The U.S. Army Corps of Engineers, Tulsa District (USACE) awarded a construction contract to build a software integration lab at Tinker AFB, Okla., on Sept. 30, 2025.

The Tulsa District awarded the $337 million contract to B.L. Harbert International Limited Liability Corp. of Birmingham, Ala.

Tinker Air Force Base is the home to the Air Force Sustainment Command and the Oklahoma City Air Logistics Complex, and provides global sustainment and logistics readiness to deliver combat power for America through maintenance, supply chain management and installation support for aircraft, engines and related software

Tinker AFB is one of six Air Force and Army installations the Tulsa District supports by providing project management, contracting, design, engineering and construction services through its Military Construction mission.

In addition, the USACE awarded its final fiscal 2025 contract — a construction contract to replace and repair tainter gates at Webbers Falls Lock and Dam 16 in Webbers Falls, Okla.

The $28 million construction contract went to McMillen Inc. of Boise, Idaho. The contract calls for replacement of Tainter Gate 7 and repairs to Tainter Gate 8 and Tainter Gate 11 at Webbers Falls, Lock and Dam 16 in Webbers Falls, Okla.

A tainter gate, also referred to as a radial gate, is a type of large, curved floodgate used to control water releases from dams.

Webbers Falls Lock and Dam 16 is one of five locks and dams operated and maintained by the Tulsa District that comprise the Oklahoma portion of the of the McClellan-Kerr Arkansas River Navigation System (MKARNS), a 445-mi. Marine Highway that facilitates riverine transport of goods along the Verdigris and Arkansas River from the Tulsa Port of Catoosa to the Mississippi River.

The MKARNS is operated and maintained by the USACE, Tulsa District and the USACE, Little Rock District.