Since conversion and development of Elizabeth Quay, however, Barrack Street now carries both directions of State Route 53 north of The Esplanade before switching to State Route 5 south of The Esplanade.
The changes to Barrack Street were brought about by the expansion and development of Elizabeth Quay, which now accommodates traffic from both directions on State Route 53 north of The Esplanade before shifting to State Route 5 south of The Esplanade.