{"p":{"11892141002":{"r":0,"s":1,"w":7635,"h":4910,"u":"/gcdn/presto/2023/05/17/PMJS/bc0a9303-df3b-47a0-a8b1-d25cb81d5067-locks_12.jpg"},"11892150002":{"r":0,"s":2,"e":1,"w":7500,"h":5000,"u":"/gcdn/presto/2023/05/17/PMJS/61b23232-3d84-4e4d-a5c2-2955d85be9f7-locks_1.jpg"}},"e":["Mark Hoffman / Milwaukee Journal Sentinel","U.S. Army Corps of Engineers worker Eric Lockington grabs a line a crew member of the tug Theresa L. Wood  Wednesday, May 17, 2023 at Lock and Dam #8 in Genoa, Wis.  The locks allow the boats to gradually adjust to changing river levels. Most towboats can push 15 barges at a time on the river. When those barges reach a 600-foot long lock, they don’t fit. Instead, they have to be split up, which takes more than twice as long.It was constructed and was put into operation by April 1937.","Crew from the tug Theresa L. Wood tie off barges to a recently installed mule and tow rail  to pull the barges out of the lock chamber Wednesday, May 17, 2023 at Lock and Dam #8 in Genoa, Wis.  The vessel was moving barges from St. Louis to Winona, Minn. The locks allow the boats to gradually adjust to changing river levels. Most towboats can push 15 barges at a time on the river. When those barges reach a 600-foot long lock, they don’t fit. Instead, they have to be split up, which takes more than twice as long.It was constructed and was put into operation by April…"],"i":["11892141002","11892150002","11892139002","11892142002","11892145002","11892146002","11892143002","11892140002","11892151002","11892153002","11892152002","11892137002"],"s":"news","ss":"news","t":"news","st":"news","cc":"news","n":"Photos: Lock & Dam #8 is part of the Mississippi River's aging infrastructure","pd":"2023-05-18T15:39:30Z"}