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Today is June 14, 2025

Events with tag - Hydraulic Engineering

First Mississippi River Lock and Dam

January 1, 1917

First Mississippi River Lock and Dam

The completion of Lock and Dam No. 1 in 1917 between Minneapolis and St. Paul revolutionized navigation on the Mississippi River. This pioneering $2.9 million project introduced innovative engineering features and transformed the unpredictable waterway into a reliable transportation corridor.

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