Code Q&A: Supporting Type EMT

Test your knowledge of the NEC with this challenging question.

Question: Type EMT shall be supported at maximum intervals of _____ feet.

a) 5

b) 10

c) 15

d) 20

See answer below.

 

 

 

 

Answer: b) 10

Section 358.30(A)(1) confirms that Type EMT shall be supported "at intervals not to exceed 10 ft."

About the Author

Ryan Jackson

Ryan Jackson

Ryan Jackson is a National Electrical Code instructor and textbook author in the Salt Lake City, Utah area. He is also a technical consultant for the Steel Tube Institute. He is a member of Code-Making Panels 3 and 17 for the National Electrical Code and serves on several technical committees for UL Standards and Engagement. He is certified as an inspector in electrical, building, mechanical, and plumbing codes, and has taught the NEC and NFPA 70E at the national level over the last three decades.

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