Mark C. Ode

Fire/Life Safety Columnist and Code Contributor

Mark C. Ode is a staff engineering associate at Underwriters Laboratories Inc., based in Peoria, Ariz. He can be reached at 919.949.2576 and mark.c.ode@us.ul.com.

Articles by Mark C. Ode

January 2008
With all that has been happening in the past few years, homeland security has become one of the most important aspects of our lives. READ MORE
December 2007
There has been a substantial controversy raging throughout the electrical industry for a considerable time now, and hopefully, changes made for the 2008 National Electrical Code (NEC) will finally resolve this debate. READ MORE
October 2007
Occasionally, an electrical installation practice is discovered that is dangerous to both electrical maintenance personnel and the facility where it is located. I attend various electrical inspector meetings and often answer questions about the National Electrical Code (NEC) and listing requirements for electrical products. READ MORE
September 2007
There are times when an idea seems to take on a life of its own, and bonding of swimming pool water seems to be one of those. This idea was proposed for the 2005 National Electrical Code (NEC), passed at the proposal stage and was soundly rejected at the comment stage. For the 2008 NEC, it was rejected at the proposal stage. READ MORE
August 2007
Article 517 in the National Electrical Code (NEC) applies to electrical construction and installation criteria in healthcare facilities. Part II of Article 517 provides the requirements for wiring and protection in healthcare facilities and is applicable to all patient care areas. However, there is at least one section within Part II that should not be used in a patient care area. READ MORE
July 2007
As my March 2007 column “At the Service Entrance” detailed, inspectors, manufacturers, contractors and electricians have long debated the installation orientation of panelboards and circuit breakers. Should a panelboard be installed in only a vertical position, or can it be installed horizontally? READ MORE
June 2007
Inspectors, manufacturers, contractors and electricians have debated the installation orientation of panelboards and circuit breakers for many years. Should a panelboard be installed only in a vertical position, or can it be installed horizontally? Can the panelboard be installed on its back, or would that be a violation of the National Electrical Code (NEC)? READ MORE
May 2007
Equipotential bonding adjustments for pools in the 2008 NEC   READ MORE
April 2007
How far we have come: READ MORE

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