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2566 ft. OVER FLOW EARTH DIKE

ILLINOIS

LOWER POOL ELEVATION AT LEVEL POOL 419.0

ALL GATES SUBMERGIBLE

ISLAND

MISSOURI Cap Au Gris

U U

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5 TAINTER GATES

60 ft. x 25 ft.

9 TAINTER GATES

60 ft. x 25 ft.

N

ROLLER GATES 100 ft. x 25 ft.

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LOCK & DAM NO. 25 · CAP AU GRIS, MISSOURI

(241.4 MILES ABOVE OHIO RIVER)

POOL Unsere

SANDY BAY

POOL LINE

ISLAND NO. 502

POOL LINE
MAPLE ISLAND

MISSISSIPPI

RIVER

( FUTURE LOCK 110 ft. x 360 ft. LOCK 110 ft. x 600 ft.

332.0 ft. * 360.0 ft.

-604.0 ft.

UPPER POOL ELEVATION 434.0

SCALE OF FEET

1000

100 0

2000

All elevations refer to Mean Sea Level Datum

(1929 Adjustment)

[blocks in formation]

SCALE OF FEET

1000

100 0

2000

All elevations refer to Mean Sea Level Datum

(1929 Adjustment)

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