Latitude: 53.0635 / 53°3'48"N
Longitude: -4.2264 / 4°13'34"W
OS Eastings: 250910
OS Northings: 354120
OS Grid: SH509541
Mapcode National: GBR 5K.C5TC
Mapcode Global: WH54Z.18Q9
Plus Code: 9C5Q3Q7F+9F
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: Engine House
Listing Date: 21 July 2000
Last Amended: 21 July 2000
Grade: II
Source: Cadw
Source ID: 23676
Building Class: Industrial
ID on this website: 300023676
Location: Located on Level VIII (Bonc Brig) of Pen- yr-Orsedd Slate Quarry at the foot of the modern steep access road from Y Fron.
County: Gwynedd
Town: Caernarfon
Community: Llanllyfni
Community: Llanllyfni
Locality: Pen-yr-Orsedd
Traditional County: Caernarfonshire