Cathays railway works the Cardiff Valleys Division, under the Loans and Guarantees Act (1929): the track layout was improved; a new corrugated roof installed; and a new ramp added to the GWR standard-pattern single-road coaling stage. By 1950 under British Railways, the combined depots of Cathays and Radyr (Code:88A), had a complement of 82 locomotives, all tank-types: 2x2-8-2T; 62x0-6-2T; 15x0-6-0T; 3x0-4-2T. In 1959 the shed was divided to cope with the introduction of diesel multiple units. In 1961 the shed closed to steam, and all steam locomotives were moved to Radyr. The shed closed completely in November 1964, with the opening of the
Fairwater, Double Bay the continuation of the historical use of the house with principal and staff quarters. Of high integrity as a large family residence which at its core is John Horbury Hunt's simple, but avant-garde design, embellished by the Manson and Pickering alterations. Land title is in one lot, and closely approximates original leasehold title issued in 1863, with additions made in 1924 and 1936. Land title is inclusive of Seven Shillings Beach. Listing should exclude swimming pool and associated reinforced concrete wall. As at 8 June 2006, "Fairwater", is a large domestic residence constructed in 1882 with additions made in and