The Department of Defense, specifically the U.S. Army Corps of Engineers, Rock Island District, is seeking architect-engineer firms for the Brandon Road Interbasin Project through a Single Award Task Order Contract (SATOC). This project aims to implement a comprehensive risk management plan to prevent the transfer of aquatic nuisance species from the Mississippi River Basin to the Great Lakes Basin, involving both structural and non-structural measures. The selected firm will provide extensive design and engineering support for this $1.1 billion initiative, which includes innovative solutions at the Brandon Road Lock and Dam, with a contract value of $85 million over eight years. Interested parties should direct inquiries to Samantha Johanson at samantha.k.johanson@usace.army.mil, noting that this is a draft synopsis and not a request for proposals at this time.