st lawrence seaway
TRANSCRIPT
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St. Lawrence Seaway
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The St. Lawrence Seaway connects the Great Lakes to the Atlantic Ocean. This waterway uses canals, locks, and the St.
Lawrence River to allow ships to travel the 1680 miles
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Construction on the Seaway began in 1954 and it was
completed in 1959. It was built at a cost of 470 million dollars.
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The Seaway was opened in 1959 by Queen Elizabeth II and President Dwight Eisenhower.
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The President and the Queen at the opening in 1959
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Ships on the Seaway experience a change in
elevation of about 603 ft. This is through the use of 16 locks.
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Locks are used to lift or lower ships around natural obstacles
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The Eisenhower Locks located at Massena, NY are one of the
largest on the Seaway.
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The Welland Canal allows ships to travel around Niagara Falls
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Today the Seaway handles between 40 to 50 tons of
cargo a year. Most of the cargo travels to and from Europe, the Middle East, and Asia.
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The St Lawrence Seaway is the main route for the Prairie Provinces’ grain exports