Overview
Onllwyn Colliery Drift, Bft 3. is recorded as Tunnel in Wales Neath Port Talbot. The National Monuments Record of Wales records Onllwyn Colliery Drift, Bft 3. as Tunnel from the Post Medieval period.
Why it was made
The saved account records: The National Monuments Record of Wales records Onllwyn Colliery Drift, Bft 3.
People and events
The saved account records: as Tunnel from the Post Medieval period.
How it worked
The saved account records: Inclusion does not by itself mean that the public may enter the place.
What remains
The official record fixes the place and calls it Tunnel. It does not provide a full list of finds or a current condition report, so visible and buried remains are not guessed.
Why it mattered
Onllwyn Colliery Drift, Bft 3. matters as a recorded tunnel tied to an exact landscape. The account keeps what is known useful while leaving names, dates and claims unsupported by the source visibly open.
History checked 15 August 2026 against the named sources below.
Places near here
- Onllwyn Ironworks Branch, Bftmonumentunder 0.1 miles
- Onllwyn Colliery Shaft, Bft 3.monumentunder 0.1 miles
- River Dulais Bridge,Onllwyn,Bfmonumentunder 0.1 miles
- River Dulais Bridge, Bft 3.2Emonumentunder 0.1 miles
- Onllwyn Railway Station, Neath and Brecon Railwaymonumentunder 0.1 miles
- Onllwyn Ironworks, Calcining Kilnmonumentunder 0.1 miles
- Onllwyn Colliery Level 7, Bftmonumentunder 0.1 miles
- Onllwyn Ironworks, on llwynmonumentunder 0.1 miles
- Drum Colliery, Level 2, Bft (3monument0.1 miles
- Onllwyn Collierymonument0.1 miles
- Onllwyn Colliery Shaft 2, Bftmonument0.1 miles
- Onllwyn Colliery, Coal Level 5monument0.1 miles
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