APPENDIX A 

 IMPERIAL BEACH DREDGING/DISPOSAL OPERATION SCHEDULE 



Date (1977) 



Volume of Material 



Composition (pet by volume)^ 



G 



Sd 



C 



M 



H 



St 



Sh 



SI 



Naval Air Stat 



ion North Island Aircraft Carrier Quay Wall/No. 1 Grc 

 (North Groin) 



in 



March 





















22 



6,270 





80 











15 



5 



23 



5,429 





85 











10 



5 



24 



11,010 





85 











10 



5 



25 



14,145 





85 







_2 





10 



5 



26 



11,698 





85 









_2 



10 



5 



27 



3 



















28 



3,747 





85 











10 



5 



29 



7,417 





85 











10 



5 



30 



4,437 





85 



_2 









10 



5 



31 



15,139 





80 



5 









5 



10 



April 





















1 



19,268 





80 











10 



10 



2 

 3 

 4 



14,145 



3 





85 











5 



10 



8,487 





90 











5 



5 



5 



5,811 





90 











5 



5 



6 



11,545 





85 



5 









5 



5 



7 



10,704 





90 



_2 









5 



5 



8 



9,863 





85 



5 









5 



5 



9 



14,069 





85 











10 



5 



10 



3 



















11 



10,246 





85 











5 



10 



12 



11,240 





85 











5 



10 



13 



13,916 





75 



10 









5 



10 



14 



13,686 





70 



5 









15 



10 



15 



3 



















Naval Air Stat 



ion North Island Aircraft Carrier Quay Wall/No. 1 - 

 No. 2 Groin 





April 





















16 



10,399 





85 











10 



5 



. 17 



9,863 





80 











15 



5 



