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TD 2026-8.1, Construction Activities Lock 14 Upper Approach

Operations
Published July 9, 2026
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USE CAUTION WHILE TRANSITING NM 319.9, W.D. MAYO UPPER LOCK APPROACH DUE TO CONSTRUCTION ACTIVITIES LEFT DESCENDING CHANNEL.
Mariners are advised to use extreme caution while transiting the upper approach area of W.D. Mayo Lock and Dam 14 NM 319.9. Contractor will resume construction activities starting 07/11/2026 and ending 7/17/2026, 0600-1800 daily. Contractor will be conducting drilling operations on the left descending channel side of the upper approach.
Construction activities are contingent upon river flow conditions. For further information regarding these operations contact W.D. Mayo Lock and Dam 14 at 918-962-3481 or Robert Steiner, Navigations Operations Manager at 918-775-4475 Ex 5833, Rodney Beard, Operations Project Manager at 918-775-4475 Ex 5890.
//signed//
Parkey, Bobby J,
Deputy Chief, Operations Division


Recreational Lockage Policy

Locking at 14, 15, 16, 17 and 18 on the Oklahoma portion of the McClellan-Kerr Arkansas River Navigation System is available to recreational boaters 24 hours per day, 7 days per week. 

Oklahoma Lock and Dam Phone numbers:

W. D. Mayo L&D 14.............(918) 962-3481
Robert S. Kerr L&D 15.........(918) 775-2091
Webbers Falls L&D 16.........(918) 489-5987
Chouteau L&D 17................(918) 687-4501
Newt Graham L&D 18..........(918) 543-2216

For additional information concerning Navigation issues contact:

Navigation Project Office
HC 61 BOX 238
SALLISAW OK 74955
Phone: (918) 775-4475

FOR ISSUES REGARDING RECREATION ALONG THE NAVIGATION SYSTEM PLEASE CLICK HERE AND GO TO OUR CONTACT A LAKE PAGE.