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Roman Road on Mynydd Illtyd, North-Eastern section is a Roman road protected as a scheduled monument by Cadw. The road traverses the upland moorland landscape of Mynydd Illtyd in Wales, crossing terrain underlain by Lower Devonian rocks comprising mudstone, siltstone and sandstone formations that date to the Early Devonian period. These ancient bedrock materials would have presented a solid though demanding foundation for Roman road construction across this elevated Welsh landscape.
The survival of this road section demonstrates Roman engineering adapted to high moorland conditions. Rather than the substantial gravel metalling visible on lowland Roman routes, upland roads often exploited natural stone foundations to create stable surfaces suitable for military and commercial traffic. The Devonian geology of Mynydd Illtyd would have provided serviceable stone for this purpose, though the exposed moorland environment meant constant maintenance against erosion and weather damage.
This monument represents an important part of Wales's Roman transport network, which connected forts, settlements and resources across the province. The north-eastern section preserved on Mynydd Illtyd forms part of a broader pattern of Roman military infrastructure that facilitated the occupation and administration of upland Wales during the Roman period.
Roman Road on Mynydd Illtyd, North-Eastern section is a scheduled monument protected by Cadw under reference BR225. View the official record →
Roman Road on Mynydd Illtyd, North-Eastern section is a Roman road protected as a scheduled monument by Cadw. It is designated a Scheduled Ancient Monument by Cadw under reference BR225.
Roman Road on Mynydd Illtyd, North-Eastern section dates from the roman period, and is classified as a road. It is one of over 32,000 scheduled monuments protected across the UK.
Roman Road on Mynydd Illtyd, North-Eastern section 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 BR225.
Several scheduled monuments lie within 10 km, including Nant y Gaseg long hut (6.7 km), Nant Mawr Round Cairn (7 km), Storey Arms Anti-invasion Defences (7.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Roman Road on Mynydd Illtyd, North-Eastern section'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.
Roman Road on Mynydd Illtyd, North-Eastern section stands on Lower Devonian Rocks (Undifferentiated), bedrock that formed in the Early Devonian. The rock here is mudstone, siltstone and sandstone.