Nyc Innovation Sees Century-Old Bridge Replaced Currently $93M Under Budget, Without Stopping Trains

Nyc Innovation Sees Century-Old Bridge Replaced Currently $93M Under Budget, Without Stopping Trains

Nyc Innovation Sees Century-Old Bridge Replaced Currently $93M Under Budget, Without Stopping Trains Crews used a hydraulic gantry to quickly move new elements into position – credit, Metropolitan Transport Authority, CC 2.0. via Flickr New York City had to replace a 132-year-old railway line along Park Avenue, and the contractor’s innovative approach has saved taxpayers millions. Confusingly called the Park Avenue Viaduct, the same name as the historic automobile viaduct at Pershing Square, the aging structure carried some 750 Metro-North trains into Grand Central Station every day. The city’s Metropolitan Transport Authority contracted Halmar International to lead the design and building process, which is to be done in several stages from October 2023, to summer of 2027. Halmar is so far working $93 million under budget, and a staggering 51 months ahead of schedule. For Phase 1, Halmar brought in an enormous hydraulic gantry system to remove the old concrete and steel superstructure and …