These Unique arched floodgates protect from typhoons and storm surges in Osaka #japan 🇯🇵 #infrastructure #InfrastructureWeek #Infrastructurebill #civilengineering pic.twitter.com/DLViQvdmwO
— 🟣 Evan Kirstel $B2B (@EvanKirstel) April 3, 2021
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