A1: Highway Patrol

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.

An horrific crash causes rush hour chaos on the Great North Road, and traffic inspectors launch a crackdown on lethal lorries. And the bumpy mission to deliver a herd of camels up the A1 to a city's Christmas nativity.

A lorry breakdown causes rush hour traffic chaos and emergency response teams are called after collapsed power lines close the A1. And after a marathon journey north, a fireworks display team faces having to abandon a seafront spectacular due to bad weather.

A suspected stolen vehicle leads police to pull a driver who is found to be over the drink drive limit. A truck breakdown at rush hour puts motorists' safety in jeopardy. And a couple hope their six hour A1 journey with their top show dog will end in glory.

A runaway van careers down an embankment to leave the A1 in total gridlock. Police race to a multiple car crash near Newcastle, and the battle to deliver a luxury liner to the London Boat Show on time.

A serious smash on a busy A1 junction leaves the driver's life hanging in the balance. Will treacherous weather hamper an emergency road repair? And the perils of transporting a priceless piece of art.

Emergency services fight to cut a woman free from her car after a rush hour crash. Police take a motorist suspected of drink driving off the A1. And a convoy of monster machines marches down the Great North Road.

Traffic officers race to get a stranded fuel tanker away from rush hour traffic. Police catch a vehicle travelling nearly thirty miles an hour over the speed limit. And an illegal motorist is caught red handed.

A dangerous breakdown in the fast lane spells double trouble for A1 traffic officers. A rush hour rollover threatens a horse trainer's hopes of making the big race and police put the breaks on a van driver's DIY disaster.

A rush hour crash leaves traffic officers tackling a potential fire risk. Police take the high road in a crackdown on dangerous truckers. And a marathon mission to ferry Scotland's finest food down the A1 to London.