Morlais

Menter Mon Morlais Ltd
Contract value:

Capabilities:
Energy & renewables Energy project 2024

A design and build of the onshore infrastructure for the tidal energy project in Holyhead, Anglesey.

Works included:

  • Landfall substation design and build containing nine bays, ancillary buildings, and transformer bays
  • Sustainable drainage systems (SuDS), which featured a surface water drainage system that included an attenuation pond and flow restriction devices to meet agreed discharge rate
  • Onshore connector cable route design and build comprising 6.4km of trefoil ducting, 132kv cable installation, and 11 joint pits
  • Extensive traffic management including road closures and diversions
  • Horizontal directional drilling (HDD) in rock including watercourse crossings
  • Grid connection substations
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