Wading River was the end of the extension just north of what state highway on Long Island?
New York State Route 25A New York State Route 25A (NY 25A) is a state highway on Long Island in New York in the United States. It serves as the main east–west route for most of the North Shore of Long Island, running for 73 mi from Interstate 495 (I-495) at the Queens–Midtown Tunnel in the New York City borough of Queens to NY 25 in Calverton, Suffolk County. The highway is a northern alternate route of NY 25, which follows a more inland routing along Jericho Turnpike.
New York State Route 85 New York State Route 85 (NY 85) is a state highway in Albany County, New York, in the United States. It is 26.49 mi in length and runs from CR 353 in Rensselaerville to Interstate 90 (I-90) exit 4 in Albany. It also has a loop route, NY 85A, which connects NY 85 to the village of Voorheesville. The portion of NY 85 north of NY 140 to the Bethlehem–Albany town/city line is known as the Slingerlands Bypass. From there north to I-90, the road is a limited-access, four-lane highway named the Crosstown Arterial.