Some key general requirements in the National Electrical Code (NEC) address minimum working spaces around equipment, equipment markings and underground conduit installation depths. The authority having jurisdiction (AHJ) has significant interpretation and approval responsibilities. The NEC establishes minimum requirements.

One of the greatest challenges when installing a fire alarm is determining what you have to do when elevators are installed. Test your knowledge of the fire alarm requirements for elevators in NFPA 72 2019 edition.

Next month, OSHA will be celebrating Safe + Sound Week, Aug. 12–18, 2019. There are many ways you can participate. Visit www.osha.gov/safeandsoundweek for more information and celebrate your safety successes and efforts at #SafeAndSoundAtWork.

Fiber optic connectors and connections can be the most important (and troublesome) part of a fiber optic cable plant. How well do you understand them?

How well do you know the application, design and installation factors for audible fire alarm notification appliances? These are some details that should be known for a more effective fire alarm.

In my May Code Comments column, I wrote about the NEC and NFPA 70E definitions of a “qualified person.” Test your memory and your knowledge of this NEC term in the quiz below.

May is Electrical Safety Month. How well do you know the standards and regulations that keep you safe on the job? To access resources and informational videos related to consumer and workplace electrical safety developed by the Electrical Safety Foundation International, visit ESFI’s website at esfi.org.

My previous quiz focused on power meters and how they are used to make basic measurements. To measure loss, you need a test source in addition to a power meter. Are you familiar with the sources used for fiber optic testing? More information on optical power can be found in the Fiber Optics Association Guide at www.thefoa.org/tech/ref/testing/test/power.html.

Test your knowledge of the application, installation and testing of fire alarm initiating devices.

Test your knowledge of the National Electrical Code (NEC).

Most fiber optic techs are familiar with optical loss test sets, and many use optical time-domain reflectometers, but power meters may not be familiar to all of them. Are you knowledgeable about this instrument?

Working safely with cabling and cords in the electrical industry is a priority for all workers. OSHA has specific requirements for this. Whether it is temporary power cords or permanently installed cables, safety is a must for everyone.

Test your knowledge of the National Electrical Code (NEC).

Building and fire codes provide the “when” and “where” of how fire alarm systems are installed. How well do you know the fire alarm requirements of the 2018 International Building Code (IBC)? Here is your opportunity to find out.

Test your knowledge of the National Electrical Code (NEC).

NFPA 72-2019 was recently released. This quiz is intended to help identify changes in this new edition of the National Fire Alarm and Signaling Code.

Handheld and portable power tools are used everyday in construction. Many of these tools have been engineered to be used safely in the field by authorized, competent and qualified people.

Smart grid, smart cities, intelligent traffic signals, small cells—it seems like everything popular in new technology needs more fiber. That means installing more fiber optic cables, and that means more construction. How familiar are you with the outside plant (OSP) fiber optic construction process?

Test your knowledge of the National Electrical Code (NEC).

Test your knowledge of NFPA 72 2016 secondary power requirements.