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The latter is 540m long, and both remain in service, being the oldest single track railway tunnels still in use in Australia. </blockquote?

Would "recent" single line tunnels on the Sandy Hollow-Maryvale Railway be longer? Tabletop ( talk) 06:57, 5 September 2015 (UTC)

It doesn't say it's the longest though? The Drover's Wife ( talk) 07:22, 5 September 2015 (UTC)

The claim is oldest not longest. But you are right that was the longest until the Sandy Hollow tunnel according to [1] Kerry ( talk) 20:45, 5 September 2015 (UTC)

For tunnels in NSW, see: NSWRail.net