STONE GRADATION
I - 3 TONS
TYPE "A" STONE
200
TYPE
POUNDS
0 . 5 - 5 0 POUNDS
TYPE
CHANNEL S I D E
LAKE
NAVIGATION LIGHT FOUNDATION
T Y P E A ARMOR
.
TYPICAL HEAD SECTION
STA.
TO I t
ARMOR LAYER
THICK (NORTH AND SOUTH
STA.
TO
ARMOR LAYER
THICK SOUTH ONLY)
PRIMARY ARMOR-TYPE A
UNDERLAYER-TYPE
LAKE SIDE
CHANNEL SIDE
BEDDING AND CORE STONE-TYPE C
TYPICAL OUTER TRUNK SECTION
STA
TYPICAL BREAKWATER SECTIONS
Figure 207.
Typical breakwater cross sections, West Harbor, Ohio
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