请调整浏览器窗口大小或者请使用手机查看!
On-the-road engineers Steve and Mark are called to a block of flats where a pile of excrement has erupted out of a manhole onto the lawn, and the amount of waste is daunting.
Project director John and his team undertake a crucial test at a fresh water pipeline in the Lake District, and a garden in Rucorn, Cheshire, is being slowly submerged in sewage.
In Cumbria, under an ordinary looking field lies a massive main trunk sewer that serves more than 100,000 residents in Carlisle. Cameras take a look inside.