The work to be performed pursuant to YRBM(L)-45 for Work Item Number 514-30-002. The work must be accomplished during the sustainment avaiability so the barge can continually support the needs of the ... The work to be performed pursuant to YRBM(L)-45 for Work Item Number 514-30-002. The work must be accomplished during the sustainment avaiability so the barge can continually support the needs of the United States Navy.