Closed call · historical reference

Innovation Exchange challenge: No dig measurement of pipe condition to ascertain the remaining lifespan of pressurised ferrous pipelines

Background The challenge holder is a major UK water company with a substantial network of underground pipes. Certain of these are ferrous pipes (cast iron, spun iron, steel and ductile iron) and often quite old and used to pump effluent (Rising Mains). Many are suffering from degradation due to cor…