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engineering

Every Yooper Hub story tagged engineering, newest first, with its sources and corrections intact.

3 stories on this page. Page 1 of 1.

Newest

The latest engineering story

Aug 11, 20264 min read

The U.S. Built Only Three Steel Dams. One Is in the Keweenaw — and the Wooden Dam It Replaced Outlasted It.

The Redridge Steel Dam is one of only three steel dams ever built in the United States. In 1979 crews cut holes in it, the reservoir drained, and the 1890s timber dam underneath turned...

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Locals Call It Copper Island. One Bridge Is the Only Way On — and It’s the Heaviest of Its Kind on Earth.

A ship canal finished in 1874 cut the northern Keweenaw off from the rest of Michigan, and the Portage Lake Lift Bridge...

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Jul 25, 20263 min read

Manistique Built a Road Four Feet Below the River It Crosses. Ripley’s Put It in “Believe It or Not.”

A paper mill needed water power, a dam would have flooded the town, so Manistique raised the river instead. The Siphon Bridge...

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engineering

The latest engineering story

The U.S. Built Only Three Steel Dams. One Is in the Keweenaw — and the Wooden Dam It Replaced Outlasted It.

More engineering stories, newest first

Locals Call It Copper Island. One Bridge Is the Only Way On — and It’s the Heaviest of Its Kind on Earth.

Manistique Built a Road Four Feet Below the River It Crosses. Ripley’s Put It in “Believe It or Not.”