The road measures 3.72 miles long and would take a car obeying speed limits 6 minutes to travel its length.
The B3108 is a B Road and is located in the Zone 3 Highways Region.
The road passes through several towns, including Monkton Combe, Limpley Stoke, BRADFORD-ON-AVON, and Winsley.
The road connects Somerset and Wiltshire.