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Boolboonda Tunnel : ウィキペディア英語版 | Boolboonda Tunnel The Boolboonda Tunnel is an abandoned heritage-listed railway tunnel near Mount Perry in Queensland, Australia. The tunnel is 192 m in length making it the longest unsupported man-made tunnel in Queensland.〔 Its construction represented an important engineering feat for rail transport in Queensland. The tunnel was constructed for the Bundaberg to Mount Perry railway line that was built in the 1880s. It passes under the Boolboonda Range through hard granite rock. It took two years to dig and was officially opened on 2 November 1883.〔 The line was deviated in 1960 and tracks removed the following year. Today the tunnel is accessible by vehicular traffic.〔 It is maintained by the Bundaberg Regional Council. ==Heritage listing==
The tunnel was listed in the Queensland Heritage Register in 1999.〔
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Boolboonda Tunnel」の詳細全文を読む
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