Latitude: 53.2153 / 53°12'55"N
Longitude: -4.1071 / 4°6'25"W
OS Eastings: 259398
OS Northings: 370766
OS Grid: SH593707
Mapcode National: GBR 5Q.1JSF
Mapcode Global: WH547.WFFX
Plus Code: 9C5Q6V8V+45
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: Portal at west end of Llandygai Tunnel
Listing Date: 24 May 2000
Last Amended: 24 May 2000
Grade: II
Source: Cadw
Source ID: 23457
Building Class: Transport
ID on this website: 300023457
Location: Located at west end of Llandygai Tunnel; deep cutting to west with large industrial estate on north side.
County: Gwynedd
Community: Llandygai (Llandygái)
Community: Llandygai
Built-Up Area: Llandygai
Traditional County: Caernarfonshire