Lock and Dam No. 17, Navigation lock and dam on the Mississippi River in New Boston, United States.
Lock and Dam No. 17 extends 1,121 feet across the Mississippi River, featuring eight Tainter gates and three roller gates for water management.
The United States Army Corps of Engineers completed the construction of Lock and Dam No. 17 in 1939 as part of the Mississippi River navigation system.
The structure earned recognition on the National Register of Historic Places in 2004, encompassing 869 acres with multiple engineering components.
The main lock measures 110 feet in width and 600 feet in length, allowing vessels to navigate a water level difference of up to 8 feet.
The facility maintains a reservoir capacity of 50,000 acre-feet, serving a catchment area of 99,600 square miles across Illinois and Iowa.
Location: Illinois
Architects: United States Army Corps of Engineers
Elevation above the sea: 165 m
GPS coordinates: 41.19080,-91.06030
Latest update: March 6, 2025 14:15
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