

Figure 13. Head of Yaquina Bay north jetty on 24 June 1997 



Another low area was observed on the crest about 520 m (1,700 ft) 

 shoreward of the jetty head, and a void on the sea side of the jetty was ob- 

 served approximately 580 m (1,900 ft) from the jetty head (Figure 14). 

 An even larger void on the sea side of the structure was observed about 

 650 m (2,125 ft) shoreward of the jetty head as shown in Figure 15. 



Figure 14. Void on seaward side of Yaquina north jetty observed approxi- 

 mately 580 m (1,900 ft) from head 



16 



Chapter 2 Project Descriptions and Inspection Results 



