NGN have a limited time window to trial the Method on two intermediate pressure mains running through the pedestrian and cycle tunnel in the Tyne Tunnel. The Project will trial the Method on two lengths of pipe approximately 300m in length.
Dependant on the characteristics of the pipeline In one particular portion and how it responds to the Method, it may be necessary to fit an ultrasonic device permanently with a remote connection, to enable the pipeline to be inspected easily at any point in the future
The objectives are: