The road measures 7.88 miles long and would take a car obeying speed limits 17 minutes to travel its length.
The A4055 is a A Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like BARRY, Sully, DINAS POWYS, Llandough, CARDIFF, and PENARTH.
The road is located entirely within South Glamorgan.