Ethical issues from the tacoma narrows bridge collapse a. The portion of the bridge that fell into the water now serves as an artificial reef. In this lesson, youll dive into the physics of this collapse by learning about resonance frequency. There were no casualties except a dog trapped in a car stranded on the bridge. Historically, the name tacoma narrows bridge has applied to the original. A look back at the insane tacoma narrows bridge collapse. Nov 05, 2019 the tacoma narrows bridge collapses due to high winds on november 7, 1940. Strange as it may seem, traffic on the bridge increased tremendously as a result of its novel behavior. Jay vogt talked about the lewis and clark expeditions encounter with members of the lakota sioux at. The image of the tacoma narrows bridge collapse is shown in fig. It opened to traffic on july 1, 1940, and dramatically collapsed into puget sound on november 7 the same year.
The collapse of the tacoma narrows bridge has become a popular example of the phenomenon of resonance. May 24, 2018 i remember seeing the galloping gertie tacoma narrows bridge collapse in a physics class in high school, lucy walker told the atlantic, and the surprising image of something as. Tacoma narrows bridge, first suspension bridge across the narrows of puget sound, connecting the olympic peninsula with the mainland of washington state, u. Michael sullivan talks about the 1940 tacoma narrows bridge collapse and its effects on the study of bridge design and civil engineering cspans local content vehicles lcvs made a stop in. In november, 1940, the newly completed tacoma narrows bridge, opened barely four months before, swayed and collapsed in a 42 mileperhour wind. Ethical issues from the tacoma narrows bridge collapse slides handout in pdf, 18 pages, 4. The tacoma narrows bridge was poorly constructed and swayed and bent. Despite the engineers promise that the bridge would withstand hurricane force winds, the bridge quickly earned the nickname galloping gertie for its habit of swaying in even modern breezes. Because of the large file size, we recommend that you first save the file to your computer by right. We were reminded of the catastrophic tacoma narrows bridge collapse of 1940, where a suspension bridge with a history of wobbling gulp waved itself into pieces that fell into the water below. Dec 09, 2006 watch the amazing gallopin gertie november 7, 1940 film clip. Twin views of the tacoma narrows bridge collapse, dvd and users guide, r. The tacoma narrows bridge was built in washington during the 1930s and opened to traffic on july 1, 1940. On the day the first bridge over puget sound collapsed 75 years ago this week, a mixedbreed cocker spaniel named tubby was the only life lost with the tacoma narrows bridge in what now is known.
Information from its description page there is shown below. Apr 07, 2017 tacoma narrows bridge collapse 1940 duration. Original footage of the 1940 tacoma narrows bridge collapse, in color. The fundamental weakness of the tacoma narrows bridge, said a summary article published in engineering news record, was its great flexibility, vertically and in torsion. Original footage of the 1940 tacoma narrows bridge. Tacoma narrows bridge postinvestigation of the tacoma bridge collapse. The bridges connect the city of tacoma with the kitsap peninsula and carry state route 16 known as primary state highway 14 until 1964 over the strait. All of the levels of the cause map are accurate, some simply have more detail that others. Jun 05, 2017 michael sullivan talks about the 1940 tacoma narrows bridge collapse.
The mechanism by which a steady wind can cause periodic motion in such a structure, however, is not necessarily a simple or obvious one. Watch the amazing gallopin gertie november 7, 1940 film clip. The tacoma narrows bridge is famous for collapsing in a spectacular fashion during a windstorm. Collapse tacoma narrows bridge disaster artist format. Between 1939 and 1940, the tacoma narrows bridge over the puget sound between tacoma and gig harbor, washington. November 2015 physics today65 the collapse of the tacoma narrows bridge. Jun 15, 20 an example of resonance waves in structures, circles unit angles inscrib. Tacoma narrows bridge bridge, washington, united states. That is, perhaps, until we see one collapse before our eyes. An example of resonance waves in structures, circles unit angles inscrib.
Check out this amazing footage of the collapse of the worlds third largest suspension bridge at the time, tacoma narrows bridge, washington, in 1940. By using opensource analysis tools and digitized footage of the disaster. Tacoma, washington november 7, 1940 tacoma narrows bridge man on bridge vintage photograph 11x14 doublematted art print, wall decor ready to frame 1. From the day of its opening the bridge began to experience oscillations. The fifthlongest suspension bridge in the nation, the original became known as galloping gertie. The collapse of the tacoma narrows bridge on the morning of november 7, 1940, is the most iconic example of a spectacular bridge failure in modern times.
