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Disgwylfa Tramroads is a post-medieval and modern tramroad situated in Wales, protected by Cadw under the reference MM340. The monument lies across Dinantian bedrock comprising limestone with subordinate sandstone and argillaceous rocks, geological strata laid down during the Mississippian period. This geology, characteristic of south Wales coalfield regions, provided both the mineral resources that justified the tramroad's construction and the challenging terrain it was engineered to cross.
Tramroads of this period served as crucial transport infrastructure, connecting mines, quarries and industrial sites to distribution points, predating the widespread adoption of steam railways. Built to accommodate horse-drawn or gravity-fed wagons, they typically featured cast-iron or stone-laid tracks and followed grades dictated by local topography.
The Disgwylfa Tramroads represents an important phase in Welsh industrial development, when improved transport networks became essential to exploit the region's rich mineral deposits. The survival of this monument allows us to understand how communities adapted nineteenth-century transport technology to their landscape, creating the infrastructure that sustained industrial Wales.
Disgwylfa Tramroads is a scheduled monument protected by Cadw under reference MM340. View the official record →
Disgwylfa Tramroads is a post-medieval and modern tramroad situated in Wales, protected by Cadw under the reference MM340.
Disgwylfa Tramroads dates from the post medieval/modern period, and is classified as a tramroad. It is one of over 32,000 scheduled monuments protected across the UK.
Disgwylfa Tramroads is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is MM340.
Several scheduled monuments lie within 10 km, including Old Coal Pits, Blaenavon (5.1 km), Garn Road Powder House 300m ENE of Ashgrove Bungalow (5.2 km), Engine Pit, Blaenavon (5.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Disgwylfa Tramroads's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Disgwylfa Tramroads stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.