MKARNS Nav Notice SWL 21-19 Channel Closure I-430 Bridge, Revised Dates

Little Rock District Operations Technical Support Branch
Published June 8, 2021
Navigation Notice

Navigation Notice

The daily closure period (noted in Nav Notice SWL 21-08) of 7 a.m. to 7 p.m, 16-18 June for the navigation channel under the I-430 Bridge, NM 126.6 has been changed.  The revised closure period is 7 a.m. to 7 p.m. daily, 24-28 June.  The closures are due to work that is scheduled to be performed on the bridge above the channel.  No vessels may transit the area during this time.  Additional closures are scheduled for 23-25 August and 28 Oct-1 Nov.  Updated navigation notices will be issued as the closure dates approach and if the dates or times are revised.


Questions or requests for additional information concerning this notice should be directed to the Little Rock District Office at (501) 324-5096 or you may email



Christopher B. Roark      

Chief, Operations Division

Little Rock District Operations Technical Support Branch

Release no. 21-051