Japan’s Quake-Proof-Building Makers Prepare for a Bigger Shock
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As Japan’s record earthquake struck at 2:46 p.m. on March 11, Hidenori Tsukatani crawled under his desk and thought to himself: Now we will find out.
Tsukatani, a 60-year-old structural designer at Mitsubishi Jisho Sekkei Inc., has spent 35 years studying ways to make buildings that can withstand earthquakes so powerful they occur only once in every 500 to 1,000 years.