Scotswood Heat Network Repair
Project Location:
Newcastle
Client Name:
E.ON
Project Description:
Valmech, part of OCU Group, was appointed by E.ON to carry out repair works to a leaking section of underground district heating network at Bellshiel Grove, Newcastle.
The works involved investigatory excavation to locate and expose the leak, followed by mechanical repair and replacement of the affected pipework. Delivered within a live residential environment, the scheme required secure segregation, controlled access and careful coordination of isolation, excavation and reinstatement activities to ensure safety and minimise disruption to residents.
Key Stats:
Repair of underground district heating network
Temporary road closure with secure site segregation and controlled access
Maintained access to adjacent residential properties
2 Weeks
Duration
Challenge
Locating and safely exposing the leak through investigatory excavation before confirming the repair approach
Delivering works within a live residential area, requiring strict control of access, safety, and minimising disruption to occupants
Managing isolation of a live district heating network to enable safe repair without wider system impact
Undertaking excavation, hot works and reinstatement within a constrained footprint
Solution
Established a secure working area using fencing and controlled access/egress to protect residents and the public
Undertook planned investigatory excavation using a combination of mechanical and hand-digging techniques
Coordinated repair activities through formal isolation permits and client approvals prior to system shutdown and re-pressurisation
Maintained clear communication with stakeholders to manage access and minimise disruption
Backfilled excavation in controlled layers and reinstated surfaces to match existing residential standards
Outcome
Successfully repaired the leaking district heating main and restored heat supply
Maintained network integrity through controlled isolation and reinstatement processes
Ensured continuous safe access for residents throughout the programme
Completed reinstatement ensuring area was returnedto its original condition
Delivered all works within the planned two-week programme
Ensured high-quality reinstatement in a visible residential setting
