Front:
LAKOE O .N TARIO
WELLAND CANAL
Port Weller
LOCK 1
The Welland Canal crosses the
Niagara Peninsula about 8 miles
west of Niagara Falls.
NE W
LOCK 2
St. Catherines-
Y ORK
The lift of the Canal is 327
feet, distributed over 8 locks.
LOCK 3
TWIN 4
FLIGHT 5
LOCKS 6
Thorold
Доск 7
The Lake Erie entrance to the
Canal is at Port Colborne,
about 18 miles west of Buffalo.
Niagara Falls
The 27 mile Welland Canal
overcomes a 326 foot difference
elevation between
GRAND
ISLAND
in
Ontario and Erie.
ON TARIO
Lakes
R IO
-Welland
ST. LAWRENCE SEAWAY
WELLAND CANAL
Locks are filled and emptied
by gravity flow. Gates, valves
and protection fenders are mo-
tor driven.
Maximum vessel size: Length
730 feet, beam 75 feet, depth
25.5 feet.
BUFFALO
LOCK 8
PORT COLBORNE
Average lift of lock: 46.5 feet.
LAKE ERIE
Miagara River
Back:
LOG
4/99
S. S. SOUTH AMERICAN LOCKING THROUGH
The Twin Flight Locks, in the Welland Canal, 71/2
miles south of Lake Ontario, overcome a sharp
rise of the Niagara escarpment.
Moving from one lock directly into the next, vessels
are raised or lowered 1391/2' feet, the height of a
12 story building.
23781-C
