512-3275003-9 HVAC MODS 2ND DECK BLW REV B.pdf

These technical drawings are detailed HVAC modification plans for the NOAA ship Thomas Jefferson, specifically focusing on modifications to the 2nd deck below. The documents (512-3275003-9, Revision B) include multiple part plan views across different sections of the ship, showing intricate routing of mechanical systems, equipment placement, and spatial configurations. The plans cover various areas including crew quarters, passage spaces, storage rooms, stairwells, and mechanical spaces, with detailed annotations indicating specific equipment locations, dimensions, and technical specifications. The drawings are part of a broader solicitation (1305M225R0034) for FY26 Dockside Repair Services, prepared by the National Oceanic and Atmospheric Administration (NOAA) to document required HVAC system modifications for the ship's maintenance and upgrade.