More than a decade before engineers began planning a bridge across the Tacoma Narrows, Tacoma was building the longest transmission line span in the world over the same channel. The Cushman Dam electrical project required spanning 1.3 miles between two sets of 300-foot-high towers in the city.
More than a decade before engineers began planning a bridge across the Tacoma Narrows, Tacoma was building the longest transmission line span in the world over the same channel. The Cushman Dam electrical project required spanning 1.3 miles between two sets of 300-foot-high towers in the city. Washington State Historical Society Courtesy
More than a decade before engineers began planning a bridge across the Tacoma Narrows, Tacoma was building the longest transmission line span in the world over the same channel. The Cushman Dam electrical project required spanning 1.3 miles between two sets of 300-foot-high towers in the city. Washington State Historical Society Courtesy

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Tacoma lost more than just a bridge the day Galloping Gertie fell

November 06, 2015 4:08 AM

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