Adelitics Team

Somewhere in your network right now, a section of trunk main has made it onto next year's replacement list for exactly one reason: it is old enough. Not leaking. Not flagged by a single sensor. Not sitting in the fault log. Just old enough, and that was sufficient. Dig it up anyway, and there is a fair chance you will find sound iron, years of genuine service life still in it, and a full replacement invoice where a repair job would have done. That is not a technical judgement. It is the...

Image source: Metro UK, "Burst water pipe in Finsbury Park turned roads into rivers" (2019) Most bursts are not surprises. They are the final event in a deterioration sequence that began long before water reached the surface. That sequence generates detectable signals: and utilities that know how to listen and interpret them can avoid most pipe breaks. That is the core argument behind leak before break: the gap between first signal and catastrophic failure is not an inevitability. It is a...