Construction of the “Mystery Tunnel” started in 1910 and was completed in 1911 but it was never used.
Various myths around the Tunnel and the Ghost Bridge exist. One of these myths are reported on by Dispatch Online of 19 December 2008 in the article “Rail Tunnel was never used“.
The truth behind the Mystery Tunnel is unraveled in a well researched article by the 2012 BERRT group. The article was published in May 2013 in Civil Engineering Cry the beloved Railway