Full Report for Listed Buildings
Summary Description of a Listed Buildings
Reference Number
23733
Building Number
Grade
II
Status
Designated
Date of Designation
21/07/2000
Date of Amendment
21/07/2000
Name of Property
Winding Drumhouse and Incline
Address
Location
Unitary Authority
Gwynedd
Community
Llanllyfni
Town
Caernarfon
Locality
Pen-yr-Orsedd
Easting
250933
Northing
353692
Street Side
Location
Located to the south-east of the slate mill on Level VI (Bonc yr Offis) of Pen-yr-Orsedd Slate Quarry, the drumhouse is dramatically sited at the head of the incline running downhill to the south-east.
Description
Broad Class
Industrial
Period
History
Drumhouse built in the late 1860s or early '70s. The quarry opened c1816 when it was worked by William Turner. In 1863 it was bought by W A Darbishire & Co., after which it underwent substantial modernisation, reflected in the use of both water and steam power. During the 1890s about 450 men worked here; it finally closed in 1997.
Exterior
Consisting of 2 massive battered piers constucted of sawn slate blocks with a gable-ended slate roof; remains of a slate-built structure attached to south-east gable end. The slate-built incline survives in relatively good condition with some rails in situ; a flight of steps runs alongside.
Interior
Drumhouse retains winding drum with brake mechanism.
Reason for designation
Listed as a good example of a drumhouse and incline forming part of the remarkably well-preserved complex of slate quarry buildings at Pen-yr-Orsedd.
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