I mentioned Bollman trusses once before, just about a year ago. They’re an obsolete form of structure, useful when there were few good analytic tools for trusses and when the connections of trusses were commonly made with eyebars, through-bolts, and pins. They were built in the 1850s and 60s, dying out in the early 1870s, […]
Logic Made Visible — Old Structures Engineering
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To listen to the podcast, click here.
Headlines:
Historic Bridge in Australia to be rehabbed and converted into a double-decker bridge
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Stillwater Lift Bridge and Loop Trail to have Grand Opening
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Historic Bridge in Hope, BC, Canada to be Rehabilitated
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Historic Bridge in Darlington, England in Dire Need of Repairs
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Historic Bridge in Hagen, Damaged by Floods, Threatened with Collapse
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High Bridge in Eau Claire, Wisconsin to receive much-needed repairs
https://www.weau.com/2021/07/13/high-bridge-repairs-unanimously-approved-by-eau-claire-city-council/
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New Bridge Boys Podcast
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Plus: BHC’s Top Five Summer Bridgehunting Trips
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Enjoy your summer break. Our next podcast is September 14th! Get some cool shots and don’t forget the memorial bridgehunting tour being done on the Chronicles. Information on how to contribute available here.
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The picture above can be accurately pinned in time by virtue of its location and the complicated history of the bridge. That’s Harper’s Ferry, a spot on the Potomac River that saw more than its fair share of fighting during the Civil War. 441 more words
Construction History: Intricacy — Old Structures Engineering
Some stories on my travels
This is a blog about my project of visiting every bridge over the Genesee River and what I learned about the history, structure, and natural surroundings of each bridge.
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The Bridgehunter's Chronicles 