The decade of the 1930s was defined by the profound impact of the Great Depression, which fundamentally reshaped the management and economic priorities of the Queensland Railways. Despite these challenging times, the Commissioner's Reports from 1930 to 1939 provide a detailed record of how the Cleveland Line and the broader network adapted to shifting passenger demands and industrial needs during a period of significant social and economic upheaval. During this decade the last "infill" station on the Cleveland line opened at Barinia.

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