We usually think in terms of a progression from design to installation to occupancy. However, eradicating IAQ problems often requires working "backwards" from specific occupant symptoms to the likely source. By W. Edward Montz, Jr., Ph.D., and Theodore J. Passon, Jr., Ph.D.
From patient conditions to the placement of diffusers and beds, many variables are involved in creating
mechanical systems for patients particularly vulnerable to contaminants. By Keith Franklin, P.E., C.I.P.E, Ildefonso Bayron, and
Jim Mistry, P.E.
Eventually, the lights will go out, or try to go out. Factors such as a hospital's equipment priorities, alternative cooling strategies, and emergency generator service must be considered when power outages occur. By James F. Newton, P.E.
Why was one floor’s laboratory ventilation failing to keep up, when it was even the closest floor to the rooftop fans? Some system sleuthing led two engineers to a fitting conclusion. Read more stories in May Issue 2017.