N5 Westport to Turlough Road Project (Design & Build Contract)

Tender description

The N5 Westport to Turlough Road Project comprises the construction of new national primary road (approximately 23km long), new national secondary road (approximately 2.5km long) and all ancillary works. The 25.5km overall length of the route consists of approximately 20.3km of Type 2 Dual Carriageway and approximately 5.2km of Single Carriageway including a section of online improvement. It is currently envisaged that the scheme includes the following elements of infrastructure: - 2 nr. compact grade separated junctions; - 6 nr. roundabouts; - major structures including overbridges, underbridges, piled embankments or other geotechnical solutions in areas of very soft ground, railway bridges, retaining walls and noise barriers; - culverts; - utility diversions; - ITS provision; - pedestrian and cyclist facilities; - extensive earthworks in low plasticity index glacial tills, including slope steepening, soft ground treatment and rock excavation; - earthworks in karst ground conditions; - drainage works including the provision of wetlands; - accommodation works and ancillary road works; - traffic management. The scheme will have ecological, noise and visual mitigation requirements and will include landscaping and accommodation works. The Environmental Statement and other planning documents associated with the scheme can be found at the following link: http://www.regdesign.com/?page_id=493