To slow down water flow on rapid rivers.
Taking for an example the Panama Canal, the locks had one major purpose. They equalized the water level between the Atlantic and Pacific oceans.
The original Erie Canal had 83 locks. The canal was improved and the number of locks went down to 72 locks. The canal was improved again and now there are only 35 locks.
No. Most, but not all, other canals have canal locks. Most canals are not built on flat land. Another without locks is the Corinth Canal.
A group of joined locks on a canal is known as a Staircase.
What are the similarties between the Panama Canal and the ballard locks
no
Locks are only needed when the ships need to be raised and lowered in altitude because of the terrain the canal crosses.
No locks on the Suez Canal
Gunther
Locks
There are no locks, the Mediterranean and the Red sea are about the same level
No, the Suez Canal is at sea level throughout its length.