British Listed Buildings

History in Structure

Engine House

A Grade II Listed Building in Llanllyfni, Gwynedd

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Coordinates

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

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

Tagged with: House

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History

Engine house built in 1906 as part of improvements and expansion carried out to the quarry at that time. The quarry opened c1816 and in 1863 it was bought by W A Darbishire & Co. During the 1890s about 450 men worked here: it finally closed in 1997.

Exterior

Regularly coursed slate slabs and rubblestone; slate roof. Rectangular plan, east gable set into bank. Door opening to left in long south wall. In direct alignment with blondin ropeway system extending across the quarry to the north-west.

Interior

Retains winding drum operated from a Bruce Peebles 3-phase motor of 1906 through reduction gearing, of which the motor, control mechanism and liquid controller survive.

Reasons for Listing

Included as a well-preserved engine house, which with its associated blondin ropeway system is a significant feature of the quarry.

Scheduled Ancient Monument (208).

External Links

External links are from the relevant listing authority and, where applicable, Wikidata. Wikidata IDs may be related buildings as well as this specific building. If you want to add or update a link, you will need to do so by editing the Wikidata entry.

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Other nearby listed buildings

  • II Drying House
    Located on Level VIII (Bonc Brig) of the Pen-yr-Orsedd Slate Quarry at the foot of the modern steep access road from Y Fron.
  • II Engine House
    Located on Level VIII (Bonc Brig) of Pen-yr-Orsedd Slate Quarry at the foot of the modern steep access road from Y Fron.
  • II Engine and Compressor House
    Located on Level VIII (Bonc Brig) of the Pen-yr-Orsedd Slate Quarry towards the foot of the modern steep access road from Y Fron.
  • II Eureka Slate Mill
    Located on Level VIII (Bonc Brig) of Pen- yr-Orsedd Slate Quarry immediately to the north-east of the slate steps leading down to Level VI (Bonc yr Offis).
  • II Engine House
    Located to the north-west of the Eureka slate mill on Level VIII (Bonc Brig) of Pen-yr-Orsedd Slate Quarry.
  • II Transformer House
    Located on Level VIII (Bonc Brig) of the Pen-yr-Orsedd Slate Quarry towards the foot of the modern steep access road from Y Fron.
  • II Winding house
    Located on Level VIII (Bonc Brig) of Pen-yr-Orsedd Slate Quarry to the east of the Eureka Slate Mill.
  • II Locomotive Shed
    Located on Level VIII (Bonc Brig) of the Pen-yr-Orsedd Slate Quarry to the east of the modern steep access road from Y Fron.

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