Tacoma narrows bridge collapse sound version standard 4. We often take bridge construction and safety for granted. Nov 10, 2008 the tacoma narrows bridge was poorly constructed and swayed and bent. Bridge shaking in wind video humen bridge shaking explained. For the love of physics walter lewin may 16, 2011 duration. The 1940 tacoma narrows bridge, the first tacoma narrows bridge, was a suspension bridge in the u. This month marks the 75th anniversary of the tacoma narrows bridge collapse. There were no casualties except a dog trapped in a. The tacoma narrows bridge collapse was pivotal in how future structures would be built, with the careful incorporation of aerodynamics into design plans. Jun 20, 2016 the very first tacoma narrows bridge collapsed on november 7, 1940. It opened to traffic on july 1, 1940, and dramatically collapsed into puget sound on november 7 of the same year.
Tacoma narrows bridge collapse franklin miller, jr. See all formats and editions hide other formats and editions. One of the most famous bridge engineering failures of all time the infamous galloping gertie, or tacoma narrows bridge failure happened 75 years ago nov. A rescue was attempted by the man with the pipe, but the frightened animal would not leave the car. Four months after its opening, on the morning of november 7, 1940, in a wind of about 42 miles 67 km per hour, the 2,800foot 840metre main span, which had already. The deck was too shallow at 8 feet a 50 ratio with the center span. The tacoma bridge is built, with some amazing and exciting footage of men dangling from cages to put the beast together, after a of course pompous bridge opening ceremony, disaster strikes, as the bridge starts weaving to and fro, its still pretty incredible to see such footage today. In november 1940, the tacoma narrows bridge collapsed due to a combination of high winds and poor construction. Lang, twin views of the tacoma narrows bridge collapse, vhs video and 27page users guide. Four months after its opening, on the morning of november 7, 1940, in a wind of about 42 miles 67 km per hour, the 2,800foot 840metre.
The tacoma narrows bridge collapses due to high winds on november 7, 1940. Several factors contributed to the excessive flexibility. Construction for the original structure first began in 1938, and it officially opened to traffic in the summer of 1940. The very first tacoma narrows bridge collapsed on november 7, 1940. Ethical issues from the tacoma narrows bridge collapse video request the link to video. Ethical issues from the tacoma narrows bridge collapse j. Sep 23, 2006 collapse of the tacoma narrows bridge. See all formats and editions hide other formats and. On july 1, 1940, the tacoma narrows bridge at puget sound in the state of washington was completed and opened to traffic.
Tacoma narrows bridge collapse color video youtube. Physicists over the years have spent a great deal of time and energy studying this event. Dvd video and 25page teachers guide aapt, college park, md, 2000. In this footage, the bridge can be seen literally waving and twisting for several minutes before finally collapsing into puget sound. Spanning over the tacoma narrows strait of puget sound, this nowpair of bridges link tacoma and the kitsap peninsula. The footage became the basis for a textbook example of resonance, which is a standard topic in high school physics. A new tacoma bridge was built in 1950, consisting of a wider roadway and features designed to secure the. The collapse of the tacoma narrows bridge also appears in unit 17 of the mechanical universe vide infra. When the tacoma narrows bridge over puget sound in the state of washington famously collapsed on november 7, 1940, it was captured on film for posterity. May 24, 2017 the collapse of the tacoma narrows bridge on the morning of november 7, 1940, is the most iconic example of a spectacular bridge failure in modern times. The bridge s collapse has been described as spectacular and in. Tacoma narrows bridge collapse on film and video, phys. Ethical issues from the tacoma narrows bridge collapse video. Jun 18, 20 check out this amazing footage of the collapse of the worlds third largest suspension bridge at the time, tacoma narrows bridge, washington, in 1940.
Tacoma narrows bridge collapse gallopin gertie youtube. The collapse of the tacoma narrows bridge, 7 november 1940. I remember seeing the galloping gertie tacoma narrows bridge collapse in a physics class in high school, lucy walker told the atlantic, and. This is a pretty sweet video of the bridge collapsing. Ogg multiplexed audio video file, theoravorbis, length 2 min 30 s, 640. Pdf the tacoma narrows bridge collapse on film and video. Another great filling in the blanks piece of footage as we see the infamous wobbling bridge footage but we see how that bridge was built, the opening ceremony and the aftermath.
September 4, 2017 lewis and clark expedition in south dakota. With the prospect of federal funding now in view, the washington department of. The collapse of the tacoma narrows bridge at a high level has only one cause. Purchase a download tacoma narrows bridge collapse. Ethical issues from the tacoma narrows bridge collapse. The tacoma narrows bridge collapse on film and video.