BR General Utility Pack 1 This pack includes 4 Liveries: Green, Red, Maroon, Maroon Lined, and likewise include Clean and Weathered variants of each livery. The wagons also include animated front doors and side doors as well as fully animated vacuums and couplings. The General Utility Vans were a series of bogie vans built by British Railways used for transporting parcels mail, vehicle and other goods. These were used over the entire British railways with some still remaining in service with Network Rail.