public Order()
 {
     Machineries  = new List <MachineryOnShift>();
     Dispetcher   = new Employee();
     Chief        = new Employee();
     MiningMaster = new List <Employee>()
     {
         new Employee()
     };
     Area = new OrderArea();
 }
 public virtual Order SetArea(OrderArea area)
 {
     Area = area;
     return(this);
 }