The road measures 19.69 miles long and would take a car obeying speed limits 38 minutes to travel its length.
The A474 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 AMMANFORD, Glanamman, Upper Brynamman, Garnant, Gwaun Cae Gurwen, Cwmgors, Pontardawe, Bryncoch, Briton Ferry, Penrhiwtyn, and NEATH.
The road connects Dyfed and West Glamorgan.