LOCK RESTRICTIONLock and Dam 9, UMR Mile 647.9

Notice Number: 14006-1/UMR 21-01 Date: IMMEDIATELY thru UNTIL FURTHER NOTICE Be advised to stay clear of the bullnose section of the lower guide wall at Lock 9 as it contains unprotected concrete and the potential for exposed steel. All tows transiting the lock should avoid landing or rubbing on the exposed section which is primarily…

Read More

St. Louis District – Weekly Navigation Channel Condition Status Report

For Your Information: As always, attached is the weekly installment of the Navigation Channel Condition Status Report for the St. Louis District. These reports are typically published weekly on Wednesday or Thursday. Please let us know if you have any comments, questions or suggestions. For the most recent and past Navigation Channel Condition Status Reports,…

Read More

RIAC Low Water

Microsoft Teams meeting Join on your computer, mobile app or room device Click here to join the meeting Meeting ID: 250 469 483 814 Passcode: odtXSp Download Teams | Join on the web Or call in (audio only) +1 872-212-5260,,693113619#   United States, Chicago Phone Conference ID: 693 113 619# Find a local number | Reset PIN Learn More | Meeting options ________________________________________________________________________________   (more…)

Read More

Channel Maintenance Dredging Update 27 November 2023

Notice Number: 205442/23-11 Date: 11/27/2023 18:39 thru UNTIL FURTHER NOTICE The USACE Dredge Goetz has completed work at mile 173 UMR and will start work at mile 171.5 UMR this afternoon. Mariners should exercise caution when passing within the vicinity of the USACE Dredge Goetz. The Dredge Goetz utilizes floating pontoon pipeline, anchor lines, small…

Read More

RIAC Dredging closure LM95 Backbone dredging closure 28NOV 1600

The Dredge Potter is currently at Grand Tower, mile 80. Anticipate finishing late today and then moving up to Backbone, mile 95. Due to the tight bend, work location and for the safety of the dredge, we are requesting an 18 hour river closure to perform dredging operations. The closure would start at 1600 hours…

Read More

St. Louis District – Weekly Navigation Channel Condition Status Report

For Your Information: As always, attached is the weekly installment of the Navigation Channel Condition Status Report for the St. Louis District. These reports are typically published weekly on Wednesday or Thursday. Please let us know if you have any comments, questions or suggestions. For the most recent and past Navigation Channel Condition Status Reports,…

Read More

RIAC Low Water

Microsoft Teams meeting Join on your computer, mobile app or room device Click here to join the meeting Meeting ID: 248 326 249 845 Passcode: Ghc8nA Download Teams | Join on the web Or call in (audio only) +1 872-212-5260,,611294587#   United States, Chicago Phone Conference ID: 611 294 587# Find a local number | Reset PIN Learn More | Meeting options (more…)

Read More

LOCK CLOSURES Upper Mississippi River

Notice Number: 205305-3/UMR 23-09 Date: 12/04/2023 06:00 thru 03/16/2024 05:00 The following locks will be closed to all navigation during the approximate dates specified below. Note the two closure periods of 04 Dec 23 – 05 Mar 24 and 04 Dec – 15 Mar 24. If navigation is critical through these locks after the initial…

Read More

2, 3, 4 and 7 LOCK CLOSURES Upper Mississippi River

NOTICE TO NAVIGATION INTERESTS NOTICE NUMBER: 205305-2 LOCAL NUMBER: UMR 23-09 EFFECTIVE: 12/04/2023 06:00 thru 03/16/2024 05:00 LOCK CLOSURES Upper Mississippi River The following locks will be closed to all navigation during the approximate dates specified below.  Note the two closure periods of 04 Dec 23 – 05 Mar 24 and 04 Dec – 15 Mar 24.  If…

Read More