Michael Johnston

Executive Director of Standards, NECA

Michael Johnston is NECA’s executive director of standards and safety. He is chair of the NEC Technical Correlating Committee. He served as a principal representative on NEC CMP-5 representing IAEI for the 2002, 2005, and 2008 cycles and is currently the chair of CMP-5, representing NECA for the 2011, 2014 and 2017 NEC cycles. Mike is a member of the IBEW and has experience as an electrical journeyman wireman, foreman and project superintendant. Mike worked for the International Association of Electrical Inspectors (IAEI) as the director of education, codes and standards for almost 10 years. He also worked as an electrical inspector and electrical inspection field supervisor for the city of Phoenix, Ariz. Johnston is an active member of IAEI, the NFPA Electrical Section, Education Section, the UL Electrical Council, and National Safety Council. Reach him at mj@necanet.org.

Articles by Michael Johnston

February 2013
Grounding electrode conductors are essential in the grounding and bonding scheme for services and separately derived systems. They generally must be sized according to Table 250.66 of the National Electrical Code (NEC) and are required to be installed in a continuous length or otherwise spliced in accordance with any alternative in 250.64(C). READ MORE
January 2013
Recently, the question arose about using cords for temporary wiring. It was interesting to watch the reaction and response. It seems there are considerable inconsistencies relative to this subject. Perhaps a practical approach to the National Electrical Code (NEC) application for such installations will help. READ MORE
September 2012
The 2014 National Electrical Code (NEC) development process is in full swing with the NEC technical committees acting on 3,745 proposed new articles and revisions. New and improving technologies and industry advances are driving changes into the electrical industry at an accelerated pace. READ MORE
May 2012
Safety is an integral part of the electrical construction business and, as such, is an important shared responsibility between employers and employees. Implementing safety-related work practices is not optional. It is a requirement. A trained and qualified work force is responsible for recognizing and avoiding workplace hazards. READ MORE
May 2012
On average, 80 electricians are killed each year in workplace accidents, which are not limited to electrocutions. More than 10,000 electricians are injured each year with an average work time loss of 10 days per incident. These statistics are unacceptable. Supervisors are in a key position to reduce the number of deaths and injuries. READ MORE
May 2011
Many electrical designs incorporate parallel arrangements. The National Electrical Code (NEC) requires parallel conductors when supplying large switchboards and other large electrical equipment because large single conductors are not practical, economical or even available in many cases. READ MORE
February 2011
Part 1 of this series covered the most significant National Electrical Code (NEC) revisions in Article 90, Chapter 1. Part 2 addressed Chapter 2. Part 3 dealt with Chapter 3. Part 4 covered some of the more significant revisions in NEC chapters 4 and 5. Part 5 addresses some of the changes in Chapter 6 through 8. READ MORE
January 2011
Part 1 of this article covered the most significant National Electrical Code (NEC) revisions in Article 90, Chapter 1. Part 2 covered many of the changes in NEC Chapter 2. Part 3 addresses Chapter 3 revisions. This article covers some of the more significant changes in NEC chapters 4 and 5. READ MORE
December 2010
Part 1 of this article on changes in the 2011 National Electrical Code (NEC) addressed significant revisions to Article 90 and Chapter 1. Part 2 of this series reviewed significant revisions in NEC Chapter 2. Part 3 picks up with changes in NEC Chapter 3, which provides the requirements for electrical wiring methods and materials. READ MORE