Code Quiz

Dec. 4, 2008
When installing temporary wiring in exhibition halls, for events such as trade shows, the temporary wiring is

Fill in the blanks. When installing temporary wiring in exhibition halls, for events such as trade shows, the temporary wiring is __________ to be installed in accordance with Art. 590. Flexible cables and cords approved for hard or extra-hard usage __________ permitted to be laid directly on the floors where protected from contact by the general public. Ground-fault circuit-interrupter protection __________ required.

  1. required / are not / is
  2. mandatory / are not / is
  3. permitted / are / is not

Answer: C

As per 518.3(B), "In exhibition halls used for display booths, as in trade shows, the temporary wiring shall be permitted to be installed in accordance with Article 590. Flexible cables and cords approved for hard or extra-hard usage, are permitted to be laid directly on the floors where protected from contact by the general public. The ground-fault circuit-interrupter requirements of 590.6 shall not apply."

Owen is the owner and president of National Code Seminars and the holder of master electrician certifications in 46 states. He can be reached at [email protected].

About the Author

Steven Owen

Voice your opinion!

To join the conversation, and become an exclusive member of EC&M, create an account today!

Sponsored Recommendations

Electrical Conduit Comparison Chart

CHAMPION FIBERGLASS electrical conduit is a lightweight, durable option that provides lasting savings when compared to other materials. Compare electrical conduit types including...

Don't Let Burn-Through Threaten Another Data Center or Utility Project

Get the No Burn-Through Elbow eGuide to learn many reasons why Champion Fiberglass elbows will enhance your data center and utility projects today.

Considerations for Direct Burial Conduit

Installation type plays a key role in the type of conduit selected for electrical systems in industrial construction projects. Above ground, below ground, direct buried, encased...

How to Calculate Labor Costs

Most important to accurately estimating labor costs is knowing the approximate hours required for project completion. Learn how to calculate electrical labor cost.