Because canal boats were shallow-draft, flat-bottomed vessels, the original depth of the Erie Canal was about 4 feet. It was deepened over the years until in the early 20th Century it was dredged to a minimum depth of 12 feet to accommodate traffic which is primarily made up of pleasure boats.
Yes, the Erie Canal is still accessable today.
Yes the Erie Canal is still in business today. Much of it is now recreation but there is still commercial traffic such as barges of corn from Canada to be turned into ethanol.https://www.npr.org/2013/06/25/195426326/commercial-shipping-revived-along-erie-canal
Mostly the Erie Canal today is used for recreation and fishing. However some farmers ship grain to be made into ethanol.
The Welland Canal.
Small boats and pleasure craft uses the Erie Canal today. It is also a cycling trail and used for fishing. But there still is some commercial traffic.
The Erie Canal was hugely important to the Midwest, New York state and New York City. It is not anywhere near as busy today.
The Erie Canal
The Erie Canal was not cemented.
the Erie canal
No the Erie Canal did not join the Ohio River. But New York was not the only state that built canals. The state of Ohio also built canals. The Miami and Erie Canal went to the Ohio River. The Erie and Ohio Canal also reached the Ohio River. Neither of these canals were as successful as the Erie Canal.
The Ohio and Erie Canal linked Cleveland with Lake Erie.
the Erie Canal