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  • Soo Locks Closing for Seasonal Repair, Maintenance

    SAULT STE. MARIE, Mich. - The Soo Locks in Sault Ste. Marie, Michigan will close to all marine traffic beginning 11:59 p.m. January 15, or until commercial traffic ceases, through 12:01 a.m. March 25 to perform seasonal critical maintenance. Federal regulation (33 CFR 207.440) establishes the operating season based on the feasibility of vessels operating during typical Great Lakes ice conditions. “Every year, the Corps of Engineers uses the non-navigation winter period to perform maintenance and keep the Soo Locks operating,” Maintenance Branch Chief Nicholas Pettit said. “The Detroit District team works long hours in extreme conditions to complete a significant amount of maintenance during this annual closure period. The work they perform is unique, especially given the harsh northern Michigan winter conditions they work in.”

  • Corps of Engineers reminds public of Lock and Dam 7 closure

    The U.S. Army Corps of Engineers, St. Paul District, reminds the public that Lock and Dam 7, located near La Crescent, Minnesota, is closed for winter maintenance. The parking lot is also inaccessible to the public.

  • Upper Mississippi River navigation season closes for the year

    The U.S. Army Corps of Engineers, St. Paul District, saw the last tow of the 2023 navigation season as the Motor Vessel Thomas Erickson, departed Lock and Dam 10, near Guttenberg, Iowa, Dec. 3, with 15 barges.

  • Corps of Engineers set to perform maintenance at several locks this winter

    ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is preparing for major repairs at six of its Mississippi River locks this winter to ensure they continue working as designed.

  • A Winter to Remember: Corps of Engineers continues annual winter maintenance fight to preserve aging infrastructure

    The American Society of Civil Engineers 2021 infrastructure report card released in March was less than perfect for the nation’s inland navigation system. According to the report, they gave the Inland waterway infrastructure a D+. The ASCE report said the infrastructure "includes locks and dams as well as navigation channels” but added that shipping delays cost up to $739 per hour for an average tow within the United States.

  • Soo Locks closing for seasonal repair, maintenance

    DETROIT- The Soo Locks in Sault Ste. Marie, Michigan will close to marine traffic beginning 11:59 p.m. January 15 through 12:01 a.m. March 25 to perform critical maintenance. The operating season is fixed by federal regulation and is driven in part by the feasibility of vessels operating in typical ice conditions. Every year, the Corps uses the winter period to perform maintenance to keep the Soo Locks operating. The Soo Area Office team works long hours in extreme conditions to complete a significant amount of maintenance during this annual closure period. The work they perform is unique, especially given the harsh northern Michigan conditions they work in.

  • Mother Nature allows for start early to winter lock maintenance

    Following a historically late start to the navigation season in 2014, Mother Nature once again showed who’s in charge, giving the region a shot of cold air and shutting down navigation earlier than anticipated. This worked in favor of the district’s maintenance and repair section, based out of the Fountain City, Wisconsin, service base.

  • Lock and Dam 8 to reopen March 17

    ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, announced that Lock and Dam 8, near Genoa, Wis., will reopen March 17.

  • Corps of Engineers will close Lock and Dam 6 this winter for maintenance work

    ST. PAUL, Minn. – The U.S. Army Corps of Engineers, St. Paul District, is closing Lock and Dam 6, near Trempealeau, Wis., for winter renovation and maintenance work Dec. 3.

  • District dewaters lock and dam for maintenance

    The lack of ice and the presence of standing water at the bottom of Lock and Dam 7’s dewatered chamber near La Crosse, Wis., marks a drastic change from last year’s routine winter maintenance, when often times work was done during below zero temperatures. This year, with warmer than normal weather, everything is easier than normal, said Scott Uhl, the crew’s foreman. The improved weather conditions have helped the maintenance and repair crew from Fountain City, Wis., to get slightly ahead of schedule.