modelling question

New to omniplan. Beginners question.

How would you model the following in omniplan?

task = dig a trench 10.000 meters

available resources

  • machine-one, capacity = 1 km per day, cost = $10 per meter
  • machine-two, capacity = 0,7 km per day, cost = $10 per meter
  • machine-three, capacity = 0,5 km per day, cost = $10 per meter

excavators report progress daily in meters