This is a Sources Sought Notice (W912BU26X3596) for Indefinite Delivery Indefinite Quantity (A-E IDIQ) contract for Architect-Engineering Services in support of the US Army Corps of Engineers (USACE), Marine Design Center (MDC) for Naval Architecture and Marine Engineering Design support for the USACE fleet of Barges and Non-self-propelled Floating Plant. Contract capacity is anticipated to be $20,000,000 over a 5-year ordering period. The primary work will be to furnish all services for barges and non-self-propelled floating plant to perform investigations, studies, design, engineering, computer aided drafting, contract specification writing, and cost estimating necessary to perform naval architecture and marine engineering. This Sources Sought Notice is for informational/ market research purposes only. THIS IS NOT A REQUEST FOR PROPOSALS, QUOTATIONS, OR BIDS. NO SOLICITATION IS CURRENTLY AVAILABLE. See the attached notice for more information and submission instructions.