Interstate 86 (east)

Interstate 86 (I-86) is an Interstate Highway that extends for through northwestern Pennsylvania and southern New York in the United States. The highway currently exists in two segments: the longer of the two begins at an interchange with I-90 east of Erie, Pennsylvania, and ends at an interchange with New York State Route 352 (NY 352) in Elmira, New York, while the second extends from I-81 east of Binghamton to NY 79 in Windsor. When projects to upgrade the existing NY 17 to Interstate Highway standards are completed, I-86 will extend from I-90 near Erie to the New York State Thruway (I-87) in Woodbury. The current and future alignment of I-86 is known as the Southern Tier Expressway west of I-81 in Binghamton and the Quickway east of I-81.

I-86 currently travels in Pennsylvania and in New York. Except for a section of about that dips into Pennsylvania near Sayre, Pennsylvania, the rest of I-86 will be in New York. That section of NY 17 is maintained by the New York State Department of Transportation, however. The Southern Tier Expressway section of I-86 and NY 17 comprises Corridor T of the Appalachian Development......
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