Specialty Courses
Oklahoma City, OK
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
April 1 - 2, 2021
8:00-4:00 Thu-Fri
with proctored final exam through UTS eLearning
site, due Friday, 5/14
OAEC Offices
2325 E I-44 Service Road Oklahoma City, OK 73111
Lodging Recommendation
Embassy Suites - OKC Northwest
3233 Northwest Expressway Oklahoma City, OK 73112
(405) 842-6233
$119+/night, Request OAEC Rate
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 Mar 19, 2021. 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 Mar 12, 2021 are entitled to a full refund of their registration fee. Registrants who cancel after Mar 12, 2021will not receive a refund, but attendee substitutions will be allowed for this event only. Registrants and no-shows who do not cancel by Mar 12, 2021 are responsible for the full registration.
Registration & Price
Underground Power Design for Distribution Utilities
April 1-2, 2021 - Oklahoma City, OK
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 Mar 12)
3 or more registrations from same utility receive additional 5% discount!