National Electrical Code Articles and Information

Code Quiz: Article 314, Part 8

Based on the 2011 NEC

Questions and answers written by Mark Lamendola, who has worked as a master electrician, electrical inspector, and design engineer. Mark is an IEEE Senior Member, and the Code article author for Codebookcity.com. Since 1996, he has been writing National Electrical Code articles for electrical trade magazines and has an extensive portfolio of hundreds of NEC articles..

1. What is the minimum depth required for an outlet box or device box?
    

2. Does the NEC permit you to install a box and not put a cover on it?
    

3. What kinds of boxes are permitted to support a luminaire?
    

4. If you are going to install a box in a wall and use it as a luminaire holder, what must be marked on the inside of that box for the NEC to permit your using it this way?
    

5. Under what conditions can you mount an outlet box in the floor?

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