Scheduled MonumentsWalesY Gyrn hut platforms
Post Medieval/Modern · House Platform

Y Gyrn hut platforms

Breconshire, Wales
Cadw SAM BR392
Period
Post Medieval/Modern
Site type
House Platform
Broad class
Agriculture and Subsistence
Nation
Wales
The designation
Reference
Cadw SAM BR392
Authority
Cadw
Designated
2009-01-23
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Y Gyrn hut platforms is a post-medieval and modern house platform located in Wales and protected by Cadw under reference BR392. The site preserves the levelled foundation traces of domestic occupation spanning the post-medieval period into modern times. Such platforms represent a practical response to settlement on sloping ground, where inhabitants cut into the hillside to create flat building surfaces, a common approach to house construction across rural Wales.

The monument sits upon Lower Devonian bedrock, composed of alternating layers of sandstone and conglomerate that were laid down in shallow marine environments during the Early Devonian period. This geology would have presented both challenges and opportunities to the builders: the harder rock layers would have required effort to level, but once prepared, the underlying stone provided a stable foundation resistant to erosion and subsidence.

The hut platforms at Y Gyrn document continuity of settlement and adaptation of the landscape for domestic purposes across several centuries. Evidence of such long-lived occupation sites contributes to understanding patterns of rural habitation and land use in post-medieval Wales, revealing how communities sustainably modified their immediate environment to establish homes within the constraints of the local topography and geology.

Y Gyrn hut platforms is a scheduled monument protected by Cadw under reference BR392. View the official record →

About this monument

Questions & answers

What is Y Gyrn hut platforms?

Y Gyrn hut platforms is a post-medieval and modern house platform located in Wales and protected by Cadw under reference BR392.

What period does Y Gyrn hut platforms date from?

Y Gyrn hut platforms dates from the post medieval/modern period, and is classified as a house platform. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Y Gyrn hut platforms?

Y Gyrn hut platforms 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 BR392.

What other scheduled monuments are near Y Gyrn hut platforms?

Several scheduled monuments lie within 10 km, including Cefn Esgair-carnau Burnt Mound (8.3 km), Afon Hepste Settlement Enclosure (8.5 km), Glog Las round cairn (8.6 km).

Unlimited access

Everything a full report reveals about Y Gyrn hut platforms

This page is just one thread. A full Aubrey report pulls together 13 strands of Y Gyrn hut platforms's history, each drawn from the record and mapped to the exact spot:

Overview
An interactive map of the location with every monument and battle plotted, and a plain-language history built only from what the record holds.
Monuments
The legally protected scheduled monuments around the location, each with its period, type and significance.
Battlefields
The battles and sieges fought on this ground, mapped and set on a timeline of the wider conflict.
Roman Britain
The Roman roads, forts and towns near here, and the Iron Age people who held the land before Rome arrived.
Civil War
The Civil War fighting, garrisons and recorded militaria in this area, woven into the arc of 1642 to 1651.
Geology
The bedrock beneath the site, its age and rock type, reaching back hundreds of millions of years.
Local Names
What the street and field names around here actually mean, and the history buried inside them.
Historical Maps
Ordnance Survey maps from the 1800s, layered over the location as it stands today.
Literature
The books, county histories, charters and archives that mention this place, quoted with their sources.
Legal
The protected sites nearby and the metal-detecting, access and treasure laws that apply to this ground.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Target Zones
For detectorists: the most promising ground to search nearby, ranked by confidence, with what to expect.
Timeline
The whole story of the location told era by era, from prehistory to the present day.
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The ground beneath

The bedrock under Y Gyrn hut platforms

Y Gyrn hut platforms stands on Lower Devonian Rocks (Undifferentiated), bedrock that formed in the Early Devonian. The rock here is sandstone and conglomerate, interbedded.

The wider landscape

Around Y Gyrn hut platforms

Caerphilly CastleArchaeological site · ~24.6 miles