Water Main Renewal - Little Motleys Bridge HDD - Rodeo Drive, Bowraville NSW

Overview Nambucca Valley Council is seeking suitably qualified and experienced tenderers for the design and construction of a water main renewal associated with the Little Motleys Bridge Replacement. The Contractor will be responsible for the design development and installation of a replacement trunk main using horizontal directional drilling (HDD) techniques, as well as inter-connection works at both ends, integrating with the Principal's concept design and coordinating engineering design disciplines. Scope The works comprise the provision of all that is necessary for the complete and proper construction, testing and commissioning of the works, in strict accordance with the Specification, accompanying drawings and other drawings and standards issued during the progress of the works. The scope includes, but is not limited to: Development of concept designs to enable an effective HDD installation beneath Bowra Creek Supply, construction and commissioning of a water trunk main and all associated connections, valves and fittings Design and construction of interconnections at each end of the main, including one isolation valve at each end, with valves to be 450 diameter geared valves with clockwise closing convention Supply, construction and commissioning of a water trunk main high level scour pit near the eastern connection Reinstatement of existing surfaces where affected by construction activities Earthworks as required to provide adequate drainage at each site post construction Documentation of the works All other civil works necessary for satisfactory operation of the water network The scope of works is outlined in Attachment 1, the Technical Specification Document. Contractor Requirements Suitably qualified and experienced in the design and construction of water main renewal works using HDD techniques