Whether at work or in our personal lives, we all try to be smart shoppers. We’ll go that extra mile to save a few percent on upfront purchase costs but every so often miss the big picture by not taking total cost of ownership (TCO) into account.
Last September, on what would normally have been a mild autumn day, Southern California was blasted by a record-breaking heat wave with temperatures spiraling upwards to 116°F in the Los Angeles basin. The heat was far above the normal highs, which would typically be in the mid-70s.
Located in this city’s famous Loop commercial center, the 600-foot-tall Chicago Board of Trade Building (CBOT) houses the world’s oldest futures and options exchange. Until recently, the building also housed a pair of aging built-up systems that were beginning to worry management.
Here, our long-time forward-thinking columnist uses a common hospital scenario to walk you through the shift from Design-Bid-Build to an Integrated Project Delivery approach. See how the job can get done with similar personnel on a considerably shorter schedule, resulting in a greater team investment in the project’s success and yet more time to get on to other work.
Some thermal storage media are familiar to most
of us, but what about gravel? Or lake water? See how those can work in the
right environments, and tuck this away as a general refresher on thermal
storage concepts and options for use in hospitals, data centers, and elsewhere.
Low-speed fans provide needed ach at this remote mountain hospital. All buildings, regardless of age, are susceptible to IAQ deficiencies. Chemical exposure from new construction, tight building envelopes, and humidity
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.