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  "road_source": "OpenStreetMap (local PBF extract)",
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  "osm_pbf_path": "data/cache/pbf/no-b12-block-batch-no-b12.osm.pbf",
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  "run_id": "no-b12",
  "elevation_provider": "Kartverket NHM DTM 1 m (laser-covered ground only)",
  "elevation_licence": "CC BY 4.0 \u2014 \u00a9 Kartverket (https://www.kartverket.no/api-og-data/vilkar-for-bruk)",
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  "elevation_tile_ids": [
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    "year": 2017
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   {
    "last_flight_date": "2011-08-24",
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    "resolution_m": 1,
    "season": "",
    "year": 2011
   },
   {
    "last_flight_date": "2011-07-16",
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    "resolution_m": 0.25,
    "season": "",
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   },
   {
    "last_flight_date": "2008-01-01",
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    "points_per_m2": 2,
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    "season": "season-unknown",
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   },
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    "season": "",
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  "nhm_last_flight_date": "2024-06-07",
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  "nhm_retrieved_at": "2026-10-03T20:13:49Z",
  "nhm_note": "laser projects overlapping the route's cells; the mosaic draws on them by its own priority and which project supplied which pixel is not recorded",
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  "seam_filled_samples": {
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   "distances_m": []
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  "seam_filled_in_maximum": false,
  "structure_own_ways": 7,
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   "stations_resolved": 70,
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   "single_track_rule": "PROVISIONAL (2026-09-15): width_p10_m <= 3.0 m with bounded_share >= 0.6; recorded, not a rule",
   "status": "ok",
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  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Steinkjer",
  "county": "Tr\u00f8ndelag",
  "source": "OpenStreetMap administrative boundaries (\u00a9 OpenStreetMap contributors, ODbL)"
 }
}