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Sketch of the Illinois and Michigan Canal and the proposed Hennepin Canal, showing their relations to the Illinois River, Mississippi River, and Lake Michigan, 1883, in the collection of the National Archives and Records Administration Hennepin Canal after construction The steamer Marion with Rambler in tow at Aqueduct number 4, 1908 Lock 31 Lock 24
St. Anthony Falls Lower Lock and Dam: Hennepin County: USACE; SAF Hydro 1956 Gravity: 58 18 Intermediate Pool 420 520 9.0 Mississippi: Hydroelectric; recreation St. Anthony Falls Upper Lock and Dam and Hennepin Island Hydroelectric Plant [note 6] Hennepin County: USACE; Xcel Energy; Crown Hydro 1882; 1963 Gravity: 49 15 Upper St. Anthony Falls ...
Continued into Connecticut as the Farmington Canal: Hennepin Canal: IL: 1907 75.2 mi (121.0 km) Hocking Canal: OH: 1841 1890 56 mi (90 km) Illinois and Michigan Canal: IL: 1848 1933 96 mi (154 km) Indiana Central Canal: IN: 8 mi (13 km) Partially completed James River and Kanawha Canal: VA: Only Virginia portion completed Junction Canal: PA ...
A plan and side view of a generic, empty canal lock. A lock chamber separated from the rest of the canal by an upper pair and a lower pair of mitre gates.The gates in each pair close against each other at an 18° angle to approximate an arch against the water pressure on the "upstream" side of the gates when the water level on the "downstream" side is lower.
The utility work required the drawdown of the Appleton navigational canal, which resulted in the closure of all of the Appleton locks. In a May 16 Facebook post, the Fox River Navigational System ...
Hennepin Island Hydroelectric Plant and tailrace. In yet another De la Barre project, 1906-1908 he designed and built the Hennepin Island Hydroelectric Plant. [9] It is located near the center of Hennepin Island and is not very visible. A 400 ft. headrace canal connects the plant to the upper pond..
The 1913 flood brought an end to the canal. Several locks were dynamited to prevent inundating the downtown area. The most damaged area of the canal included the cascade locks. The canal commission determined the system was not salvageable. Water from the Summit Lake is controlled by ODNR by a dam/gate system at Lock 1 to prevent the disaster ...
The Eastman tunnel, also called the Hennepin Island tunnel, was a 2,000-foot-long (600 m) underground passage in Saint Anthony, Minnesota (now Minneapolis), dug beneath the Mississippi River riverbed between 1868 and 1869 to create a tailrace so water-powered business could be located upstream of Saint Anthony Falls on Nicollet Island.