In 1997, three metal canopies were installed under the roadway to prevent debris from falling from the deteriorating bridge onto zoo patrons. The bridge was closed on October 5, 2006, and demolished in 2007.
To safeguard zoo-goers from falling objects, three metal shelters were erected beneath the roadway in 1997. The bridge was sealed off on October 5, 2006, and subsequently dismantled in 2007.