Air valve performance investigation

An installation of live monitoring equipment on three air valves to investigate their performance and to ensure they were fully operational.

SmartCAT® pipeline condition assessment

As part of a 40km long pipeline assessment, we inspected three ageing portable water mains at a strategic crossing location.

Refurbishment of 118 year old Swalwell Pipe Bridge complete

AESL has recently completed the refurbishment of the 118 year old Swalwell pipe bridge on behalf of Northumbrian Water Limited.