{
  "schema_version": "1.0",
  "rubrics": [
    {
      "id": "R1",
      "requirement": "The model shall contain eight lettered grid lines A through H."
    },
    {
      "id": "R2",
      "requirement": "The model shall contain seven numbered grid lines 1 through 7."
    },
    {
      "id": "R3",
      "requirement": "The model shall space the lettered grids A–B 7'-9\", B–C 1'-9\", C–D 2'-3 1/2\" and D–E 3'-4 1/2\"."
    },
    {
      "id": "R4",
      "requirement": "The model shall space the lettered grids E–F 5'-8 1/2\", F–G 5'-10 1/2\" and G–H 2'-6\"."
    },
    {
      "id": "R5",
      "requirement": "The model shall space the numbered grids 1–2 15'-1 1/2\", 2–3 17'-1 1/2\" and 3–4 7'-9\"."
    },
    {
      "id": "R6",
      "requirement": "The model shall space the numbered grids 4–5 7'-1 1/2\", 5–6 9'-1 1/2\" and 6–7 2'-6\"."
    },
    {
      "id": "R7",
      "requirement": "The model shall contain at least 15 rectangular isolated concrete footings placed at grid intersection locations."
    },
    {
      "id": "R8",
      "requirement": "The model shall include one elongated footing along grid A spanning from grid 4 to grid 3."
    },
    {
      "id": "R9",
      "requirement": "The model shall include footings near intersections A/7, F/7, H/6, A/1, E/1 and H/1, as shown in the diagrams."
    },
    {
      "id": "R10",
      "requirement": "The model shall contain rebar elements forming a bottom mat in two orthogonal directions within each footing."
    },
    {
      "id": "R11",
      "requirement": "The model shall contain column dowel or stirrup rebar at the column position within the footings."
    },
    {
      "id": "R12",
      "requirement": "The drawing shall include string dimensions along both grid directions matching the stated grid spacings."
    },
    {
      "id": "R13",
      "requirement": "The drawing shall include four elevation markers named for the North, South, East and West directions arranged around the plan."
    },
    {
      "id": "R14",
      "requirement": "The model shall use imperial feet-and-inch project units."
    }
  ]
}