The U.S. Army Corps of Engineers, Tulsa District awarded a construction contract to repair tainter gates at W. D. Mayo Lock and Dam 14, near Spiro, Okla., Jan. 9.
The Tulsa District awarded the $12.9 million contract to Abhe & Svoboda Inc. of Jordan, Minn.
Post-contract award administrative requirements and preconstruction planning will be completed prior to repair activities commencing.
W.D. Mayo Lock and Dam 14 is one unit of the McClellan-Kerr Arkansas River Navigation System that originates at the Tulsa-Port of Catoosa in Tulsa, Okla. The system is comprised of 18 locks and dams that enable riverine transport through Oklahoma and Arkansas to the Mississippi River. The MKARNS routinely sees more than 10 million tons of traffic...
The tainter gates at W. D. Mayo Lock and Dam 14 in Spiro, Okla., release 33,300 cubic feet of water per second through the tainter gates. The U.S. Army Corps of Engineers, Tulsa District awarded a construction contract to make tainter gate repairs, Jan. 9, 2026. W. D. Mayo Lock and Dam 14 is one of five McClellan-Kerr Arkansas River Navigation System projects operated and maintained by the Tulsa District in Oklahoma.
The Dam Safety Production Center of the U.S. Army Corps of Engineers is collecting rock core samples in the area around Keystone Dam. USACE geotechnical engineers will use the data to understand the geological features of the soil at depths up to 210 feet.
By collecting rock core samples, USACE engineers can design the project and plan for the construction phase.
The Keystone Dam Safety Modification Project is a dam safety initiative to reduce risk of overtopping from statistically possible storm events. The project is in the pre-construction engineering and design phase, which is expected to last several years.
