Dive is free - bring your own tank and gear.
https://www.force-e.com/blue-heron-bridge/
If you need to rent a tank or any gear stop by Force E dive shop located at 155 Blue Heron Blvd, Riviera Beach, FL 33404. They open up at 7:00 a.m. on Saturdays. Please arrive at the Bridge no later than 8:00 a.m. to secure parking. Look for us under the pavilion next to the restrooms on the west side of the park.