SDOT publishes analysis of “modes of failure” for West Seattle Bridge

Last week SDOT released a consulting engineer’s report that answers the question, “if the West Seattle Bridge were to fail, how exactly would it fail?” The department asked the question to help it plan for emergency procedures — including an evacuation of nearby areas — if it determined that a failure were imminent. While a failure of the West Seattle Bridge would likely not be quite the spectacle that the collapse of the Tacoma Narrows Bridge was, according to the engineers’ analysis it would still be a sight.

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