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The level of water in Erie Canal touches 566 Feet on one side and other side 365 feet from Sea level.There are two locks. Vessels enters between two locks with water at higher level. Then one lock is opened and water level comes down and the journey continues.

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15y ago
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14y ago

Locks exist because you need leveled water to sail or barge from place to place.

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14y ago

Because of the elevation changes along the route...

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Q: Why are locks needed on st Lawrence seaway?
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Related questions

What is the worlds largest inland seaway?

st. Lawrence seaway st. Lawrence seaway


Is the st Lawrence seaway a series of glaciers?

no it is a series of locks ,channels,and canals


Whats the name of the American Canadian waterway to aid international shipping called the?

A.) Chesapeake Bay Seaway B.) American-Canadian Seaway C.) Great Lakes-St. Lawrence Seaway D.) St. Lawrence River Locks


The St Lawrence Seaway is a system of canals and locks that opened a shipping lane from the Great Lakes to the?

Atlantic Ocean


What statements describe the St Lawrence Seaway?

the st. Lawrence seaway connects the great lakes, the st. Lawrence river, and the atlantic ocean


What is the lock system on the st lawerence seaway?

Locks exist on the St. Lawrence river because you need leveled water to sail or barge.


What is a major seaway in Canada?

st. lawrence seaway


1959 seaway project?

St. Lawrence Seaway


What body of water st Lawrence?

The St. Lawrence seaway is a canal


The seaway on the map is named for which river?

The seaway on the map is named the St. Lawrence Seaway, which is named after the St. Lawrence River. The seaway connects the Great Lakes to the Atlantic Ocean, allowing for maritime transportation between the interior of North America and the rest of the world. The St. Lawrence River and Seaway have played a significant role in the economic development of the region by providing a vital transportation route for goods.


What seaway links the midwest to the Atlantic Ocean?

The Saint Lawrence Seaway links the Midwest to the Atlantic Ocean. The Saint Lawrence Seaway flows from Lake Ontario to the Atlantic Ocean.


World's largest inland seaway?

It is the Great St Lawrence seaway...