Engineering

I-35W-the-Minneapolis-Bridge-Disaster-2007

I-35W: the Minneapolis Bridge Disaster – 2007

Gusset plates are not glamorous, but like the two-dollar O-ring seals on the space shuttle Challenger, you take them for granted at your peril. When NASA was still a gleam in John Kennedy’s eye, Eisenhower’s Interstate Defence Highway system was pushing its concrete capillaries across America. In 1967 Minnesota completed its contribution to Interstate 35 …

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