Narrow Water Bridge Project

Tender description

The proposed Narrow Water Bridge crosses the Newry River approximately 400m south of the Narrow Water Keep. The bridge, which connects the R173 Omeath Road south of Ferry Hill and the A2 dual carriageway at the existing roundabout, is situated approximately 1km and 2km north of Warrenpoint and Omeath, respectively. The structure will provide road, pedestrian and cycle access. Due to the navigational requirements along the river for accessing Victoria Lock and the Albert Basin, the northern span of the bridge will be an opening movable span providing, when opened, an unlimited vertical clearance for at least a 20m wide navigational channel. The structure is a two span cable stayed bridge with an asymmetric arrangement. The south span is approx 138.35 m and the north span is approx 56.8 m giving a total length of approx 195m. The main elements of the contract are as follows: - Site set up, site clearance, fencing; - Roadworks, service diversions, culvert construction; - Attenuation / pollution control pond, construction of maintenance and control buildings; - Design and Installation of mechanical, electrical and control systems and equipment for opening span; - Provision of traffic management system for construction / reconstruction of road; - Construction of greenway underpass; - Construction of the towers; - Construction of the abutments; - Construction of the piles, pile cap and column pier supports - Fabrication and erection of the deck steelwork, cable stay erection; - Variable Message Signs for opening bridge. The Contractor will be required to act in the roles and fulfil the obligations of the ‘Project Supervisor for the Construction Stage’ (PSCS) and the ‘Principal Contractor’ under the Health and Safety at Work etc. Act 1974 (the 1974 Act), and the Construction (Design and Management) Regulations (Northern Ireland) 2016 (the CDM Regulations).