Photo 67. Typical wave patterns for Plan 4; 6.0-sec, 4.0-ft waves from 1 1 deg; swi = +3.5 ft 

 (with riverflow conditions) 



Photo 68. Typical wave patterns for Plan 4; 8.6-sec, 8.6-ft waves from 1 1 deg; swI = +3.5 ft 

 (with riverflow conditions) 



