Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Snake River Bridge at Lyons' Ferry, State Route 261 spanning Snake Riv...
Significance: The oldest extant steel cantilever bridge in Washington. It is a good example of early-twentieth century cantilever bridge construction using carbon steel. The structure served first at Vantage Fe... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More
Tacoma Narrows Bridge, Spanning Narrows at State Route 16, Tacoma, Pie...
Significance: The Tacoma Narrows Bridge was the first suspension span constructed in the United States after its predecessor's failure in 1940 from wind-induced torsional oscillations. Research of design flaws... More