The road through Fochriw close to Rhaslas pond remains shut off from Bogey road following a traffic incident, with emergency responders currently attending the location.
Alternative routes have been established which could lead to delays.
Residents are being asked to steer clear of the vicinity.
Further updates will follow as information becomes available.
Gwent Police have released a communication regarding the situation, confirming that two male individuals required hospital treatment following the collision on Fochriw Road.
The carriageway has now resumed normal operation.
