Table 63 



Cheboygan Harbor Breakwater 



Cheboygan, Michigan 



Date(s) 

 1968 



1982 



Construction and Rehabilitation History 



1986 



Construction of a 775-ft-long rubble-mound breakwater (Figure 174) 

 was completed. The breakwater was constructed with a crest el of 

 +6.0 ft Iwd and a crest width of 8 ft. Cover stone was 2 tons (mln) , 

 toe stone was 4 tons (mln) , and side slopes of the structure were 

 1V:1.5H (Figure 174). 



Minor repairs to the existing stone breakwater and construction of a 

 concrete walkway on the crest of the structure were completed. 



The breakwater is presently considered to be in good condition. An 

 aerial photograph of the Cheboygan Harbor breakwater is shown in 

 Figure 175. 



SECTION A-A 

 TYPICAL SECTION OF RUBBLE-MOUNO BREAKWATER 



Figure 174. Cheboygan Harbor, Michigan 

 272 



