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Offa's Dyke: Section extending 1125m SW to Gilfach Wood is an early medieval linear earthwork protected by Cadw as a scheduled monument. Constructed during the late eighth century, this substantial portion of the wider dyke system stretches across challenging terrain in Wales, following the natural contours of the landscape. The earthwork runs across Ludlow Rocks bedrock, comprised of mudstone, siltstone and sandstone formations that shaped both the construction method and the dyke's impressive endurance across more than a millennium.
This particular section demonstrates the engineering adaptability required to maintain the boundary across varying ground conditions. The dyke's massive proportions—comprising a ditch and bank—would have formed a formidable barrier and boundary marker across the Welsh borderlands. The Ludlow geology provided stable foundations that have allowed the earthwork to survive largely intact through the medieval period to the present day.
The 1125-metre section extending south-west to Gilfach Wood represents one of the most extensively preserved portions of this monument, which extends for approximately 177 kilometres overall. Its survival owes much to the challenging topography and the bedrock composition that discouraged later agricultural disturbance. The dyke remains a significant testimony to early medieval frontier construction and territorial demarcation between Welsh and Anglo-Saxon kingdoms.
Offa's Dyke: Section extending 1125m SW to Gilfach Wood is a scheduled monument protected by Cadw under reference RD020. View the official record →
Offa's Dyke: Section extending 1125m SW to Gilfach Wood is an early medieval linear earthwork protected by Cadw as a scheduled monument. It is designated a Scheduled Ancient Monument by Cadw under reference RD020.
Offa's Dyke: Section extending 1125m SW to Gilfach Wood dates from the early medieval period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across the UK.
Offa's Dyke: Section extending 1125m SW to Gilfach Wood 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 RD020.
Several scheduled monuments lie within 10 km, including Three Roman Camps (revealed by aerial photography) NE of Walton (6.6 km), Knapp Farm Mound (6.8 km), Offa's Dyke: Rushock Hill section, extending 1630yds (1490m) E to Kennel Wood (6.8 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Offa's Dyke: Section extending 1125m SW to Gilfach Wood'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.
Offa's Dyke: Section extending 1125m SW to Gilfach Wood stands on Ludlow Rocks (Undifferentiated), bedrock that formed in the Ludlow. The rock here is mudstone, siltstone and sandstone.