 Blue Ridge Road is a 19 @.@ 2 @-@ mile ( 30 @.@ 9 km ) long roadway in Essex County , New York , in the United States . The road is designated as County Route 84 ( CR 84 ) from NY 28N in Newcomb to Interstate 87 ( I @-@ 87 ) in North Hudson , and as New York State Route 9N ( NY 9N ) in I @-@ 87 . The road is maintained by the New York State Department of Transportation ( @.@ @-@ DOT ) .
 @-@ The road is a two-lane road for most of its length, but has a four