Gwent Police are appealing for witnesses following a single vehicle collision on Monday.
A spokesperson for Gwent Police said:
“We’re appealing for witnesses following a road traffic collision on the A40, Abergavenny.
“The collision involved one car and took place at the Hardwick gyratory at around 2pm today.
“We’re appealing for anyone who may have witnessed the collision or who has any dash-cam footage of A40 between Abergavenny and Raglan, between 1.45pm and 2.15pm, to come forward.
“The road is closed between Abergavenny and Raglan in both directions.
“The road is likely to remain closed for some time. Motorist are advised to avoid the area and use alternative routes.
“Anyone with any information can call us on 101, quoting reference 2200018109, or send us a direct message on Facebook or Twitter.
“Alternatively, you can call Crimestoppers anonymously on 0800 555 111.”