STONE
ONLT
C E L L COVERS
SHEETING
SHEETING
PIER
PIER
SOUTH
SOUTH
SECTION AT
SECTION AT
SECTION
AT
YEAR
OF
BUILT
CONCRETE
BUILT
REBUILT 1 9 7 7
,
LIGHT
HOUSE FOUNOATION
- CONCRETE C E L L
PIER
SOUTH
SOUTH
0
SECTION AT
SECTION A T
SECTION
AI
YEAR
OF
YEAR
OF
CONCRETE SUPR. BUILT
CONCRETE SUPR. W I L T
CONCRETE
REBUILT 1977
WALK
REPAIRED
SOUTH PIER
AT
SECTION
Figure 9 4 .
Typical pier cross sections, Waukegan
Illinois
157
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