Code Quiz: Physical Protection of the GEC

April 16, 2020

Put your Code knowledge to the test.

Based on the 2020 NEC.

Question: Can PVC conduit be used as protection against physical damage for a grounding electrode conductor (GEC)?

See the answer below.

Answer: Yes

Explanation: Section 250.64(B) of the 2020 National Electrical Code (NEC) allows for the use of Schedule 80 PVC conduit for physical protection of grounding electrode conductors (GECs). This is a change from the 2017 edition of the NEC, which allowed both Schedule 40 and Schedule 80 to be used.

Lupacchino is a senior design engineer with Gaylor Electric, Inc. in Noblesville, Ind. and serves as an alternate on NEC Code-Making Panel No. 3. He is currently licensed in more than 80 jurisdictions. He can be reached at jlupacchino@gaylor.com.

About the Author

John Lupacchino | Senior Design Engineer

John began his career in electrical construction as an apprentice and worked his way through the trade. He is currently licensed in more than 80 jurisdictions. With more than 35 years of experience, he now plays a vital role in Gaylor Electric’s Engineering Department, where he serves as a senior design engineer. With a focus on design engineering, quality assurance, and code compliance, he has earned the highest level of respect from industry professionals alike. John currently serves as an alternate on NFPA 70 Code Making Panel No. 3. In addition, he enjoys sharing his electrical knowledge through education. As an Associated Builders and Contractors instructor, he continues to help grow a new generation of high-performing construction leaders.