The Portage Lake Lift Bridge in Michigan. This is the world's heaviest and widest double-decked vertical-lift bridge.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...e_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...ift_bridge.jpg
2:38 video:
https://www.youtube.com/watch?v=Cc--9Dv9qXo
More: https://en.wikipedia.org/wiki/Portage_Lake_Lift_Bridge
Previously:
https://www.homemadetools.net/forum/...679#post136611
https://www.homemadetools.net/forum/...768#post102413
https://www.homemadetools.net/forum/...376#post135265
https://www.homemadetools.net/forum/...624#post132731
https://www.homemadetools.net/forum/...126#post125968
https://www.homemadetools.net/forum/...250#post116082
https://www.homemadetools.net/forum/...222#post116006
