T321 Ballylumford 110kV GIS Substation Switchboard

NIE Networks intends to undertake a procurement process for the design, engineering, procurement, delivery, construction, installation, testing, commissioning and demolition of the following substation and cable works (the Works) associated with the new Ballylumford 110 kV GIS substation. The Works will include: • Enabling works, including diversion of HV cables. • Installation of new 110 kV GIS. • 110 kV cable circuits between new GIS and existing circuit connections. • Associated Substations HV, P&C, Communications, Civil & Structural and HV Cables works • Construction of a new switch house and auxiliary building. • Demolition of existing switch house • Remote end protection & control works NIE Networks is willing, subject to the terms of the procurement documents, to consider both SF6 and non SF6 solutions and shortlisted bidders will be permitted to submit a tender for one or both solution(s). The estimated contract value noted below represents the estimated potential contract value based on purchase of a SF6 solution. The above description of the requirements applies to both solutions, the only element that is different is the medium/gas used in the switchgear.