Cahill expressway Street or lane Overhead road that crosses Circular Quay above the elevated railway line. image Locate -33.861289952192, 151.20869891696 Milestone Opened 1958 {"name":"Opened","target":"","target_text":null,"date":{"#markup":"<span class='date'>1958<\/span>"},"date_start":"1958-01-01","date_end":"1958-01-01"} Name Commemorates Cahill, JJ {"name":"Commemorated by","target":"Cahill, JJ","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Type Street or lane {"name":"Street or lane","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null} Cahill Expressway by Paul Ashton , 2008 Controversial from its inception, the Cahill Expressway seemed necessary in the 1950s to alleviate city traffic congestion. Repeated calls for its demolition have been unsuccessful. more » image image image