 Accordingly, the access from the island platform descends to cross under the track, before rising to a street level building at the side of the street.The Argyle line was a considerable success, and trains ran through from the Hamilton Circle and from Lanark, although the Lanark train was re-diverted to its previous route from Rutherglen to Glasgow Central high level station in 2013.There is a frequency of typically eight trains an hour through the line each way, operated by Abellio ScotRail.