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Offa's Dyke is a linear earthwork constructed during the reign of King Offa of Mercia in the late eighth century, primarily serving as a territorial and defensive boundary between the Anglo-Saxon kingdom of Mercia and the Welsh principalities to the west. The section on St Briavels Common, situated 190 metres west of Hudnalls Farm, comprises an upstanding bank and ditch characteristic of the monument's construction across its length of approximately 177 kilometres along the Anglo-Welsh border. At this location the dyke survives as a substantial earthwork, demonstrating the considerable labour investment undertaken in its creation, though the precise military or administrative function of individual sections remains a subject of scholarly debate. The monument represents one of the most significant surviving structures from the Anglo-Saxon period and provides evidence of eighth-century territorial organisation and the frontier dynamics between Anglo-Saxon and Welsh polities.
Offa's Dyke: section on St Briavels Common, 190m west of Hudnalls Farm is a scheduled monument protected by Historic England under reference 1020526. View the official record →
Offa's Dyke is a linear earthwork constructed during the reign of King Offa of Mercia in the late eighth century, primarily serving as a territorial and defensive boundary between the Anglo-Saxon kingdom of Mercia and the Welsh principalities to the west. It is designated a Scheduled Ancient Monument by Historic England (NHLE) under reference 1020526.
Offa's Dyke: section on St Briavels Common, 190m west of Hudnalls Farm is a Scheduled Ancient Monument, legally protected by Historic England (NHLE) — the body responsible for designating and safeguarding heritage sites in England. The official designation reference is 1020526.
Several scheduled monuments lie within 10 km, including Lancaut promontory fort (6.9 km), Lancaut deserted village (7.1 km), St Arvan's Church Cross-slab (7.4 km).
This page is just one thread. A full Aubrey report pulls together 15 strands of Offa's Dyke: section on St Briavels Common, 190m west of Hudnalls Farm'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 on St Briavels Common, 190m west of Hudnalls Farm stands on Upper Devonian Rocks (Undifferentiated), bedrock that formed in the Late Devonian. The rock here is sandstone and conglomerate, interbedded.