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  "road_source": "OpenStreetMap (local PBF extract)",
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  "elevation_provider": "Scottish Remote Sensing Portal (AWS Open Data, srsp-open-data)",
  "elevation_licence": "Open Government Licence v3 \u2014 \u00a9 Scottish Government, SEPA and partners; Crown copyright",
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  "notes": "Coarse pass: max 11.8% over 200 m (Terrain 50), gain 85.8 m over 1321 m way. EXTENDED by graph walk: +8 segment(s) at base, +2 at top (stop: base=no_descending_continuation, top=no_ascending_continuation; min_avg=2.0%). Review before adopting. DEDUPE: absorbed 1 overlapping proposal(s): discovered-lane-55-8112-4-5254 ADOPTED (Scotland launch 2026-08-18): big-gain."
 },
 "area": {
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  "county": "Renfrewshire"
 }
}