LAKE
CHANNEL
CONCRETE WAL
FILTER
ETHYLENE LINER BACKED
IC (LARGE VOIDS FILLED)
TYPICAL SECTION OF NORTH BREAKWATER
SIDE
LAKE
CREEK
CONCRETE WALKW
POLYETHYLENE LINER BACKED WITH
L
~ E X I S T I N G ROUND
G
TYPICAL SECTION OF SOUTH BREAKWATER
AI-ARMOR STONE: 2 TO
TONS
4 TO 9 TONS
-
A3
6 TO
TONS
STONE:
-UNDERLAYER STONE: 2 4 0 TO 950 LBS.
4 6 0 TO
-
6 4 0 TO
Figure 263. Typical breakwater cross sections,
Cattaraugus Creek Harbor, New York
386