{
  "shape": "trapezoidal",
  "width": "3",
  "leftSlope": "2",
  "rightSlope": "2",
  "n": "0.025",
  "discharge": "10",
  "slope": "0.001",
  "singleControl": "broadWeir",
  "weirHeight": "1",
  "weirLength": "3",
  "broadCoefficient": "0.9",
  "reachLength": "0"
}