Table 20 

 Wrangell Harbor 

 Wrangell, Alaska 



Date(s) Construction and Rehabilitation History 



1922 A 300-ft-long breakwater was authorized at Shekesti Point. 



1926 The breakwater was constructed. The breakwater was of rubble-mound 

 construction with a crest elevation of +18 ft mllw, crest width of 

 4 ft, and side slopes of 1:1.5 with a 5-ft-thick layer of armor stone 

 covering the core material. The breakwater was covered with a 

 monolith concrete cap, 4 ft wide at the base, and rising in a curb 

 wall on the sea side of the breakwater to elevation +23 ft mllw. A 

 breakwater cross section is shown in Figure 50. 



1935 The outer basin was authorized, including a 6OO- by 400-ft basin 

 dredged to -10 ft mllw. 



1936 The outer basin was dredged. 



1945 The inner basin was authorized, including 325- by 550-ft basin 

 dredged to -10 ft mllw, a 530-ft-long by 120-ft-wide connecting 

 channel dredged to -10 ft mllw, and a 320-ft breakwater. 



1956- The inner basin and connecting channel were dredged, and the break- 

 1957 water was deferred. 



1985 The harbor is illustrated in Figure 50, and an aerial photograph of 

 the harbor is presented in Figure 51. There are no reports of 

 repairs or rehabilitation. 



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