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The lock is owned and operated by the U.S. Army Corps of Engineers. The dam is owned and operated by Ameren Missouri. The lock and dam obliterated the Des Moines Rapids which had effectively been the northern barrier for traffic on the Mississippi until efforts began in 1837 to address the Mississippi's 2 ft 6 in (76 cm) depth in the rapids.
Along the original Illinois Waterway, Starved Rock Lock and Dam is the southernmost facility. [1] The lock and dam are located along the Illinois River near the north central Illinois village of Utica. [1] The lock and dam is at river mile 231 just upstream from Plum Island. [2] [3] The facility is presently operated by the U.S. Army Corps of ...
[2] [3] The U.S. Army Corps of Engineers designed the complex; their influence is particularly evident in the dam's control station, as the State of Illinois designed most other dam control stations along the river. The lock has a standard 100-by-600-foot (30 m × 183 m) chamber, similar to other locks on the river, and a vertical lift of 11 ...
In January 1858, the first masonry building in Chicago to be thus raised—a four-story, 70-foot-long (21 m), 750-ton (680 metric tons) brick structure situated at the north-east corner of Randolph Street and Dearborn Street—was lifted on two hundred jackscrews to its new grade, which was 6 feet 2 inches (1.88 m) higher than the old one, “without the slightest injury to the building.” [9 ...
Chesbrough worked as a farmer between 1842 and 1844 as the effects of the Panic of 1837 deprived him of employment as an engineer. After he returned to his profession, Chesbrough became the engineer for the water systems of Boston, and helped to build the Cochituate Aqueduct. [6] He was named the first city engineer of Boston in 1851. [7]
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News of the World's Columbian Exposition to be held in 1893, in Chicago, Illinois, drew Ferris to the city. In 1891, the Exposition's directors issued a challenge to American engineers to conceive of a monument for the fair to surpass the Eiffel Tower, the great structure of the Paris International Exposition of 1889. [9]
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