NPRN407090
Map ReferenceST09NE
Grid ReferenceST0901796768
Unitary (Local) AuthorityMerthyr Tydfil
Old CountyGlamorgan
CommunityTreharris
Type Of SiteRAILWAY TUNNEL
PeriodPost Medieval
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Description
Tunnel, 640m long, taking the Taff Vale Extension railway through to the Cynon valley under the Cefn Glas ridge; disused.
RCAHMW, 29 November 2007.