Keywords: ProspectMountainProject.jpg Interstate 81 and New York State Route 17 future Interstate 86 under construction over the Chenango River in Binghamton New York This construction is part of the Prospect Mountain project being undertaken by the New York State Department of Transportation The project started in 2011 is expected to be complete by 2019 2013-08-07 https //www facebook com/photo php fbid 399372590174808 set a 374927312619336 1073741845 177486605696742 Frank O'Connor NYSDOT 42 11554 -75 90591 Custom license marker 2013 09 13 PD-author New York State Department of Transportation Uploaded with UploadWizard Binghamton New York Interstate 81 in New York New York State Route 17 Roadworks |