CONTENTS 



FIGURES — Continued 



Page 



11 Floating vertical thin plate permitting development of simple analytical expression of 



floating breakwater response ^2 



12 Effect of mass parameter on coefficient of transmission for floating breakwater 42 



13 Effect of mooring stiffness parameter on coefficient of transmission for floating 



breakwater 43 



14 Effect of depth of mooring on coefficient of transmission for floating breakwater..... 44 



15 Effect of depth of mooring on mooring force for floating breakwater 44 



16 Definitive sketch of moored floating object 45 



17 Comparison of theory versus experiment, determination of effect of relative structure 



width, W/L, on transmission coefficient, C , for circular cylinder 48 



18 Comparison of theory versus experiment, determination of effect of relative structure 



width, W/L, on transmission coefficient, C t , for rectangular cylinder.... 48 



19 Calculated transmission coefficients for floating structure with various mooring 



conditions 49 



20 Single-pontoon floating breakwater 52 



21 Effect of relative submergence, d /d , and relative water depth, L/d, on coefficient 



of transmission, C t , of single-pontoon floating breakwater 53 



22 Physical model test facility for wave attenuation effectiveness of single-pontoon 



floating breakwater proposed for Olympia Harbor, Washington 54 



23 Details of plans 1 and 2 for single-pontoon floating breakwater evaluated in 



two-dimensional wave flume for potential application at Olympia Harbor, Washington 55 



24 Effect of relative breakwater width, W/L, on coefficient of transmission, C t , for 



single-pontoon floating breakwater evaluated in two-dimensional wave flume for potential 

 application at Olympia Harbor, Washington 56 



25 Three-dimensional physical model configuration of single-pontoon floating breakwater 



for potential application at Olympia Harbor, Washington 57 



26 Summary of three-dimensional experimental study of single-pontoon floating breakwater 



investigation, East Bay Marina, Olympia Harbor Washington 59 



27 The proposed single-pontoon floating breakwater configuration for Seabrook Lock Complex, 



Lake Pontchartrain, Louisiana 60 



28 Wave protection by a double section of a single-pontoon floating breakwater configuration, 



Seabrook Lock Complex, -Lake Pontchartrain, Louisiana 61 



29 Double-pontoon floating breakwater 62 



30 Effect of relative submergence, d /d , and relative water depth, L/d, on 



transmission coefficient, C t , of double-pontoon floating breakwater 63 



31 Effect of natural period increase of oscillation on transmission coefficient, C t , of 



double-pontoon floating breakwater 63 



32 Two-dimensional, model arrangement of catamaran-type floati/ig breakwater, Oak Harbor, 



Washington 65 



