T. Y . Lin International Group | Projects | Illinois High Speed Rail Engineering T. Y . Lin International was selected by the Union Pacific Railroad (UPRR) to provide field verification services for the improvement of track between Godfrey and Lincoln, Illinois to accommodate future high speed rail service. The Class of Track is being improved from its current condition to a FRA Class 6 standard (110 mph Freight & Passenger). To accomplish this, the UPRR is utilizing its Track Renewal Group working with a Track Renewal Train (TRT) to reconstruct 85 miles of track on its Springfield Subdivision from Godfrey to Lincoln, Illinois. Daily production includes the installation of over 18,000 feet of rail and 4,600 ties. The track renewal operation involves a total consist length of nearly10 miles

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