CONTENTS 



FIGURES--Continued 



Page 

 6-49 Location map. Oak Harbor, Washington 418 



6-50 Proposed improvements and revisions. Oak Harbor breakwater model 419 



6-51 Proposed floating breakwater module. Oak Harbor breakwater model 421 



6-52 Typical test setup using chain mooring system. Oak Harbor breakwater model . 422 



6-53 Typical test setup using pile mooring system. Oak Harbor breakwater model. . 424 



6-54 Test module with chain mooring system during attack of 2.0-second, 



1.5-foot waves. Oak Harbor breakwater model 425 



6-55 Transmitted wave heights with chain mooring system. Oak Harbor breakwater 



model 426 



6-56 Transmitted wave heights with pile mooring system. Oak Harbor breakwater 



model 427 



6-57 Chain anchor forces on seaside of structure (d = 10 feet). Oak Harbor 



breakwater model 428 



6-58 Chain anchor forces on seaside of structure (d = 29.5 feet), Oak Harbor 



breakwater model 430 



6-59 Chain anchor forces on harborside of structure (d = 29.5 feet). Oak Harbor 



breakwater model 431 



6-60 Forces on seaside of pile (d = 10 feet). Oak Harbor breakwater model .... 432 



6-61 Forces on harborside of pile (d = 10 feet). Oak Harbor breakwater model. . . 433 



6-62 Forces on seaside of pile (d = 29.5 feet). Oak Harbor breakwater model . . . 434 



6-63 Forces on harborside of pile (d = 29.5 feet). Oak Harbor breakwater model. . 435 



6-64 Pneumatic breakwater test arrangement 437 



6-65 Pneumatic breakwater metering arrangement 438 



6-66 Sketch of test setup in the large channel, hydraulic breakwater tests. . . . 441 



7-1 Planning for inlet model study assuming 2 years of prototype data 458 



7-2 Planning for inlet model study assuming 3 years of prototype data 459 



7-3 New York Harbor model limits ..... 483 



7-4 Shrewsbury Inlet and adjacent parts of Sandy Hook Bay 484 



7-5 Details of plans of Shrewsbury Inlet physical model 485 



7-6 Details of jetty plans, Shrewsbury Inlet 487 



7-7 Houston ship channel model limits 491 



15 



