General Dynamics Electric Boat Corp., Groton, Connecticut, is awarded a $31,772,325 cost-plus-fixed-fee modification to previously awarded contract N00024-20-C-2114 for reactor plant planning yard support for nuclear-powered submarines and support yard for the Navy’s moored training ships. Work will be performed in Groton, Connecticut (92%); and Charleston, South Carolina (8%). Fiscal 2022 operation and maintenance (Navy) funds in the amount of $5,000,000 will be obligated at time of award and will expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.