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'World's oldest railway tunnel' awarded protected status

BBC NEWS 19 March 2015 UK Derbyshire

What is believed to be the world's oldest railway tunnel - dating from 1793 - has been given protected status.
Fritchley Tunnel was built as part of the Butterley Gangroad, a horse-operated railway linking the Cromford Canal with quarries at Crich.
The Derbyshire tunnel has been scheduled as an ancient monument.