NORSHIPCO Y-3878-18 HVAC - Upper DK Deck House.pdf

This document is a technical drawing/schematic for the HVAC upper deck of a dredge vessel (Yaquina) operated by the U.S. Army Corps of Engineers. The drawings provide detailed mechanical and piping specifications for the heating, ventilation, and air conditioning systems serving the upper deck house area of the vessel.

The schematics include multiple elevation views, section cuts, and material lists that specify equipment placement, ductwork routing, damper locations, and system connections. Key systems depicted include supply and return air handling with ductwork distribution, exhaust systems, fire dampers, control valves, and various HVAC components. The drawings reference specific material specifications and detail connections between components. General notes indicate that all ductwork shall be fabricated, insulated, and installed in accordance with specifications, and all transitions shall be of long elbows or other specified configurations. The document also includes revision notes documenting design modifications and engineering updates to the HVAC system, with reference numbers tied to design agents and approval dates. The drawings are titled "HVAC-Upper DK Deck House" with design/fabrication specifications provided by Morgship Corporation in Norfolk, Virginia.