Table 7. Summary of the preliminary laboratory data of Mizuguchi, Oshima, 

 and Horikawa (1978). The last six rows contain parameters cal- 

 culated from theory; subscript "L" refers to the model of 

 Longuet-Hlggins (1970); other calculated values from the present 

 work. 



^antity 



Synbol and Units 



CASE 1 



CASE 2 



CASE 3 



CASE 4 



BraaJcar Angla 



aj^(deg) 



4.5 



4.8 



15.4 



11.4 



H«an watar Una 



x,(o.) 



- 18 



- 11 



- 15 



- 15 



Bre&Jcar dlstanca 



S'-> 



59 



37 



60 



42 



Depth at braaking 



•>b"=-' 



3.8 



2.4 



4.2 



2.5 



Maximum valoclty 



v_(c»/s) 



16.4 



15.2 



22.0 



20.0 



NondlM. location 

 of BaxiauB valocity 



,.(''»- "•), 



0.71 



0.72 



0.63 



0.70 



-' «b ' 



Baach slope, including 

 setup 



tanB* 



0.064 



0.065 



0.070 



0.0*0 



Mean <nvm height 



to water depth ratio 



T 



1.15 



1.12 



0.99 



1.28 



Wave ateepneaa 



«.^. 



0.044 



0.027 



0.052 



0.033 



Wave period 



T (S) 



0.80 



0.80 



0.80 



0.81 



Hlxlng parameter 



'l 



0.049 



0.043 



0.12 



0.055 



(including vava angle) 



P 



0.067 



0.058 



0.17 



0.077 



rrictlon coefficient 



=f,L 



0.013 



0.012 



0.026 



0.021 



(including vave angle) 



=f 



0.012 



0.011 



0.024 



0.020 



Lateral viacoaity 

 coefficient 



"l 



0.0024 



0.0019 



0.010 



0.0049 



(including wave angle) 



r 



0.0080 



0.0O62 



0.037 



0.017 



V I 





^^ 



' CflSF-1 



y^ 



-\ 



zz :"'i-'*!T:r,r° ;'- 



• 





•n."" ■"' 



/• 





\ ^^» 







"-^^^^ 



02 O', oe oe lo 12 i« 16 ie20 



X 



02 i 06 OB 10 12 \ 1. 16 16 2'' 



Figure 65. The model of Kraus and Sasaki compared with laboratory data 

 of Mizuguchi, Oshima, and Horikawa, 1978. 



180 



