GOGA 311373 Alcatraz Prison Hospital Wing Seismic and StabilizeAmendment 12 extends the proposal due date to April 24, 2024, no later than 2:00 pm MD, no further questions will be received or reviewed and provides the following items;1. Finalized Questions and Answers, "B09_Amd 12_GOGA_311373_Solicitation_Q&A_Final"2. Attachment for Q&A #84 "B09_Amd 12_Q&A #84 Temporary Move Items"3. Attachment for Additional areas to Paint "B09_Amd 12_Updated Drawings for Additional Areas to Paint"4. Photos of the existing Lighthouse, "B09_Amd 12_Existing Lighthouse E2"5. Updated Wage Determination "B09_Amd 12_Wage Determination Update