Tyne and Wear Passenger Transport Executive t/a Nexus are seeking to appoint a Principal Contractor to carry out and complete the Airport Route Upgrade works between Newcastle International Airport station and Longbenton (Tyne and Wear). The upgrade works consists of the replacement and renewal of permanent way assets and overhead line equipment. This will include renewal of specified areas of track, which have reached the end of their serviceable life, tamping to achieve a new through alignment, offloading ballast and stressing along with replacing an existing fixed tension overhead line system with a new automatically tensioned system. Certain civil engineering and signalling activities may also form part of the overall scope.