St. John's traffic during cruise ship days: Best bypass routes to avoid Nevis Street jam

Whenever 4 or 5 cruise ships dock at Heritage Quay and Redcliffe Quay on Tuesdays and Wednesdays, downtown St. John's completely gridlocks from Independence Avenue down to the fish market.

What are your go-to bypass routes when you need to get from Cedar Grove or Hodges Bay down to the south coast without sitting in town for 45 minutes?