{
  "stage": 428,
  "subject": "Microdaf rear courtyard support bay",
  "baseline": "No prior model of this assembly; this stage starts a separate local surface study",
  "accepted": true,
  "meshCount": 9,
  "triangles": 52,
  "textures": 0,
  "coordinates": "Blender x along drafted row, y inward, z up; not cardinal or city coordinates",
  "supportHeight": 4.4,
  "columns": [
    {
      "id": "A",
      "x": -2.65,
      "w": 0.32
    },
    {
      "id": "B",
      "x": 0,
      "w": 0.48
    },
    {
      "id": "C",
      "x": 2.45,
      "w": 0.32
    }
  ],
  "sectionDepth": 0.48,
  "soffitBounds": [
    -3.3,
    3.3,
    -0.5,
    2.25,
    4.4
  ],
  "upperStudyCut": 4.95,
  "cutIsNotSlabThickness": true,
  "metric": false,
  "cityAttached": false,
  "existingEntranceChanged": false,
  "completedBuildings": 0,
  "hiddenJunctionClosures": 0,
  "geometryIncrement": 1,
  "scope": "Three uprights and visible returns meet a continuous underside patch; two short outer-wall context strips. All unseen column backs, caps, foundations, rear-wall contact, ground surface, roof, stairs and services omitted.",
  "EXTERNAL_DISTRIBUTION_BLOCKED": true
}