This is a sources sought synopsis for market research purposes only, not a solicitation. The Naval Facilities Engineering Systems Command (NAVFAC) Atlantic is seeking qualified small businesses for the fabrication of a portable, modular 5-story work enclosure, two truss-style steel bridges, and a concrete storage pad, with delivery by barge required. The estimated construction cost is between $25,000,000 and $100,000,000, and performance will occur at Portsmouth Naval Shipyard. Interested firms must submit a capabilities package demonstrating experience with steel fabrication projects of at least $10,000,000, including custom steel structures and barge delivery. The response deadline is Monday, 3 August 2026 at 14:00 EST. The government will use responses to determine whether to set aside the acquisition for small businesses.