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Omagh rectangular counterscarped earthwork is an uncertain enclosure located in County Tyrone, Northern Ireland. The monument consists of a rectangular earthwork with a distinctive counterscarped profile, a defensive feature created by steepening the outer face of the bank to increase the difficulty of approach. Situated on bedrock of the Shanmullagh Formation—a Famennian-aged sequence of sandstone, mudstone, siltstone and conglomerate—the site occupies terrain typical of the upland margins of the Sperrin region.
The purpose and date of this enclosure remain unclear, as the architectural form does not definitively indicate whether it served as a prehistoric defensive settlement, a medieval stock enclosure, or an early modern fortification. The counterscarped construction is consistent with several periods of Irish fortification practice, from late Bronze Age hillforts through to early modern military engineering. Without archaeological investigation or diagnostic surface finds, precise chronology cannot be established.
The earthwork is protected as a monument of archaeological and historical interest by the Historic Environment Division of the Department for Communities. Its preservation recognises the potential for future study to clarify its origins and function within the evolving landscape history of the Omagh area.
Rectangular counterscarped earthwork is a scheduled monument protected by Department for Communities NI under reference 15194. View the official record →
Omagh rectangular counterscarped earthwork is an uncertain enclosure located in County Tyrone, Northern Ireland. It is designated a Scheduled Ancient Monument by DfC Northern Ireland (NISMR) under reference 15194.
Rectangular counterscarped earthwork dates from the uncertain period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Rectangular counterscarped earthwork is a Scheduled Ancient Monument, legally protected by DfC Northern Ireland (NISMR) — the body responsible for designating and safeguarding heritage sites in Ni. The official designation reference is 15194.
Several scheduled monuments lie within 10 km, including Rath (2.5 km), Platform rath (3.4 km), Rath (3.4 km).
This page is just one thread. A full Aubrey report pulls together 14 strands of Rectangular counterscarped earthwork'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.
Rectangular counterscarped earthwork stands on Shanmullagh Formation, bedrock that formed in the Famennian. The rock here is sandstone, mudstone, siltstone and conglomerate.