Specialty Courses

Marietta, GA

Underground Power Design for Distribution Utilities

Underground Design Considerations

NESC Requirements for Underground Layouts

Equipment and Conductors

Transformer Sizing

Protection Devices
Maintenance Issues


Time & Location

September 22-23, 2020

8:30-4:30 Tue-Wed

Cobb Galleria 2 Galleria Pkwy SE, Atlanta, GA 30339


Lodging Recommendation

Sheraton Suites Galleria-Atlanta

2844 Cobb Parkway SE, Atlanta, GA 30339

(770) 955-3900

Hampton Inn & Suites Atlanta-Galleria

2733 Circle 75 Parkway, Atlanta, GA 30339

(770) 955-1110

About this Course

Course 505: Underground Power Design for Distribution Utilities – 2 days

Pre-requisite: Attendees need a basic understanding of distribution power systems & line design

Hours: 14    CEUs: 1.4(PDHs: 14)

Who should attend: Staking/Field Technicians; Distribution Line Workers; System and Line Designers; Engineers; Utility Managers; Engineering Managers; System Engineers; Line Inspection personnel; and Electric Utility Contractors. 

This 2 day course introduces students to the basics of engineering design for underground distribution. The course presents some of the common reasons for designing underground power distribution, advantages and disadvantages of underground vs. overhead distribution and major factors to consider when designing for underground power. Students look at underground cable types, installation, equipment options and applications, and NESC requirements for preparing underground distribution layouts. Students review single and 3-phase transformer sizing and voltage drop calculations. Instruction also includes an overview of protection devices and maintenance issues unique to underground systems.


*Course handbook provided. 

Registration Deadline

Deadline for registration is Sep 11, 2020. Registrations will be confirmed via email, but participants are not guaranteed space in the class until payment is received. Thank you! 


Cancellations/No Shows/Substitutions

Registrants who cancel in writing on or before Aug 28, 2020 are entitled to a full refund of their registration fee. Registrants who cancel after Aug 28, 2020 will not receive a refund, but attendee substitutions will be allowed for this event only. Registrants and no-shows who do not cancel by Apr 21, 2020 are responsible for the full registration.

Registration & Price

Underground Power Design for Distribution Utilities

September 22-23, 2020 - Marietta, GA



Important: When you SUBMIT this Registration Form, you will be taken to a course confirmation page. If you are not routed to this page, please contact us at: 404-890-5514, ext 105 or [email protected]


Pricing - $995/person ($950 if register by August 28, 2020)

3 or more registrations from same utility receive additional 5% discount!