Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com . Answers are based on the 2017...

Most new construction and many renovation projects require the use of temporary power, which presents potential hazards, including shock, electrocution and fire. Responsibility usually falls to the electrical contractor to...

Portable generators are invaluable for bringing power to work sites where no electricity is available and are essential for restoring services following storms and other disasters. Most electrical contractors have multiple...

Jim Dollard has an extensive background in codes and standards. If you have a query about the National Electrical Code (NEC), Jim will help you solve it. Send questions to codefaqs@gmail.com . Answers are based on the 2017...

It's an irony of moder construction that, to deliver power to a job site, an electrical contractor must first establish temporary power. It's a foregone conclusion that this power must be established to complete the job, but...