Navigation Notice: Tennessee River

Wilson Main Lock Closure
Tennessee River Mile 259.4


NOTICE NUMBER: 18107/ 21-53


Wilson Main Lock Chamber will be closed for maintenance starting at 6:00 a.m. CST on Wednesday, February 23.  The lock will be temporarily opened to traffic from 12:01 a.m. CDT on Friday, March 18 until 6:00 a.m. CDT on Thursday, March 24.  Current lock restrictions per previously issued NTNI 21-33 will be in effect during the temporary opening. The lock will close on 6:00 a.m. on Thursday, March 24. The lock will remain closed until 6:00 p.m. CDT on Friday, April 29.  Work at the main chamber includes repairs to the upper lift gate, the lower miter gate, and the operation components of the culvert valves.


During the entire maintenance period, the Wilson Auxiliary Lock will be placed in operation and be available to transit all traffic.  This lock will be operated 24 hours each day.  During the temporary operation period of the Main Lock, 18 – 24 March, the Auxiliary Lock will remain in operating status to transit smaller tows (chemical tows and those with 6 or fewer barges), to allow larger tows priority at the Main Lock.