The U.S. Army Corps of Engineers is seeking small businesses for a firm-fixed price construction project involving security upgrades at the Little Goose Lock and Dam near Starbuck, Washington. The work, with an estimated construction magnitude between $100,000 and $250,000, includes installing security barriers, gates, fencing, and performing concrete and electrical work over a 4-month performance period. The contractor must have robust safety and quality control programs, including an on-site Safety and Health Officer and a Quality Control System Manager, each with specific experience and training requirements. Interested small businesses must submit a detailed capability statement, examples of past similar work, and company information to the specified point of contact. This is a sources-sought notice to gauge market capability and is not a formal solicitation.