Table 28 (Concluded)
Date(
Construction and Rehabilitation History
1964
place t o 1 5
.
thick, was provided as a filter. Core stone, 25 to
(Cont.) 500 lb, was placed on the channel side of the existing jetty at a
slope of
to
to ensure stability of the rubble-mound
structure. The 3,500-ft-long timber crib on the seaward end of the
jetty was filled with core stone, 150 to 300 lb, to the original de-
sign elevation of
ft mlw. Cross sections o f the rehabilitation
are shown in Figure 35.
The jetties are in good condition and have been effective in pro-
1985
viding safe navigation and preventing channel shoaling.
i
KENT
COUNTY
SCALE O F F E E T
6
4
SECTION AT STA.
~-
Figure
Mispillion River, Delaware
60
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