Concrete pyramids are Audubon of Fla.'s erosion-control vanguards

10/31/2011 | Tampa Tribune (Fla.), The

Concrete wave breakers could be the answer to Audubon's Florida Coastal Islands Sanctuaries erosion issues and could protect Sunken Island, part of the Alafia Banks Bird Sanctuary. The 5-foot-tall concrete pyramids that each weigh 8,100 pounds, are designed to last a century, according to Tom Brown, chief executive officer of Living Shoreline Solutions, the designer of the pyramids. "We've been through Category 4 and Category 5 hurricanes with these things [in other locations] and they haven't moved," said Brown.

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