Lock and Dam No. 21
Lock and Dam No. 21 is a lock and dam located at Quincy, Illinois on the Upper Mississippi River around river mile 324.9. The movable portion of the dam is 1,265 feet (385.6 m) long and consists of three roller gates and ten tainter gates. A 1,400 feet (426.7 m) long submersible dike continues to the Missouri shore. The main lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long and there is also an incomplete auxiliary lock. In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 21 Historic District, #04000181 covering 1,075 acres (4.4 km2), 1 building, 4 structures, 4 objects.
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Lock and Dam No. 21
Lock and Dam No. 21 is a lock and dam located at Quincy, Illinois on the Upper Mississippi River around river mile 324.9. The movable portion of the dam is 1,265 feet (385.6 m) long and consists of three roller gates and ten tainter gates. A 1,400 feet (426.7 m) long submersible dike continues to the Missouri shore. The main lock is 110 feet (33.5 m) wide by 600 feet (182.9 m) long and there is also an incomplete auxiliary lock. In 2004, the facility was listed in the National Register of Historic Places as Lock and Dam No. 21 Historic District, #04000181 covering 1,075 acres (4.4 km2), 1 building, 4 structures, 4 objects.
length (km)
has abstract
Lock and Dam No. 21 (Schleuse ...... trict in das NRHP aufgenommen.
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Lock and Dam No. 21 is a lock ...... o being hydroelectric by 2016.
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building start date
building start year
vastest lake
length (μ)
3.85572e+2
location
opening date
1938-07-23
opening year
Wikipage page ID
Wikipage revision ID
734,402,843
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coordinates display
coordinates type
type:landmark_region:US-IL
extra
image caption
Mississippi River Lock and Dam number 21
lat s
long s
title
Mississippi River 9-Foot Chann ...... iver, Quincy, Adams County, IL
subject
point
39.906102777777775 -91.43218611111111
comment
Lock and Dam No. 21 (Schleuse ...... trict in das NRHP aufgenommen.
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Lock and Dam No. 21 is a lock ...... ding, 4 structures, 4 objects.
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label
Lock and Dam No. 21
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Lock and Dam No. 21
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lat
3.9906102777777774e+1
long
-9.143218611111111e+1
