Mike Holt's Code Graphic and Question of the Day

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A new Code Graphic and Question are posted each weekday. Use them as a topic of discussion for meetings with your employees, colleagues, or students.

Daily Graphic

This graphic is based on the 2023 NEC®
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Daily Question

This question is based on the 2023 NEC®

2023 NEC® Code Quiz Question of the Day

(Not related to the above graphic.)

Cable tray systems, including ladder, ventilated trough, ventilated channel, solid bottom, and other similar structures are covered within Article _____.

358

362

366

392