Any large project requires good planning to prevent—or at least minimize—unpleasant surprises. An Autodesk Civil 3D project with large data sets is no different. In this case, the project team should set up its data files and configure Autodesk Civil 3D for optimum efficiency of operations. Generating screen displays and propagating updates through a network of related objects can be very time consuming with large data sets, but there are many ways to reduce the processing time.