when was it designated as route 146?
1930
New York State Route 146
NY 146 was assigned as part of the 1930 renumbering of state highways in New York
which places are connected by new york state route 146? Gallupville, Mechanicville and Schenectady. which counties does it pass through? Schoharie County.
wiki:23139971
New York State Route 146 [SEP] History
NYSDOT has completed construction on a roundabout at the intersection of NY 146 and NY 146A / CR 90 in Clifton Park.