Your Questions Answered

The complexities of system design and performance can lead to a variety of questions.  Unexpected system failures, curiosity about new technologies, concerns about code requirements, and planning for the future are all good reasons to reach out to an engineer for helpful advice.

hear from our experts


NFPA 70 (National Electrical Code) requires electrical equipment that may be serviced while energized to be labeled with potential arc flash hazards. Methods for performing and calculating arc flash hazard are defined in NFPA 70E - Standard for Electrical Safety in the Workplace and IEEE 1584 - Guide for Performing Arc-Flash Hazard Calculations. OSHA requires employers to perform workplace hazard assessments and prov...

We must look to the Authority Having Jurisdiction (AHJ) and all local code requirements to determine whether commissioning is required. Commissioning is most commonly addressed in the AHJ’s adopted energy code.  For instance, the 2012, 2015 and 2018 versions of the International Energy Conservation Code (IECC) Section C408 indicate commissioning is required, and it is on the design professional to provide evidence of...

It’s important that committees have discussions related to disease transmission and ventilation systems. Contaminated air can be spread through a building’s mechanical HVAC (Heating, Ventilation, Air Conditioning) system and the ability to control indoor air quality can vary greatly depending on system type.

Introducing fresh outdoor air is a critical strategy for reducing airborne contaminants, therefore it makes sen...

You should stop and assess your ability to switch to LED before investing money into maintenance or repairs of your existing High-Intensity Discharge (HID) sports lighting equipment, especially if your system is out of warranty. HID will soon be considered obsolete, and many manufacturers have eliminated HID bulbs and parts from their offering altogether as they have solely switched to LED production. For this reason...

Summer vacation is upon us yet we find ourselves continuing to think about the school setting and how students, faculty, and staff will receive instruction when the next school year resumes.    

KCL Engineering shared the following recommendations to K-12 school districts in May 2020:  Preparing School Buildings for the Return of Students

We know recommendations are changing frequently.  The purpose...

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