Quizzes

National Electrical Code
By Michael Johnston
Proper use of the NEC is essential and separates the best from the rest, whether in estimating, project management or carrying out the responsibilities of a field foreman. It is important not to use slang words or terms with different meanings than those defined in the Code. Always use a “common language of communication” supported by defined terms.
Systems
By Thomas P. Hammerberg
While elevator operations have changed in recent years, how much did interfacing with fire alarm systems change? Test your knowledge and find out.
Cabling
By Jim Hayes
Every day some fiber optic network goes down. Sometimes it’s equipment failure and sometimes it’s construction damage, which we call “backhoe fade.” How well do you know how to find and fix network outages?
Safety
By Wesley L. Wheeler
According to the hierarchy of controls, PPE is considered the last resort. For it to function properly, it needs to be taken care of, cleaned and replaced when showing signs of overuse.
National Electrical Code
By Michael Johnston
Intrinsically safe circuits, per Article 100 of the NEC, are those incapable of producing an arc with enough energy to ignite a flammable or combustible material in the air under test conditions. Although Section 504.7 indicates that any wiring method could be installed, a variety of requirements apply to these circuits and systems.
Systems
By Thomas P. Hammerberg
I thought we would start the year with some miscellaneous fire alarm questions that you may or may not be aware of, but will be useful to know in the future. Good luck!
Safety
By Wesley L. Wheeler
Everyone should monitor their personal health and family safety. Regular exercise and health checks with medical professionals are key to healthy living. Being aware of the conditions and environment you live and work in allows you to take proper precautions. Taking time to relax provides the body a chance to heal and recharge itself to handle daily activities.
Cabling
By Jim Hayes
Bend anything too much and it kinks or breaks, and that includes fiber optic cable. Do you know how to handle fiber optic cable so it won’t be damaged by improper installation?
Safety
By Wesley L. Wheeler
With the COVID-19 pandemic, recognizing key factors that affect employees’ mental health and stress levels is vital for all supervisory and safety personnel. This month’s safety quiz is dedicated to identifying some of the factors related to health and wellbeing.
National Electrical Code
By Michael Johnston
The NEC generally provides prescriptive requirements for electrical installations and systems. A few performance requirements exist, such as performance testing rules of ground-fault protection of equipment and witness testing of emergency and legally required standby systems. The AHJ is required to conduct or witness the testing when installation is complete. How much do you know about testing?