The road starts near
Lawrence Hill in
Bristol on the
A420 and heads North-East, where it intersects the
A4320. It continues to Downend, passing
Easton and
Fishponds, where it has three junctions with the
A4017 before heading north to a roundabout with the
A4174. After the roundabout it goes north over the
M4 and heads North-East to
Yate, and once it reaches it the road splits into a
dual carriageway until it gets to
Chipping Sodbury. The road heads East out of
Chipping Sodbury and continues that way until it terminates at the
A46. ==See also==