Parc Cybi Industrial Estate Development, Holyhead, North Wales

Bulk excavation and infrastructure work included:

• Construction of 1,750m of a 7.3m wide carriageway
• Construction of four new roundabouts and modification of existing A55 slipway roundabout
• Street lighting, footpaths, fencing and random stone walling
• Highway and surface water drainage, including drainage swales and gravity foul sewers
• New reinforced earth and in situ concrete underpass, designed and constructed by Jones Bros
• Landscaping
• Service diversions

All work was carried out under strict archaeological constraints due to the proximity of ancient national monuments.