It forms a western bypass to Llanwnda, Dinas, and Bontnewydd before crossing the existing A487 to pass south of Caernarfon Quarry.

It then crosses the River Seiont, passing south of Cibyn Industrial Estate to a junction with the A4086. After crossing the B4366, the route drops steeply to the Plas Menai roundabout.

Works included:

• 8km two plus one carriageway (two lanes one way, one the other, switching along the way between Goat roundabout to Plas Menai roundabout)
• More than 1million m³ of earthworks, including substantial rock cutting carried out by Jones Bros’ in house personnel and equipment
• Construction of 22 structures, including 15 culverts and seven bridges, which included a crossing over Welsh Highland Railway, 300m viaduct over Afon Seiont, 280m viaduct over Afon Gwyrfai and its flood plains, plus four bridges over existing roads under/over the new road

For further info on this, please click here A487 Caernarfon & Bontnewydd Bypass.

Works included:

• The construction of 2.2km of new dual carriageway
• Construction of four new integral bridges, ranging from 15m to 36m spans
• Remedial works to an existing brick arch structure
• Improvements at Poolstock, Chapel Lane, Westwood Way junction, and Westwood Road
• Modifications to traffic signal controls designed in conjunction with Urban Traffic Control (UTC) and above ground traffic signals installed by UTC Transport for Greater Manchester (TfGM)
• Tie in at Westwood Way roundabout and access for a future Flashes visitor centre
• Construction of Westwood Way roundabout with a spur for access to a development site
• Tie in at the existing Warrington Road A49 roundabout

For further info on this, please click here A49 Goose Green to Westwood Park Link Road, Wigan.

Works included:

• 50,000m³ of cut to stockpile, with no material being removed from site
• New infrastructure connections which required close management
• Primary substation and compound for Scottish Power
• 2km of surface water and foul drainage, including two pumping stations and tubosider attenuation
• 1km of access road
• 3km rising main

For further info on this, please click here Cheshire Green Employment Park.

The Scheme passed through the busy holiday resort of Porthmadog and required extensive planning and the provision of traffic management to ensure minimum disruption to the community.

The route included 7.3m wide single carriageways, 1.0m hard shoulders and 2.5m grass verges, three roundabouts and junctions and eight bridges, including a landmark three-span viaduct over the environmentally sensitive Glaslyn Estuary.

Works included the placing of rock armour and geotextiles within the tidal estuary of the Afon Glaslyn, forming a temporary working platform within the river to assist with bridge construction.

The project was also delivered seven weeks early and below budget.

Major activities included:

• 425,000m³ of earthworks
• Installation of 14.2km of drainage systems
• Surfacing work over 74,000m²
• 18 km of statutory undertakers diversions
• Construction of eight bridges and 22 culverts
• Environmental mitigation work worth £1m

For further info on this, please click here A487 Porthmadog bypass.