Can resist 9 ton force. Easy to install. Bags are filled with sand and placed in a trench at the toe of a dune. Can also be used as a groin. Tires are covered with the sand that is dug out.
Tires act as a more stable sandbag.
Stabilize the shoreline behind the revetment. Subsurface Dune Restoration - A dune is created by burying sandbags on a recontoured slope. Vegetation is then established to protect the dune. Caledon Shores 1997-Long Island, NY Dissipates storm wave energy which reduces erosion. Designed for a 25 year storm.