In 2018, Italy's Morandi Bridge collapsed, killing 43 people. For 50 years, the iconic bridge had withstood the elements and stress from ever-increasing traffic. NOVA investigates what went wrong and explores other bridge collapses across the United States. How can new engineering techniques make bridges safer and prevent such tragedies?
Cheapest price in the interval: 14.59 on October 27, 2021
Most expensive price in the interval: 14.59 on February 4, 2022
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