Documentary looking at potholes, which cause rage, rows and roadworks, costing billions of pounds to repair, and are responsible for injuring hundreds of people each year. The road network is being pushed to the limit and for the workers on the frontline, it can be like going into battle. Some councils say they're at financial breaking point, struggling to cope with the pothole problem. An army of workers are working tirelessly to keep the UK's roads safe, but the 'pothole vigilantes' say they've had enough and have taken matters into their own hands.