 The road north of Route 3 was gradually rebuilt to higher standards between 1953 and 1960 ; most of this portion of Route 17 was upgraded to six lanes and most at @-@ grade intersections were removed north of Interstate 80 in Lodi . The northern 0 @.@ 39 mi ( 0 @.@ 63 km ) of Route 17 in Mahwah was incorporated into Interstate 287 in 1994 . The Route 4 interchange in Paramus was rebuilt at a cost of $ 120 million in 1999 , replacing the 1932 cloverleaf interchange by adding several flyover ramps . In 2008 , construction was completed at the interchange with Essex Street on the Lodi / Maywood border , which involved replacing the Essex Street bridge over Route 17 and improving the interchange ramps , at a cost of $ 68 million . On January 14 , 2008 , Governor Jon Corzine announced plans to reduce congestion and improve safety along the portion of Route 17 between Williams Avenue in Hasbrouck Heights to south of Route 4 in Paramus by making it a consistent six lanes . Also , a $ 14 @.@ 7 million effort , begun in September 2008 , is currently being undertaken to improve safety and reduce bottlenecks along the section of Route 17 between Route 3 and U.S. Route 46 . 
