depth below datum (m) 



erosion of cohesive profile (m) 



"Initial Profile 

 "Cohesive Profile 

 "Rnal (d50=0.2mm) 

 "Final (d50=2.0mm) 

 "Coh. Erosion (0.2mm) 

 "Coh Erosion (2.0mm) 



6 



4 



2 







-2 



-4 



-6 



-8 



-10 



-12 



-14 



-16 



200 400 600 800 1,000 1,200 1,400 1,600 



distance (m) 



c. Profile R20 cohesive profile erosion during 2 November, 1991 storm, dgg = 0.2 mm & 2.0 mm 

 actual W.L. 



depth below datum (m) 



erosion of cohesive profile (m) 



6 

 4 

 2 

 

 -2 

 -4 

 -6 

 -8 

 -10 

 -12 



— Initial Profile 



— Cohesive Profile 



■ -Final (d50=0.2mm) 

 --Final (d50=2.0mm) 

 " "Coh. Erosion (0.2mm) 



— Coh Erosion (2.0mm) 



ll 



11 

 u 

 n 

 II 



II 

 II 



< / 

 ( / 



\l 





u^ 



V/ 1 



1 . 1 . 1 . 1 



:i 

 •1 



'■1 

 :.) 



200 400 600 800 1,000 1,200 1,400 1,600 



distance (m) 



d. Profile R17 cohesive profile erosion during 2 November, 1991 stomri, dgg = 0.2 mm & 2.0 mm 

 actual W.L. 



Figure 21. (Sheet 2 of 6) 

 52 



Chapter 4 Analyses of Coastal Processes and Geomorphology 



