On June 17, 1958, 79 workers constructing the new Second Narrows Bridge in Vancouver, BC, Canada, were plunged into Burrard Inlet when a portion of the bridge collapsed during construction, resulting in the loss of 19 lives, including 15 ironworkers, 2 engineers, a painter and a commercial diver who drowned a few days later while trying to recover a body. Twenty others were seriously injured. All Rights Reserved. There are many valuable lessons from the Commission Reports related to the roles and responsibilities of contractor’s engineers in their design of the falsework that was intended to support a portion of span number 5 until the structural steel erection had reached Pier 15 and for the responsibilities and duties of engineers in post-disaster inspections and investigations. On June 17, 1958 two spans of the Second Narrows Bridge, then under construction, collapsed into Burrard Inlet, killing 19 men in what remains the worst industrial DISASTER in VANCOUVER's history. Bridge Planned. On June 17, 1958 at 3:40 p.m., people from all over Vancouver stopped to listen, as two spans collapsed, tossing 79 workers into Burrard Inlet and killing 18 of them. Order URL: © 2017 American Society of Civil Engineers. The Second Narrows Bridge Collapse. Some of these lessons will be highlighted in this paper. After an extensive investigation, it was discovered that a temporary bent, designed by an inexperienced engineer and inadequately checked by a senior engineer failed, which lead to the collapse of two spans. On June 17, 1958, 79 workers constructing the new Second Narrows Bridge in Vancouver, BC, Canada, were plunged into Burrard Inlet when a portion of the bridge collapsed during construction, resulting in the loss of 19 lives, including 15 ironworkers, 2 engineers, a painter and a commercial diver who drowned a few days later while trying to recover a body. This presentation will provide an overview of the collapse and summarize the effects of the disaster and the findings as to what caused the collapse. Terms of Use and Privacy Statement, https://doi.org/10.1061/9780784481035.014. The National Academies of Sciences, Engineering, and Medicine, Copyright © 2020 National Academy of Sciences. Collapse of the Second Narrows Bridge during Construction ... Share. He was the first newsman on the waterfront and the scene was overwhelming. This paper focuses on failure during construction. Abstract. Following the collapse, the British Columbia Government established a Royal Commission to examine the cause(s) of the collapse and the lessons learned as a result. In 2004 Eric Daichi Ishikawa, one of the students taking part in that year’s Historica event (in which students from elementary schools all across Canada prepare historical exhibits on topics of their choice), assembled an illustrated report on the June 17, 1958 collapse of the Second Narrows Bridge. Sleek and slender, it was the third longest suspension bridge in the world at the time, covering 5,959 feet. The channel is about a mile wide where the bridge crossed the sound. 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. The collapse of the Second Narrows bridge in 1958 was a traumatic event for Bower. In 1994, the bridge was officially renamed the “Ironworkers Memorial Second Narrows Crossing” in honour of the workers who died on that day. Collapse of the Second Narrows Bridge. by Eve Lazarus on June 16, 2016. There are numerous incidents of bridge failures after construction. The footage became the basis for a textbook example of resonance, which is a standard topic in high school physics. Location: Duluth Minnesota, United States. It was a combination of engineering mistakes, flawed material and procedures, and inappropriate safety standards that resulted in failure. Some described the noise of the bridge collapsing into the Second Narrows as gunfire or an explosion, others as a rumble or a loud snapping sound. The Tacoma Narrows Bridge was built in Washington during the 1930s and opened to traffic on July 1, 1940. But that classic explanation is … It spanned the Puget Sound from Gig Harbor to Tacoma, which is 40 miles south of Seattle. Unfortunately, those gentlemen were on the bridge when it failed and both were killed. Find a library where document is available. The bridge was renamed the "Ironworkers Memorial Second Narrows Crossing" in 1994 to honour the eighteen workers who died in the collapse, along with one rescue diver and four other workers who also died during the construction process. • 1902 V. W. and Y Railway completed to Burnaby.
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