After the First World War, construction of the Bristol Portway along the Avon Gorge necessitated the closure of the line from Sneyd Park Junction to Hotwells, with trains along it ceasing on 3 July 1922. By this point there were nine trains per day from Hotwells, and eight return. To compensate for the loss of service, the Great Western provided an additional four trains daily towards Bristol and six toward Avonmouth. In 1923, grouping resulted in the Midland Railway being absorbed into the London, Midland and Scottish Railway (LMS), and the line continued in a joint arrangement between the Great Western and the LMS. From 1928 many trains to Avonmouth were extended to . By 1947, just before the railways were nationalised, there were 33 services each direction between Avonmouth and Temple Meads, with 18 on Sundays. Some trains made circular trips to and from Temple Meads via Clifton Down and or .