What can 'Peter the pothole' tell us about state of UK roads?

How long would it take for a Colchester pothole to be noticed, reported and fixed?

Measuring 60cm (24in) wide and 10cm (4in) deep, how long would it take for a pothole on a road in Colchester to be noticed, reported and fixed? And what could one pothole tell us about the state of the UK's roads?

To find out, Laurence Cawley spent a year investigating and tracking 'Peter the Pothole'...