ANTIOCH BAY FLOATING BREAKWATER - SPRINGVILLE, TENNESSEE 



Breakwater Type: Steel Pipe FB 



Operational Life: The breakwater was constructed in 1974 and is still in 

 operation. 



Contact: V.L. Childs 

 P.O. Box 849 



Tennessee National Wildlife Refuge 

 Paris, TN 38242 

 (901) 642-2091 



Builder: Mansard Island Marina 

 Springville, TN 

 (901) 642-5590 



Operator: Same as builder 



Site Details 



Water and Bottom Conditions: The structure is located in freshwater above a 

 gently sloping bottom composed of sand and mud. 



Exposure: The site is exposed from the east through the southeast with a fetch 

 of 4.8 km (2.6 nmi) . 



Typical Storm Conditions: During a typical storm, prevailing winds are from 

 the east through the southeast with speeds between 40 km/hr (22 kn) and 

 50 km/hr (27 kn) . Storm waves are 0.9 m (3.0 ft) high. Generally, 

 such storms occur from three to six times per year. 



Worst Storm Conditions: During a worst storm on an average year, winds will be 

 from the east through the southeast and will reach 65 km/hr (35 kn) . 

 Seas will be from 1.2 m (4.0 ft) to 1.5 m (5.0 ft) high. 



Ice: Stationary ice is present in the winter, but poses no problem to the 

 facility. 



Breakwater Details 



Purpose: This breakwater protects a marina, loading dock, and boat ramp located 

 on Kentucky Lake near Springville, Tennessee. This facility is operated 

 from the spring through the fall. The breakwater is in operation 

 year round and is the singular means of wave protection for the facility. 



Construction: This FB is a 121. 9-m (400.0 ft) -long, 0.8-m (2.5 ft) -diameter 

 sealed steel pipe held in position by numerous spudpoles. Flotation 

 relies on air trapped in the welded pipe, made from 3/8-inch stock. 



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