National Grid to Upgrade Network Across North Wales with New Underground Cabling

National Grid submits 4 planning applications for network upgrade in north west Wales

National Grid has submitted four planning applications to strengthen the high-voltage electricity link between Pentir, near Bangor, and Trawsfynydd in north‑west Wales.   The post National Grid submits 4 planning applications for network upgrade in north west Wales appeared first on New Civil Engineer.

National Grid’s North Wales grid upgrade clears a planning hurdle — what the Pentir–Trawsfynydd plans include

LONDON, Jan 22, 2026, 11:31 GMT National Grid said four planning applications for an electricity network upgrade in north Wales have been validated by local authorities, moving its Pentir to Trawsfynydd project into formal review. The company expects decisions early this year and, if approved, construction would start in summer 2026, with full operation scheduled for 2030. https://www.nationalgrid.com/national-grid-submits-planning-applications-…

National Grid to upgrade network across north Wales with new underground cabling

The National Grid has plans to upgrade the network across North Wales.

National Grid submits planning applications for vital electricity network upgrade in North Wales

Following submission in early December of three planning applications to Gwynedd Council and an application to Eryri National Park Authority on proposals to reinforce and refurbish the existing electricity network between Pentir and Trawsfynydd in North Wales, National Grid has received confirmation that all applications have now been validated by the respective Local Planning Authorities. Planning application validation is the initial check by …