This contract involves maintenance and sustainment work on YRBM-60, covering a wide range of specific tasks including HVAC, firefighting systems, deck drains, and hazardous waste control. The work must be performed during the barge's maintenance and sustainment availability to ensure it can continually support the U.S. Navy. The performance location is on the naval vessel YRBM-60. No budget or specific non-bid timelines are detailed in this description.