336 00 ALL 



400 600 800 1000 



Distance Offshore (ft) 



Figure 20. Example of impoundment basin surveys 



Table 9 



Calculated Impoundment Basin Material Volume 



Survey 

 Line 



Start-End 

 ft 



GEL 

 ft 



Calculated Volumes per Survey 

 yd^/ft 



9003 



9005 



9008 



9104 



9204 



9209 



34200 



185-1133 



-30.0 





225 



464 



634 





1039 



34100 



96-1204 



-32.5 





292 



499 





1152 





34000 



54-1168 



-32.5 





285 



443 





1212 



1222 



33900 



93-1154 



-32.5 



171' 



236 



420 





1155 





33800 



168-1183 



-32.5 



185 





402 



730 



1117 



1125 



33700 



96-1208 



-32.5 



128 





555 





1240 





33600 



51-1202 



-33.0 



196 





699 



979 





1304 



' Volume of material in a 1 -ft-wide strip below the surveyed elevations, betvs/een the Start 

 and End distances, and above the arbitrary reference el. 



38 



Chapter 4 Data Observations and Analyses 



