Road closed in both directions after water main bursts
The road is expected to remain closed for some time with drivers being urged to avoid the area.
Welsh Water
Latest Stories
Thousands left without water for days as pipes burst
A number of villages in Ceredigion and Pembrokeshire have been without water since 9pm on Saturday.
Some schools closed as parts of city have no running water
Welsh Water said some properties in the Llanedeyrn area of Cardiff are either experiencing "low water pressure or no water".