Table 76 



Bolles Harbor Jetty 



Bolles Harbor, Michigan 



Date(s) 

 1970 



1984 



Construction and Rehabilitation History 



Construction of a 400-ft-long rubble-mound jetty west of the entrance 

 and a disposal site (Figure 203) was completed. The jetty had a 

 10-ft crest width and an el of +7.0 ft Iwd (Figure 203). It included 

 side slopes of IV: 2H and armor stone ranging from 700 to 1,600 lb. 



An Inspection of the site indicated the jetty was in good condition. 

 There is no record of jetty maintenance. 



JETTY CROSS SECTION 



Figure 203. Bolles Harbor, Michigan 

 308 



