Table 1
8
Sitka Harbor
Sitka, Alaska
Construction and Rehabilitation History
The project was authorized, including a 13-acre basin protected by a
1945
1,430-ft main breakwater and a 200-ft entrance breakwater. The basin
was expanded to 15 acres during the design stage.
The project was constructed, including a 15-acre basin dredged to
-10 ft mllw and two rubble-mound breakwaters. The breakwaters were
1965
constructed to a crest elevation of
mllw, crest width of
and side slopes of
and these consisted of a rock core
with a 4-ft layer of class
stone and a 6-ft layer of armor stone.
The design wave was ft. Breakwater cross sections are shown in
Wave studies of the harbor were conducted due to damage to small
craft within the harbor.
1971
The entrance jetty was extended 135 ft.
1973
1985
presented in Figure 47. There are no reports of needed repairs or
rehabilitation.
102
Previous Page
