The road measures 17.53 miles long and would take a car obeying speed limits 41 minutes to travel its length.
The A129 is a A Road and is located in the Zone 1 Highways Region.
This is a true long-distance route, journeying through numerous towns like Shenfield, Hutton, BILLERICAY, Crays Hill, Ramsden Bellhouse, WICKFORD, Rawreth, RAYLEIGH, and BENFLEET.
The road connects Essex and Essex.