Download coordinates as: The A4050 road connects Barry, Vale of Glamorgan with Culverhouse Cross on the outskirts of Cardiff, Wales.

It is approximately 10 miles (16 km) long, and is the key link road between the M4 motorway and Cardiff International Airport.

Starting on the A4049 at Pengam, the road headed west across the river before turning northwards.

The road ran through the centre of Bargoed before detouring west to cross the narrow Darran Valley.

After rejoining the Rhymney Valley the road continued upstream via Brithdir to end back on the A4049 at Tir-Phil.