TULSA, Okla. —The U.S. Army Corps of Engineers, Tulsa District, and a team of divers removed a portion of a damaged trash rack during a specialized underwater operation at Arcadia Lake in Oklahoma March 6.
In preparation for an upcoming gate replacement, Tulsa District employees needed to remove trash racks from the structure. These metal barriers prevent debris from entering the structure’s system. Multiple trash racks protect the inlets and are staggered at different heights, allowing the system to continue functioning as lake levels rise and fall. The project marked the first time the trash racks have been physically removed from the structure, as they are normally inspected remotely during periodic inspections.
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The U.S. Army Corps of Engineers, Tulsa District has extended the public comment period for the Keystone Master Plan Draft Supplement to Feb. 23, 2026.
Maranda Blankenship (left), chief, Hydrology and Hydraulics Engineering Section, U.S. Army Corps of Engineers, Tulsa District, presents Alexandria Peterson (right), hydraulic engineer, U.S. Army Corps of Engineers, Tulsa District with the Certified Floodplain Manager program certificate at the Tulsa District Office, April 6, 2026. Peterson completed the 40-hour, nationally recognized, professional development and certification program in March 2026.
The Oklahoma Floodplain Managers Association oversees licensing, education and exams for Certified Floodplain Managers. The license recognizes the knowledge and technical skills of the state’s floodplain managers. To obtain a CFM license in Oklahoma, applicants must successfully complete a three-hour exam that measures competency in the principles of sound floodplain management and relevant laws and policies.
In addition to gaining more thorough knowledge of floodplain risk management, certification provides engineers with additional training that increases their awareness of floodplain risks and can help them design better projects in the interest of public safety.
A contracted dive team prepares equipment before the diver enters the water at Lake Arcadia, Oklahoma March 11, 2026.
The dive team assisted U.S. Army Corps of Engineers, Tulsa District personnel in the retrieval of a damaged trash rack at the structure. The rack was secured underwater and later lifted from the water using a crane during maintenance operations supporting safe dam operations..
This project Includes copyrighted music licensed to the U.S. Army Corps of Engineers through Megatrax
