Full Report for Listed Buildings
Summary Description of a Listed Buildings
Reference Number
22580
Building Number
Grade
II
Status
Designated
Date of Designation
04/11/1999
Date of Amendment
04/11/1999
Name of Property
Pont Nant-y-dugoed (partly in Banwy community)
Address
Location
Unitary Authority
Gwynedd
Community
Mawddwy
Town
Machynlleth
Locality
Cwm Cewydd
Easting
291767
Northing
313278
Street Side
Location
The bridge carries the main A458 Mallwyd to Welshpool road over the deep valley of the Nant-y-Dugoed
Description
Broad Class
Transport
Period
History
The bridge is one of a series of well constructed mid C19 bridges carrying the main road on a level over a series of narrow deep tributary valleys of the Afon Dugoed.
Exterior
Built of coursed squared rubble, with a single large semi-circular arch of flush even shale voussoirs springing from native rock and rising to a keystone. Flush spandrels and projecting string course, and a parapet of flat coping stones. The abutments are slightly battered and the parapet turns outwards at the ends to end in demi-piers. The arch spans approximately 7.8m, rising some 6.9m above the river, and carries a carriageway 5.4m wide with 50cm parapets.
Interior
Reason for designation
Listed as a fine example of mid C19 engineering, a masonry bridge of characteristic local type spanning a narrow gorge.
Cadw : Full Report for Listed Buildings [ Records 1 of 1 ]
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