Road construction works

Tender description

Provision of a compact grade-separated junction on the N17 national road at Lisduff, Claremorris, Co. Mayo. The proposed junction will facilitate all traffic movements between N17 National Primary road, R320 Regional Road and L5565-0 Meelick More Road and includes the following: — provision of overbridge over existing N17; — realignment of existing N17 West/R320 junction; — provision of N17 East junction with compact connector road to proposed eastern roundabout; — provision of link road including overbridge between existing R320 regional road and proposed eastern roundabout; — provision of link road to L5565-0 Meelick More Road; — provision of 2 No roundabouts; — provision of local collector road for properties on L5565-0 Meelick More Road; and — closure of the existing N17/L-5565-0 Meelick More Road junction. Provision of a compact grade-separated junction on the N17 national road at Lisduff, Claremorris, Co. Mayo. The proposed grade-separated junction will facilitate all traffic movements between N17 National Primary road, R320 Regional Road and L5565-0 Meelick More Road and includes the following: — provision of overbridge over existing N17; — realignment of existing N17 West/R320 junction; — provision of N17 East junction with compact connector road to proposed eastern roundabout; — provision of 0.31 km link road including overbridge between existing R320 regional road and proposed eastern roundabout; — provision of 0.54 km link to L5565-0 Meelick More Road; — provision of 2 No roundabouts, on existing R320 Regional Road and at junction of N17 East compact connector, L5565-0 Link and R320 Link; — provision of local collector road for properties on L5565-0 Meelick More Road with a junction on realigned L5565-0 road; and — closure of the existing N17/L-5565-0 Meelick More Road junction. The works will include, but are not limited to the following: — erection of site offices, establishment of site compounds, welfare facilities and the like; — site clearance; — erection of boundary fencing in and adjacent to properties; — installation of vehicle restraint systems; — installation of drainage systems, including attenuation ponds, culverts, headwalls and outfalls; — earthworks, including excavation and disposal of unacceptable material; — pavement works; — kerbs, footways and paved areas; — public lighting at the two roundabouts; — installation of signs, road markings and associated equipment; — accommodation works including construction of vehicular accesses and ancillary accommodation works; — landscaping works; — diversion of services/utilities; — environmental mitigation measures; — traffic management and other ancillary works. The works will involve working on and adjacent to a live National Road (N17).