![]() “Updating our infrastructure will require both making up for deferred maintenance, and preparing for the increasing risk of extreme events that comes along with global warming.” More frequent floodingīig Sur’s damaged Pfeiffer Canyon Bridge – out until at least September – is a harbinger of things to come. “This winter in California has highlighted the vulnerabilities of our nation’s infrastructure,” said Noah Diffenbaugh, a professor of Earth system science at Stanford and the Kimmelman Family Senior Fellow at the Stanford Woods Institute for the Environment. ![]() Although California’s recent unprecedented rains were likely to damage infrastructure, standard risk assessments made it hard to identify which bridges were most vulnerable. Ĭase in point is a bridge along California’s iconic Big Sur coast, which collapsed in March, isolating communities and costing local businesses millions of dollars. An obstacle to spending the money wisely is that the current means of assessing bridges may underestimate their vulnerability, according to a new study published in the Journal of Infrastructure Systems. The United States is considering a $1 trillion budget proposal to update infrastructure, including its crumbling bridges. Grow/ California Department of Water Resources) ![]() saw local and regional visitors during the atmospheric river event across Northern California on January 9, 2017. Old Route 49 bridge crossing over the South Yuba River in Nevada City, Calif. ![]()
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