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Traffic Wales information line 0300 123 1213

Rydym yn croesawu galwadau’n Gymraeg | We welcome calls in Welsh

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The Welsh Government’s traffic information service for motorways and trunk roads in Wales

A40 Ynys Yr Wyddfa, Sennybridge: Landslip Remediation

Start Date : 09/01/23 | End Date : October 2023

Works to realign carriageway and build a retaining wall to reopen both carriageways on the A40 at Ynys yr Wyddfa near Sennybridge, closed as a result of a landslip. Estimated completion is October 2023. 

Works to realign carriageway and build a retaining wall to reopen both carriageways on the A40 at Ynys yr Wyddfa near Sennybridge, closed as a result of a landslip.

The diversion route will be via the A40 to Llandovery, A483 to Builth Wells and A470 to Brecon and vice versa. 

The existing traffic lights will remain in place until the completion of the works programmed to be October 2023. 

For further information, please contact Traffic Wales on 0300 123 1213 or via Twitter @TrafficWalesS


Call the Traffic Wales information line
0300 123 1213

Rydym yn croesawu galwadau’n Gymraeg
We welcome calls in Welsh

Contact us