The road measures 26.17 miles long and would take a car obeying speed limits 51 minutes to travel its length.
The A3057 is a A Road and is located in the Zone 3 Highways Region.
This is a true long-distance route, journeying through numerous towns like ROMSEY, Timsbury, Michelmersh, Kimbridge, Mottisfont, Kings Somborne, STOCKBRIDGE, Leckford, Chilbolton, Fullerton, Cottonworth, Goodworth Clatford, Upper Clatford, ANDOVER, Ashfield, Nursling, SOUTHAMPTON, and Rownhams.
The road connects Hampshire and Hampshire.