Proposed interstate highways
Interstate 98
Interstate 98 would connect I-81 in Jefferson County NY with I-89 near Swanton VT using the existing bridges across Lake Champlain. The Road would run parallel to US Route 11 in New York and the Run parallel to US Route 2 in NY and VT. It would then run parallel to VT Route 78 ending on I-89 in VT. [1]
Interstate 88 Extension
Interstate 88 currently ends at Schenectady NY. The plan was to extend it parallel to NY State Route 50. Cross the Hudson River between Fort Miller NY & Fort Edward NY, and then travel parallel to U.S. Route 4; to I-89 near Sharon VT. The only parts of the extension that have been built are U.S. Route 4 in VT was upgraded to limited access between the VT/NY line and Rutland VT. Also a new bridge was built across the Mohawk River, in Schenectady NY, that connects with I-90 Thruway exit 26. I-890, and the existing I-88.
Interstate 390
Interstate 390 would connect I 90 In North Greenbush NY to VT Route 279 in Bennington VT The road as part or parallel to NY State Route 43; then parallel to NY State Route 351; then parallel to NY State Route 7 to VT Route 279