4
Table 19 (Concluded)
Construction and Rehabilitation History
Date
diameter cells. The cells were filled with dredged fill
material and capped with 3-ton (minimum) cover stone. The crest el
ft lwd. Riprap stone was placed around the
of the structure was
toe of the cells.
Portions of the east and west piers (Figures 51 and 52, Sections A
1971
were capped with concrete. The new superstructures extended
and
ft lwd.
to els of
The east and west piers have undergone additional maintenance and
1986
presently are in fair condition. The pile dike, which is not
included in the present project, is badly deteriorated and in
ruins. An aerial view of Grand Marais Harbor piers is shown in
Figure 53.
I
,
88
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