{
  "revision": "18.5",
  "main_project": "Chakana de madera 3 m",
  "status": "premontaje conceptual, pendiente de ensayo en taller y cálculo de uniones",
  "density_assumptions_kg_m3": {
    "structural_and_recovered_wood": 500,
    "plywood_table": 650
  },
  "nominal_model_mass_kg": 281.0,
  "packages": [
    {
      "id": "V-I",
      "name": "Cuerpo izquierdo",
      "piece_count": 69,
      "wood_nominal_kg": 107.2,
      "transport_envelope_mm": [
        3000,
        1500,
        800
      ],
      "notes": "Frente+dorso+separadores, dos 3×3 continuos y un 4×4; acostar en cuna."
    },
    {
      "id": "V-D",
      "name": "Cuerpo derecho",
      "piece_count": 69,
      "wood_nominal_kg": 107.2,
      "transport_envelope_mm": [
        3000,
        1500,
        800
      ],
      "notes": "Espejo de V-I, sin empalme a mitad de base o costado."
    },
    {
      "id": "K-C",
      "name": "Kit central de cierre",
      "piece_count": 16,
      "wood_nominal_kg": 66.6,
      "transport_envelope_mm": [
        2000,
        700,
        300
      ],
      "notes": "16 piezas enteras, incluye fenolico de mesa; se embala protegido dentro del camión."
    }
  ],
  "not_in_nominal_mass": [
    "H3 existentes sin espesor medido",
    "tornillos y placas pendientes",
    "humedad y densidad reales",
    "cunas, flejes y acolchado",
    "LED y sonido desmontables"
  ],
  "truck": {
    "user_estimate_clear_width_mm": 2400,
    "user_estimate_length_mm": 15000,
    "height_and_handling": "pendiente de medir"
  },
  "handling": "No tratar el cuerpo como pieza autoportante durante el izado: diseñar cuna, puntos de amarre y maniobra con carpintero/ingeniero; pesar cada bulto terminado.",
  "IDs": {
    "izquierdo": [
      "FRAME_FRONT_02",
      "FRAME_FRONT_03",
      "FRAME_FRONT_04",
      "FRAME_FRONT_11",
      "FRAME_FRONT_12",
      "FRAME_FRONT_13",
      "FRAME_FRONT_14",
      "FRAME_BACK_02",
      "FRAME_BACK_03",
      "FRAME_BACK_04",
      "FRAME_BACK_11",
      "FRAME_BACK_12",
      "FRAME_BACK_13",
      "FRAME_BACK_14",
      "LONG_FRONT_-1",
      "LONG_BACK_-1",
      "DEPTH_01",
      "DEPTH_02",
      "DEPTH_03",
      "DEPTH_04",
      "DEPTH_05",
      "DEPTH_06",
      "DEPTH_07",
      "DEPTH_08",
      "DEPTH_09",
      "DEPTH_10",
      "SKIN_RAIL_02_0",
      "SKIN_RAIL_03_0",
      "SKIN_RAIL_04_0",
      "BRACE_DEPTH_-1_-1",
      "BRACE_DEPTH_-1_+1",
      "POST_-1",
      "TABLE_ARM_-1",
      "BRACE_TABLE_-1",
      "BRACE_REAR_-1",
      "FACADE_-1_-1_-8",
      "FACADE_-1_-1_-7",
      "FACADE_-1_-1_-6",
      "FACADE_-1_-1_-5",
      "FACADE_-1_-1_-4",
      "FACADE_-1_-1_-3",
      "FACADE_-1_-1_-2",
      "FACADE_-1_-1_-1",
