Engineers flag aging HVAC, recommend rooftop replacements and central controls
Willdan engineers said many furnaces and rooftop units date from 2008–2009 and are near end of life; they recommended right‑sizing courtroom rooftop units, replacing end‑of‑life systems, and installing a building management system to improve ventilation, acoustics and energy efficiency.
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"I'll start with really what is good about the building. And I think there's really a good foundation to work with, good bones," said Logan Nissenson, Willdan's lead engineer, before outlining mechanical concerns. Willdan noted furnaces and split condensing units serving the sheriff's office were installed around 2008–2009 (about 18 years old) and are beyond typical reliable service life; courtroom rooftop units were also described as oversized and contributing to vibration and acoustic complaints.
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