The road measures 18.19 miles long and would take a car obeying speed limits 37 minutes to travel its length.
The A412 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 SLOUGH, George Green, IVER, RICKMANSWORTH, Mill End, Croxley Green, WATFORD, Maple Cross, West Hyde, Denham Garden Village, and Denham.
The road passes through several counties, including Berkshire, Hertfordshire, and Buckinghamshire.