This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC) 05140206. Ohio River Lock and Dam 52 fixed weir demolition took place Aug. 21, 2019. This river/stream site, maintained by the Ohio River Valley Water Sanitation Commission (ORSANCO) (identifier 31ORWUNT_WQX), has the name "OHIO RIVER AT LOCK AND DAM 52 (PADUCAH, KY)" and has the identifier 31ORWUNT_WQX-OR42.1M. Locks and Dam 52 is 2,998 feet long. 52 is located on the Ohio River about 1.5 miles downstream of Brookport, Illinois, at mile 939 below Pittsburgh, Pennsylvania. Lock and Dam #52 Ohio River The Powerhouse Lock 52 Powerhouse - The high water mark on the gauge is the water elevation during the 1937 flood. I include a copy of a satellite image because when the images are updated, the lock activity and the spill across the wicket gates will be gone. That was the standard Ohio River lock length in the early 20th Century. The upper gates and catwalk of the 1200 foot chamber are right center in this photo. Lock and Dam 52 was the 19th lock and dam on the Ohio River. "Locks and Dam 52 is a remnant of the 1920s river system, and the 1200-foot lock, built in the 1970s, was a temporary chamber to last for up to 15 years. It is 939 miles downstream of Pittsburgh and 23 miles upstream from the confluence of the Mississippi with the Ohio. The lock received the Corps' Chief of Engineers Award for its innovative technical features. In 1969, a temporary lock 1,200 feet long was added. With the completion of Olmsted Locks and Dam the concrete demolition of Locks and Dam 52 begins with the explosion of the fixed weir on the Kentucky side of the river. Not soothing to the pilots who must navigate the locks or to the dam workers who must raise and lower those wickets according to river conditions, but soothing to a visitor, perhaps. 52 on the Ohio River near Brookport, Ill., passing between the maneuver boat and the dam’s 600-foot chamber. Map + Directions Customizable Directions Following are images captured during a visit to Locks and Dam 52 on July 25. Marty Jacobs, the head operator of Lock and Dam No. It consists of the original lock that measures 110 feet wide by 600 feet long. The Olmsted Locks and Dam is a locks and concrete dam on the Ohio River at river mile 964.4. The Lock There are two lock chambers at Lock and Dam 52. The original Ohio River “project,” when completed in 1929, consisted of 50 lock and dam structures and the Louisville-Portland Canal and Lock and provided a reliable channel depth of 9 feet. Locks and Dam No. Water flowing through the wickets of 52 is more like a soothing waterfall. 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