elevation. The building was demolished as part of the redevelopment project. 50. Agricultural Hall and 39. Douglas Wadley Pavilion These buildings were built in 1963 with further 1968 & 1977 extensions to the Douglas Wadley Pavilion. The original section of the Agricultural Hall and Douglas Wadley Pavilion was a low-pitched, double-gabled steel-framed structure clad with corrugated, galvanized iron. The words "AGRICULTURAL HALL" AND "DOUGLAS WADLEY DOG PAVILION" were located on the eastern elevation. Internally, the Agricultural Hall section comprised a two-storey volume space with a concrete floor and a steel-trussed ceiling. The 1968 extensions included the addition of a two-storey brick and steel-framed section with a concrete floor and concrete pillars. The large, open space had seating located around the main show area. Stalls for the animals were located on the ground and first floors. The 1977 addition was a two-storey brick section. Part of this addition was the "Henry Phillips Council Room" located on the first floor of the brick addition. These buildings were demolished as part of the redevelopment project. Area 8 This consists of the railway corridor through the Showgrounds. The principal elements of cultural heritage significance in Area 8 include: the Railway Corridor – which dates to 1881 the stone cuttings on the northwest side of the line, near Sideshow Alley the bridge/sub-way giving access from the John MacDonald Stand to Show Ring No.2 and associated masonry viaduct. Heritage listing Brisbane Showgrounds was listed on the Queensland Heritage Register on 25 July 2003 having satisfied the following criteria. The place is important in demonstrating the evolution or pattern of Queensland's history. In use as a showground since 1876, the Brisbane Showgrounds is significant for its long association with the Royal National Agricultural and Industrial Association of Queensland (RNA) and has been important in furthering the expansion and development of agriculture and industry in Queensland since the 1870s. From the first Exhibition held in 1876, the objective has been to showcase the full range of Queensland's agricultural, horticultural, pastoral and industrial resources. The place is important in demonstrating the principal characteristics of a particular class of cultural places. The Brisbane Showgrounds is important as an example of a large operating exhibition ground in a capital city and as Queensland's premier showgrounds. There is a dynamic to the place, the form and composition of which has been evolving since its inception. The principal elements of cultural heritage significance