct": 21.70280209059044,
   "start_distance_m": 307.0,
   "end_distance_m": 327.0,
   "midpoint_distance_m": 317.0,
   "start_elevation_m": 123.43347572243148,
   "end_elevation_m": 127.77403614054957,
   "start_xy": [
    630628.5891463471,
    4602028.337032421
   ],
   "end_xy": [
    630609.0405981995,
    4602030.495789754
   ]
  },
  "max_25m": {
   "gradient_pct": 21.463990943012618,
   "start_distance_m": 314.0,
   "end_distance_m": 339.0,
   "midpoint_distance_m": 326.5,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 130.26726738900413,
   "start_xy": [
    630621.7836714472,
    4602027.9243643405
   ],
   "end_xy": [
    630597.2547825654,
    4602032.752898146
   ]
  },
  "max_50m": {
   "gradient_pct": 19.361515431043358,
   "start_distance_m": 292.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 317.0,
   "start_elevation_m": 121.04720391638844,
   "end_elevation_m": 130.72796163191012,
   "start_xy": [
    630643.0385888999,
    4602032.363638021
   ],
   "end_xy": [
    630594.3082668845,
    4602033.316853182
   ]
  },
  "max_100m": {
   "gradient_pct": 15.750942178303092,
   "start_distance_m": 242.0,
   "end_distance_m": 342.0,
   "midpoint_distance_m": 292.0,
   "start_elevation_m": 114.97701945360703,
   "end_elevation_m": 130.72796163191012,
   "start_xy": [
    630675.4970183631,
    4602070.139200036
   ],
   "end_xy": [
    630594.3082668845,
    4602033.316853182
   ]
  }
 },
 "window_minima": {
  "min_5m": {
   "gradient_pct": -6.1475264536136365,
   "start_distance_m": 501.0,
   "end_distance_m": 506.0,
   "midpoint_distance_m": 503.5,
   "start_elevation_m": 147.8299912964683,
   "end_elevation_m": 147.52261497378763,
   "start_xy": [
    630526.4739846851,
    4601907.52960368
   ],
   "end_xy": [
    630523.5156523276,
    4601903.558300507
   ]
  },
  "min_10m": {
   "gradient_pct": -2.7961069106237346,
   "start_distance_m": 497.0,
   "end_distance_m": 507.0,
   "midpoint_distance_m": 502.0,
   "start_elevation_m": 147.77032361535208,
   "end_elevation_m": 147.4907129242897,
   "start_xy": [
    630528.199888682,
    4601911.138100905
   ],
   "end_xy": [
    630522.8310599708,
    4601902.829374684
   ]
  },
  "min_20m": {
   "gradient_pct": -0.7454538822641155,
   "start_distance_m": 499.0,
   "end_distance_m": 519.0,
   "midpoint_distance_m": 509.0,
   "start_elevation_m": 147.8342425349214,
   "end_elevation_m": 147.68515175846858,
   "start_xy": [
    630527.3370724461,
    4601909.333787346
   ],
   "end_xy": [
    630514.6130332883,
    4601894.085004769
   ]
  },
  "min_25m": {
   "gradient_pct": 0.19932493983287713,
   "start_distance_m": 495.0,
   "end_distance_m": 520.0,
   "midpoint_distance_m": 507.5,
   "start_elevation_m": 147.6735929693276,
   "end_elevation_m": 147.7234242042858,
   "start_xy": [
    630529.0625868251,
    4601912.942470639
   ],
   "end_xy": [
    630513.9280909279,
    4601893.356407585
   ]
  },
  "min_50m": {
   "gradient_pct": 3.18137076196831,
   "start_distance_m": 611.0,
   "end_distance_m": 661.0,
   "midpoint_distance_m": 636.0,
   "start_elevation_m": 154.20994885323617,
   "end_elevation_m": 155.80063423422033,
   "start_xy": [
    630458.553107738,
    4601821.351344455
   ],
   "end_xy": [
    630429.2607101516,
    4601781.007152651
   ]
  },
  "min_100m": {
   "gradient_pct": 4.0517813006002825,
   "start_distance_m": 603.0,
   "end_distance_m": 703.0,
   "midpoint_distance_m": 653.0,
   "start_elevation_m": 153.89829002652175,
   "end_elevation_m": 157.95007132712203,
   "start_xy": [
    630463.2076707412,
    4601827.857313197
   ],
   "end_xy": [
    630405.8221251859,
    4601746.573342856
   ]
  }
 },
 "diagnostic_window_maxima": {
  "max_2m": {
   "gradient_pct": 24.28803607391643,
   "start_distance_m": 337.0,
   "end_distance_m": 339.0,
   "midpoint_distance_m": 338.0,
   "start_elevation_m": 129.7815066675258,
   "end_elevation_m": 130.26726738900413,
   "start_xy": [
    630599.219117486,
    4602032.376881785
   ],
   "end_xy": [
    630597.2547825654,
    4602032.752898146
   ]
  },
  "max_3m": {
   "gradient_pct": 23.31637030187513,
   "start_distance_m": 314.0,
   "end_distance_m": 317.0,
   "midpoint_distance_m": 315.5,
   "start_elevation_m": 124.90126965325098,
   "end_elevation_m": 125.60076076230723,
   "start_xy": [
    630621.7836714472,
    4602027.9243643405
   ],
   "end_xy": [
    630618.843526872,
    4602028.520643013
   ]
  }
 },
 "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": {
  "overhead_obstruction": {
   "obstruction_threshold_m": 2.0,
   "obstructed_fraction": 0.332,
   "obstruction_max_height_m": 35.76,
   "flagged_windows_m": [
    2,
    3,
    5,
    10,
    20,
    25,
    50,
    100
   ]
  },
  "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:26918",
  "elevation_resolution_m": 1.0,
  "elevation_tiles": [
   "data/cache/usa/ct/USGS_1M_18_x63y461_CT_Statewide_C16.tif"
  ],
  "calculated_at": "2026-09-03T17:58:07+00:00",
  "road_source": "/mnt/HC_Volume_106727764/site-corpus-fresh/us/jerusalem-road/jerusalem-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": [
   "x63y461"
  ],
  "climb_origin": "discovered",
  "canopy_source": {
   "kind": "ept_corridor_max_return",
   "ept_source": "https://usgs-lidar-public.s3-us-west-2.amazonaws.com/CT_Statewide_B3_2016",
   "ept_crs": "EPSG:3857",
   "station_coverage": 0.986,
   "cell_ground_m": 1.0,
   "nodes_failed": 0
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing.html"
 },
 "area": {
  "place": "New Milford",
  "county": "Connecticut"
 }
}