다음 채널에서 시청 가능: PBS Video
시즌 46, 에피소드 17: In 2018, Italy’s Morandi Bridge collapsed, killing 43 people. NOVA investigates what went wrong and explores other bridge collapses across the U.S. How can new engineering techniques make bridges safer and prevent such tragedies?
Documentary · 2019년 10월 16일 · 52분