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How Japan Built the Impossible 400 km Great Wall that You've Never Heard Of
Japan's tsunami seawall construction: 400 kilometres of engineering built after March 11, 2011 destroyed everything that came before it. In one hour, 90% of Japan's existing seawalls failed. Engineers rebuilt the entire coastline — a $12.7 billion construction project running 400 kilometres, engineered to 14.7 metres height, sealed by 443 ...
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