Table 1 (Concluded)
Construction and Rehabilitation History
The east jetty was completed to its project length of 25,270 ft and
1920
ft mlg using 44,370 tons of stone.
an elevation of
The west jetty was raised and extended to its project length of
ft mlg. A total of 27,860 s yd of
21,860 ft and elevation of
q
1928
mattress and 178,700 tons of stone was placed. The approximate total
cost for jetty completion was 0,000. As constructed, the jetties
wide at their seaward
are slightly converging to an opening 1,800
ends (Figure 2).
Repairs were made to the jetties by adding stone and resetting
existing cover stone. The 5,400 reset stones were to weigh a minimum
1934
of 2 tons each. A total of 67,700 and 26,100 tons of stone was
placed on the east and west jetties, respectively. The east jetty
repairs were carried out between sta
and sta
Costs
and locations of west jetty repairs are unknown.
The jetties were capped with concrete. The east jetty cap, placed
to sta
had an elevation of 5.7 ft mlt and a
1941
from sta
The west jetty cap was placed on the existing
top width of 10
and an overall width of 10 ft.
cap to an elevation of
ft
Stone totaling 23,130 tons and 15,070 cu yd of concrete were placed
at a total cost of 8,000.
The west jetty was repaired using 60,200 tons of stone at a cost of
to
4,800 (location of repairs unknown), Cover stone weighed
1958
13 tons each, and core stone weighed 25 to 200 lb each,
Repairs were made from sta
to sta
and sta
to
1966
sta
on the east and west jetties, respectively (Figure 2).
The east jetty was brought up to
mlt with a 9-ft crown width
and
side slopes. A similar cross section was used on the
to sta
with the cover layer placed
west jetty from sta
over the concrete cap. The remainder of the west jetty cap section
side slopes and
was raised with core stone to
mlt,
covered with armor stone. The core stone varied from 25 to 200 lb.
The cover stone varied from to 13 tons between the landward and
seaward ends of the repairs, respectively. A total of 430,000 tons
(approximate) of stone was placed at a total cost of ,961,000.
No work has been done on the jetties since the
1986
and they are
considered to be in good condition, except for a 6,000-ft section at
the west jetty's shoreward end.
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