Tacoma Narrows Bridge

State of washington that spanned the tacoma narrows strait of puget sound between tacoma and the kitsap peninsula it opened to traffic on july 1 1940 and dramatically collapsed into puget sound on november 7 the same year.

Tacoma narrows bridge. This bridge was the third largest. This gave it a ratio of girder depth to span of 1 350 identical to that of the george washington bridge. The tacoma narrows bridge was built in washington during the 1930s and opened to traffic on july 1 1940. The tacoma narrows bridge is the historical name given to the twin suspension bridge originally built in 1940 that spanned the tacoma narrows strait.

Watch the amazing gallopin gertie november 7 1940 film clip. On july 1st 1940 the tacoma narrows bridge opened to the public in washington. It collapsed just four months later due to aeroelastic flutter. Spanning 840 metres 2 800 feet its deck also stiffened by plate girders had a depth of only 2 4 metres 8 feet.

Historically the name tacoma narrows bridge has applied to the original bridge nicknamed. Since then this topic has become popular with several case studies discussing the failure phenomenon of suspension cable. The 1940 tacoma narrows bridge the first tacoma narrows bridge was a suspension bridge in the u s. The tacoma narrows bridge is a pair of twin suspension bridges that span the tacoma narrows strait of puget sound in pierce county washington 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.

The bridge s collapse has been described as spectacular and in. It spanned the. Bridge bridge tacoma narrows. Also covers galloping gertie s creation subsequent studies involving its aerodynamics and finally the construction of a second bridge spanning the narrows.

Four months after its opening on the morning of november 7 1940 in a wind of about 42 miles 67 km per hour the 2 800 foot 840 metre main span which had already exhibited a marked. It was a suspension bridge that spanned puget sound s tacoma narrows straight. Tacoma narrows bridge first suspension bridge across the narrows of puget sound connecting the olympic peninsula with the mainland of washington state u s and a landmark failure in engineering history. University of washington libraries digital collection tacoma narrows bridge collection more than 152 images and text documenting the infamous collapse in 1940 of the tacoma narrows bridge.