Complex sentence: It crosses Westfield Avenue, W Jersey St, and Broad St as well as U.S. Route 1/9 to flow parallel to Elizabeth Avenue and empties underneath a bridge on the S Front Street near Elizabeth Ave and S 1st St in Elizabeth, flowing into the Arthur Kill.
Split into simpler sentences: It crosses Westfield Avenue, W Jersey St, and Broad St as well as U.S. Route 1/9 to flow parallel to Elizabeth Avenue. It empties underneath a bridge on the S Front Street near Elizabeth Ave and S 1st St in Elizabeth, flowing into the Arthur Kill.