13TH STREET 



2 '- 



3 '- 



I 4 4- 



PLAN VIEW 



AFTER 

 AT SLACK OF RECESSION OF 

 UPRUSH BACKSWASH 



1an=0.0639 NOT SAMPLED 



BACKSWASH 

 Ht.= 0.5 ft. 

 Vel.=3.6 ft/sec 



B6 — *— BI2-- 



PLAN VIEW 



BACKSWASH 

 Ht.= 0.5 ft. 

 Vel.= 2.7 ft/sec 



ELM STREET 



A 



1 t- 



2 ii- 



3 "- 



4 *- 



PLAN VIEW 



BACKSWASH 

 Ht.= 0.5 ft. 

 Vel. = 4.0 ft/sec 



PLAN VIEW 



Beach slope = 0.0871 



Beach slope = 0.0871 



BACKSWASH 

 Ht.= 0.4 ft. 

 Vel.= 5.0 ft/se'c 



FIGURE 2. SAMPLING GRIDS AND FORESHORE SLOPES AT SITES 

 OF SWASH-BACKWASH SAMPLING. 



44 