      "FACADE_-1_-1_+0",
      "FACADE_-1_-1_+1",
      "FACADE_-1_-1_+2",
      "FACADE_-1_-1_+3",
      "FACADE_-1_-1_+4",
      "FACADE_-1_-1_+5",
      "FACADE_-1_-1_+6",
      "FACADE_-1_-1_+7",
      "FACADE_-1_-1_+8",
      "FACADE_-1_+1_-8",
      "FACADE_-1_+1_-7",
      "FACADE_-1_+1_-6",
      "FACADE_-1_+1_-5",
      "FACADE_-1_+1_-4",
      "FACADE_-1_+1_-3",
      "FACADE_-1_+1_-2",
      "FACADE_-1_+1_-1",
      "FACADE_-1_+1_+0",
      "FACADE_-1_+1_+1",
      "FACADE_-1_+1_+2",
      "FACADE_-1_+1_+3",
      "FACADE_-1_+1_+4",
      "FACADE_-1_+1_+5",
      "FACADE_-1_+1_+6",
      "FACADE_-1_+1_+7",
      "FACADE_-1_+1_+8"
    ],
    "derecho": [
      "FRAME_FRONT_07",
      "FRAME_FRONT_08",
      "FRAME_FRONT_09",
      "FRAME_FRONT_16",
      "FRAME_FRONT_17",
      "FRAME_FRONT_18",
      "FRAME_FRONT_19",
      "FRAME_BACK_07",
      "FRAME_BACK_08",
      "FRAME_BACK_09",
      "FRAME_BACK_16",
      "FRAME_BACK_17",
      "FRAME_BACK_18",
      "FRAME_BACK_19",
      "LONG_FRONT_+1",
      "LONG_BACK_+1",
      "DEPTH_11",
      "DEPTH_12",
      "DEPTH_13",
      "DEPTH_14",
      "DEPTH_15",
      "DEPTH_16",
      "DEPTH_17",
      "DEPTH_18",
      "DEPTH_19",
      "DEPTH_20",
      "SKIN_RAIL_02_1",
      "SKIN_RAIL_03_1",
      "SKIN_RAIL_04_1",
      "BRACE_DEPTH_+1_-1",
      "BRACE_DEPTH_+1_+1",
      "POST_+1",
      "TABLE_ARM_+1",
      "BRACE_TABLE_+1",
      "BRACE_REAR_+1",
      "FACADE_+1_-1_-8",
      "FACADE_+1_-1_-7",
      "FACADE_+1_-1_-6",
      "FACADE_+1_-1_-5",
      "FACADE_+1_-1_-4",
      "FACADE_+1_-1_-3",
      "FACADE_+1_-1_-2",
      "FACADE_+1_-1_-1",
      "FACADE_+1_-1_+0",
      "FACADE_+1_-1_+1",
      "FACADE_+1_-1_+2",
      "FACADE_+1_-1_+3",
      "FACADE_+1_-1_+4",
      "FACADE_+1_-1_+5",
      "FACADE_+1_-1_+6",
      "FACADE_+1_-1_+7",
      "FACADE_+1_-1_+8",
      "FACADE_+1_+1_-8",
      "FACADE_+1_+1_-7",
      "FACADE_+1_+1_-6",
      "FACADE_+1_+1_-5",
      "FACADE_+1_+1_-4",
      "FACADE_+1_+1_-3",
      "FACADE_+1_+1_-2",
      "FACADE_+1_+1_-1",
      "FACADE_+1_+1_+0",
      "FACADE_+1_+1_+1",
      "FACADE_+1_+1_+2",
      "FACADE_+1_+1_+3",
      "FACADE_+1_+1_+4",
      "FACADE_+1_+1_+5",
      "FACADE_+1_+1_+6",
      "FACADE_+1_+1_+7",
      "FACADE_+1_+1_+8"
    ],
    "cierre": [
      "FRAME_FRONT_15",
      "FRAME_FRONT_20",
      "FRAME_BACK_15",
      "FRAME_BACK_20",
      "OPENING_FRONT_H_-1",
      "OPENING_FRONT_H_+1",
      "OPENING_BACK_H_-1",
      "OPENING_BACK_H_+1",
      "SKIN_RAIL_01",
      "SKIN_RAIL_05",
      "TABLE_BEAM_-275",
      "TABLE_BEAM_+0",
      "TABLE_BEAM_+275",
      "SUPPORT_REAR_45",
      "SUPPORT_REAR_2955",
      "TABLE_PLYWOOD_01"
    ]
  }
}