MinnPost

Here’s how the locks and dams on the Mississippi River work, and why they exist

… but our independent journalism isn’t free to produce. Help us keep it this way with a tax-deductible donation today. Get on a boat on the upper Mississippi River, and you’ll eventually come upon a ...
Casual Navigation on MSN

How the Panama Canal lifts a million tons of ships every day, locks, water pressure, and gravity doing the heavy work

The Panama Canal does not raise ships with cranes, it raises the water around them using lock chambers, sluices, and simple hydrostatics. This breaks down why the gates are angled, how lock staircases ...
WLKY

Ask Caray: How do the McAlpine Locks and Dam on the Ohio River work?

BARNSTABLE-BROWN DIABETES CENTER. WELL, THE MCALPINE LOCKS AND DAM PLAY A CRUCIAL ROLE IN HELPING VESSELS DOWN THE OHIO RIVER. BUT WHAT ELSE DO THEY DO? AND THIS WEEK’S ASK CARAY MORNING ANCHOR CARAY ...
Yahoo

Here's how the locks and dams on the Mississippi River work, and why they exist

Get on a boat on the upper Mississippi River, and you'll eventually come upon a looming concrete structure stretching across the river's main channel. It's called a lock and dam, and it's a distinct ...
The Gazette

Here's how locks and dams on the Mississippi River work, and why they exist

The tug Theresa L. Wood heads upstream after locking through Lock and Dam #8 in May in Genoa, Wis. The vessel was moving barges from St. Louis to Winona, Minn. The locks allow the boats to gradually ...