Mechanical engineering services were provided for a new five-story, 167,500 sf office and biomedical facility located on Lake Union in Seattle. Project also includes two levels of below grade parking. Mechanical systems included rooftop air conditioning units with variable-air volume distribution system for office spaces and separate packaged cooling units for retail spaces. Special design requirements included condenser water system for cooling tenant 24-hour/7-day equipment and underslab drainage system for continuous dewatering of site.
A life-cycle cost analysis was performed to compare various HVAC systems for the most cost-effective system.
Greg S. Routh
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