Latitude: 51.8448 / 51°50'41"N
Longitude: -3.3712 / 3°22'16"W
OS Eastings: 305633
OS Northings: 217132
OS Grid: SO056171
Mapcode National: GBR YQ.TSH8
Mapcode Global: VH6CC.JW3N
Plus Code: 9C3RRJVH+WG
Map layers use either open data or maps from the Ordnance Survey and Maptiler APIs.
Historic map layers are currently experimental and may not necessarily be available all the time.
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NLS (Historic)
Entry Name: Torpantau tunnel - E portal
Listing Date: 17 December 1998
Last Amended: 17 December 1998
Grade: II
Source: Cadw
Source ID: 21176
Building Class: Transport
ID on this website: 300021176
Location: On the mountainside within a forestry plantation almost due W of Pont Blaen-y-glyn and below the summit of Coetgae-llwyn.
County: Powys
Community: Talybont-on-Usk (Tal-y-bont ar Wysg)
Community: Talybont-on-Usk
Locality: Taf Fechan
Traditional County: Brecknockshire