{
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  "lining_thickness_crown_m": 0.3,
  "crown_above_road_m (expect 6.615 at S=0 station 5000)": 6.615,
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  "plan_chord_length_total_m (4+700..5+500)": 799.905,
  "station_range_modelled": "4745 .. 5480 (ring step 1.0 m, 736 rings)",
  "pattern_zones (2 m, placeholder)": 368,
  "pattern_coverage_all_stations": true,
  "pattern_counts": {
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    "NP-4BD-1-D-2": 62,
    "NP-5AE-1-WL-4": 61,
    "NP-5BE-1-WL-4": 61,
    "NP-6A": 61,
    "NP-6B": 61
  },
  "glb_bytes": 2201764,
  "glb_reload_geometries": 5
}