This is a train and track-master simulation game. Old Oak Common is a train and traction maintenance depot to the west of London, in Old Oak Common. The depot is the main facility for the storage and servicing of locomotives and multiple-units from Paddington. The Great Western Railway Company's main lines from London Paddington (the Great Western Main Line of 1838-1841 to Bristol, and the 1903 "New North Main Line" to the Great Western and Great Central Joint Railway at Northolt) divided at Old Oak junction. Amidst the hustle and bustle of this busy locomotive junction, it is your job to keep everyone safe and keep the trains running on time.