The Tacoma Narrows Bridge, also known as "Galloping Gertie", collapsed on November 7, 1940, just a few months after opening. This suspension bridge was known for its tendency to sway in windy conditions. However, on that fateful morning, the bridge failed due to a combination of lightweight construction and strong wind pressure on the 8-foot solid plate girder and deck. Today, visitors can see a piece of the wreckage - a broken girder embedded in concrete - on the 5th floor of the Washington Sta