private FacilityManager()
 {
     if (System.IO.File.Exists("wellpads.dat"))
     {
         WellPads = FileSerializer.Deserialize("wellpads.dat");
     }
     else
     {
         LoadTestData();
     }
 }
 public void Save()
 {
     FileSerializer.Serialize(WellPads, "wellpads.dat");
 }