The Bureau of Reclamation requires a turnkey replacement of the end-of-life riverside vessel barrier system at Hoover Dam, including a new boat access gate, to maintain security perimeter controls. The contractor must provide all materials, labor, and equipment for removal, disposal, installation, and commissioning, complying with all applicable regulations. This acquisition is a total small business set-aside under NAICS 237990, with a size standard of $45.0 million. Performance of services will occur at Hoover Dam, located in Boulder City, Nevada. No budget amounts or submission timelines are specified in the description.