CDB is requesting proposals for a Subcontractor to complete works on the overall project, exclusive of the advance work packages awarded to date. For the rehabilitation of Union Bridge the scope of work includes, but is not limited to, removal and replacement of the reinforced concrete deck and sidewalk, structural steel repairs and replacement of stringers, structural steel coating up to 2m above the road deck, jacking, new bearings, reconstruction of: ballast walls, bearing seats and retaining walls, and the rehabilitation of the abutment wall faces. For the widening of the Hull Causeway, the scope or work includes, but is not limited to, removal of the existing west deck overhang and widening of the concrete deck including new bearings, installation of new girder 5, widening of the reinforced concrete substructure at Pier 1, construction of the North Approach Abutment including new foundations, new concrete barriers, and a new raised cycle track. The scope of works also includes various works common to both structures including but not limited to railings, bridge deck waterproofing, raised concrete cycle track, structural excavation, support of excavation (SOE), roadworks, waterproofing and hot mix paving. Various advance work packages have already been procured for the project and therefore not part of this scope of work, including: temporary access platforms at Union Bridge, installation of district thermal heating pipes, demolition of abandoned steam pipes and existing steel walkways hanging from Union Bridge, supply and fabrication of girders for Hull Causeway, supply and fabrication of new stringers at Union Bridge, traffic staging, traffic signal modifications, Bell Canada utility works, the widening of the reinforced concrete abutment at Hull Causeway and the repair and strengthening of the structural steel trusses supporting Hull Causeway. Official bid documents must be obtained from www.merx.com and bid submissions must be done through the Merx platform.
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