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
Splott of workers from the parent plant at Dowlais near Merthyr Tydfil. To meet the religious needs of these Welsh-speaking workers, Welsh-language chapels were opened in the area, including Ainon, Walker Road (1894, Welsh Baptists); Bethlehem, Eyre Stree (1895, Welsh Independents); and Jerusalem, Manon Street/Walker Road (1892, Calvinistic Methodists). According to the 2011 UK Census the number of Splott residents over three years old who could speak Welsh was 1,077 (8.6%). Splott has one Welsh-medium primary school, Ysgol Glan Morfa. Splott is featured in the third episode ("Ghost Machine") of the BBC science fiction drama and "Doctor Who" spin-off "Torchwood", which