A1: Britain's Longest Road

Follow the men and women who work round the clock on Britain's longest and most iconic road as they strive to keep the traffic moving and the public safe. A high speed police chase leads to a major drugs bust and two swans force the road to close.

Police are called to a major pile up which threatens to close the road. Traffic examiners clamp down on dangerously overloaded vehicles and the mammoth mission to deliver a couple's dream retirement home nearly two hundred miles up the A1.

A1 traffic police in Scotland respond to an emergency with an overturned car. Tempers boil over after a double crash at rush hour and the battle to move a mammoth machine to the end of the road in London for an appointment at the Lord Mayor's Parade.

An A1 patrol gets called to help a biker fighting for his life. Traffic officers come face to face with a lorry driver flouting the law, and a boat transporter is marooned after a puncture halts his journey.

Bad drivers face a police crackdown, and traffic officers race to the scene of a treacherous blowout. And Santa's reindeer head hundreds of miles south down the A1.

Police race to the scene of a head-on collision. A milk lorry overturns bringing rush hour chaos to the A1. And a reckless speeder is tracked down after putting roadworkers lives at risk.