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Trawsgoed Roman Fort is a Roman fort situated in Wales, constructed on bedrock of Llandovery rocks comprising mudstone, siltstone and sandstone. These soft sedimentary deposits would have presented particular challenges for the fort's builders, who needed to ensure stable foundations for the substantial timber and earthwork structures characteristic of Roman military installations. The underlying geology is typical of central Wales, where such mixed sedimentary sequences are widespread.
The fort forms part of the network of Roman military sites established to control the interior of Wales during the occupation period. Like other forts of its type, Trawsgoed would have served as a garrison settlement, housing troops and coordinating military operations across the region. The site's construction and layout would have followed standard Roman military engineering practices adapted to the local terrain and available resources.
The fort is now protected as a scheduled monument under Cadw's protection, registered under reference CD119. This designation reflects its archaeological importance as evidence of Roman military organisation and presence in Wales. The site remains a valuable resource for understanding how the Romans adapted their fortress designs to the challenging geology and landscape of the Welsh interior during the occupation period.
Trawsgoed Roman Fort is a scheduled monument protected by Cadw under reference CD119. View the official record →
Trawsgoed Roman Fort is a Roman fort situated in Wales, constructed on bedrock of Llandovery rocks comprising mudstone, siltstone and sandstone. It is designated a Scheduled Ancient Monument by Cadw under reference CD119.
Trawsgoed Roman Fort dates from the roman period, and is classified as a fort. It is one of over 32,000 scheduled monuments protected across the UK.
Trawsgoed Roman Fort 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 CD119.
Several scheduled monuments lie within 10 km, including Craig Ystradmeurig Round Cairn (5.3 km), Pantcamddwr Ring Cairn (5.5 km), St Ffraed's Well, Cynhawdre (5.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Trawsgoed Roman Fort'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.
Trawsgoed Roman Fort stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is mudstone, siltstone and sandstone.