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    1518.9,
    1548.9
   ],
   [
    1656.4,
    1686.4
   ],
   [
    1542.0,
    1572.0
   ],
   [
    1515.4,
    1545.4
   ],
   [
    1477.2,
    1507.2
   ],
   [
    1510.8,
    1540.8
   ],
   [
    1474.2,
    1504.2
   ],
   [
    1481.1,
    1511.1
   ],
   [
    1506.7,
    1536.7
   ],
   [
    1592.8,
    1622.8
   ],
   [
    1523.1,
    1553.1
   ],
   [
    1498.6,
    1528.6
   ],
   [
    1496.2,
    1526.2
   ],
   [
    1494.5,
    1524.5
   ],
   [
    1560.6,
    1590.6
   ],
   [
    1490.5,
    1520.5
   ],
   [
    1529.8,
    1559.8
   ],
   [
    1488.7,
    1518.7
   ],
   [
    1503.8,
    1533.8
   ],
   [
    1484.9,
    1514.9
   ],
   [
    1502.6,
    1532.6
   ],
   [
    1563.4,
    1593.4
   ],
   [
    1538.8,
    1568.8
   ],
   [
    1556.2,
    1586.2
   ],
   [
    1492.5,
    1522.5
   ],
   [
    1514.8,
    1544.8
   ],
   [
    1482.3,
    1512.3
   ],
   [
    1469.5,
    1499.5
   ],
   [
    1530.7,
    1560.7
   ],
   [
    1553.4,
    1583.4
   ],
   [
    1473.4,
    1503.4
   ],
   [
    1549.2,
    1579.2
   ],
   [
    1674.2,
    1704.2
   ],
   [
    1578.6,
    1608.6
   ],
   [
    1468.0,
    1498.0
   ],
   [
    1558.7,
    1588.7
   ],
   [
    1537.9,
    1567.9
   ],
   [
    1511.5,
    1541.5
   ],
   [
    1584.9,
    1614.9
   ],
   [
    1565.3,
    1595.3
   ],
   [
    1486.4,
    1516.4
   ],
   [
    1470.2,
    1500.2
   ],
   [
    1478.3,
    1508.3
   ],
   [
    1548.5,
    1578.5
   ],
   [
    1525.7,
    1555.7
   ],
   [
    1507.7,
    1537.7
   ]
  ],
  "mask_ranges_m": [
   [
    1470.0,
    1690.0
   ]
  ],
  "carriageway": {
   "stations": 123,
   "stations_resolved": 123,
   "width_median_m": 11.25,
   "width_p10_m": 8.6,
   "width_min_m": 3.75,
   "width_max_m": 12.0,
   "bounded_share": 0.0,
   "unbounded_share": 1.0,
   "confidence_median": 0.0,
   "window_m": [
    398.0,
    423.0
   ],
   "width_at_max25_m": 9.5,
   "window_stations": 7,
   "single_track": false,
   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
   "status": "ok",
   "source": "dtm",
   "station_m": 25.0,
   "window_station_m": 5.0,
   "halfwidth_m": 6.0,
   "step_m": 0.25,
   "level_tol_m": 0.12,
   "break_min_m": 0.3,
   "stations_failed": 0,
   "hedge_to_hedge": {
    "stations": 123,
    "stations_resolved": 123,
    "width_median_m": 12.0,
    "width_p10_m": 11.75,
    "width_min_m": 8.5,
    "width_max_m": 12.0,
    "bounded_share": 0.008,
    "unbounded_share": 0.992,
    "confidence_median": 0.0,
    "width_median_bounded_m": 10.5,
    "window_m": [
     398.0,
     423.0
    ],
    "width_at_max25_m": 12.0,
    "window_stations": 7,
    "status": "ok",
    "source": "dsm",
    "station_m": 25.0,
    "window_station_m": 5.0,
    "halfwidth_m": 6.0,
    "step_m": 0.25,
    "level_tol_m": 0.5,
    "break_min_m": 0.3,
    "stations_failed": 0
   }
  },
  "protected_page_suppression": {
   "reason": "structure_excluded",
   "unsuppressed_pct": 55.18,
   "suppressed_pct": 4.96,
   "protected_because": [
    "human verdict (held:unmapped-bridge-span)"
   ],
   "ruling": "never applied by machine \u2014 the published page keeps its value and a person rules from a card with both windows (Peter 2026-09-16, Ffordd Pen Llech)"
  },
  "remeasured": "2026-09-20 on the laptop: same line and 2026-09-16 OSM snapshot, IGN LiDAR HD 0.5 m, with the untagged bridge span 1,470-1,690 m masked by hand (mask_ranges_m); Peter's ruling 'Bussang publish' 2026-09-20; previous headline 24.6 % over 25 m read a ravine under the N66 deck",
  "named_pass": "Col de Bussang (climbs/fr-passes-vosges.yaml; the page is the col's south-west side from Bussang)",
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Bussang",
  "county": "Vosges",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}