Delays are expected on the Heads of The Valleys road near Rhymney after a crash on the A465.
South Wales Fire and Rescue Service said the incident happened just before 3.50pm today, January 23, eastbound, between Asda and Rhymney Bridge.
On Twitter they said to expect delays.
RTC: A465 EastBound between Asda Stores to Rhymney Bridge. Crews mobilised. Expect delays in area. #SWControl LKE
— SW Fire & Rescue (@SWFireandRescue) January 23, 2015