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The only fatality of the collapse in a 42 mile/hour wind gust was a dog in car that could not be removed from the bridge. While the salvage work went on, Professor Farquharson was commissioned to test models of the old Narrows Bridge and the new proposed design for the bridge. Farquharson, an engineering professor at the University of Washington, and other University engineers were hired to suggest methods to reduce the movement on the bridge. A History of the World's Most Spectacular Spans, Bernd nebel: Desaster: Der Einsturz der Tacoma Narrows Bridge, HAER: Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pierce, WA, LCPC: Effondrement du pont de TACOMA (U.S.A.) le 7 novembre 1940, PBS: Building Big - Tacoma Narrows Bridge, Planète TP: 1940, effondrement du pont de Tacoma. High quality Tacoma Narrows Bridge inspired framed prints by independent artists and designers from around the world. Over the next few months experiments were conducted on a scale model, but a solution to the problem proved elusive. If technology you mean "materials"that was used for the bridge, then I found a good answer on Yahoo! On November 7, 1940, Professor Farquharson was there to witness and document the spectacular collapse of what had been the third longest suspension bridge in the world with the longest single span in the country. Tacoma Narrows Bridge, first suspension bridge across the Narrows of Puget Sound, connecting the Olympic Peninsula with the mainland of Washington state, U.S., and a landmark failure in engineering history. 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Your browser will redirect to your requested content shortly. Notably, in many undergraduate physics texts the disaster is presented as an example of elementary forced resonance of a mechanical oscillator, with the wind providing an external periodic frequency that matched the natural structural frequency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he clips in this collection were selected from the Tacoma Narrows Bridge Film Collection (PhColl 950) residing at the UW Libraries Special Collections Division. All orders are custom made and most ship worldwide within 24 hours. This process is automatic. Farquharson claimed that the bridge "had a lateral twisting motion, in addition to the vertical wave," which the bridge hadn't exhibited before. Structurae Version 7.0 - © 1998-2020 Nicolas Janberg. The footage became the basis for a textbook example of resonance, which is a standard topic in high school physics. By 11:10 AM the bridge had settled with 30 foot deep sag to it. Dr. Jesse Read was on the west side of the bridge, however, his footage has disappeared. This digital collection was researched and prepared by the UW Libraries Special Collections Division in 2017 with a a generous grant awarded by the Friends of the Libraries (University of Washington Libraries). 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