Illinois Waterway, La Grange Lock and Dam, 3/4 mile south of Country 795N at Illinois River, Versailles, Brown County, IL

Significance: La Grange Lock and Dam is significant as a component of the Illinois Waterway, which was developed to provide a navigable route from Lake Michigan to the Mississippi River and beyond. La Grange Dam is significant as one of the few surviving examples of a dam with Chanoine wicket gates in this country.

Survey number: HAER IL-164-A

Building/structure dates: 1936-1939 Initial Construction

Building/structure dates: after. 1970- before. 1979 Subsequent Work

Building/structure dates: 1984 Subsequent Work

Building/structure dates: 1990 Subsequent Work

National Register of Historic Places NRIS Number: 04000170

locks hydraulic facilities movable dams tainter gates chanoine wickets miter gates waterways navigation transportation versailles illinois waterway illinois waterway grange lock la grange lock dam country illinois river brown brown county bass engineering and construction company calumet ship and dry dock company justine christianson ron deiss ira m dudley a f griffin thomas h handbury historic american engineering record hunter steel company independent bridge company kansas city bridge company paul le gromwell dana lockett garrett lydecker us army corps of engineers rock island district chicago district us army corps of engineers rock island district us army corps of engineers photo ultra high resolution high resolution mississippi river harbor library of congress national register of historic places

1969 - 1980

Library of Congress

http://www.loc.gov/

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