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Tramroad Bridge, Bailey's Tramroad, Govilon is a post-medieval industrial structure spanning a watercourse in the Brecon Beacons area of Wales. The bridge was constructed to carry the tramroad that served the ironworking and coal extraction industries of the region during the eighteenth and nineteenth centuries. Its location over a stream flowing across Lower Devonian sandstones and conglomerates reflects the geological substrate of the South Wales coalfield, where such early industrial transport networks were essential to moving raw materials and finished goods to markets.
The bridge exemplifies the engineering solutions developed for tramroad construction, which preceded the advent of railways. Built to accommodate horse-drawn wagons laden with coal, iron ore, and manufactured iron, it formed part of the infrastructure that transformed the Welsh economy during the Industrial Revolution. The structure's design and materials reflect the practical requirements of contemporary industrial transport.
The site is protected under Cadw, the Welsh heritage monuments service, as reference MM204, recognising its importance as a surviving example of post-medieval industrial architecture. The bridge remains in situ, offering evidence of the transport networks that connected extraction sites to processing works and distribution points across the industrial landscape of South Wales.
Tramroad Bridge, Bailey's Tramroad, Govilon is a scheduled monument protected by Cadw under reference MM204. View the official record →
Tramroad Bridge, Bailey's Tramroad, Govilon is a post-medieval industrial structure spanning a watercourse in the Brecon Beacons area of Wales. It is designated a Scheduled Ancient Monument by Cadw under reference MM204.
Tramroad Bridge, Bailey's Tramroad, Govilon dates from the post medieval/modern period, and is classified as a bridge. It is one of over 32,000 scheduled monuments protected across the UK.
Tramroad Bridge, Bailey's Tramroad, Govilon 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 MM204.
Several scheduled monuments lie within 10 km, including Garn Road Powder House 300m ENE of Ashgrove Bungalow (3.9 km), Old Coal Pits, Blaenavon (4.1 km), Blaenafon Ironworks (4.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Tramroad Bridge, Bailey's Tramroad, Govilon'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.
Tramroad Bridge, Bailey's Tramroad, Govilon stands on Lower Devonian Rocks (Undifferentiated), bedrock that formed in the Early Devonian. The rock here is sandstone and conglomerate, interbedded.