Electric Power Delivery: Underground Installation

This CE course equips electrical engineers, contractors, and utility professionals with knowledge of Underground Residential Distribution (URD) Systems. It emphasizes system types, equipment, cable technologies, installation methods, and inspection procedures to ensure safe, reliable, and efficient power delivery.

đź•’ 1 CE HOUR

CREDIT DESIGNATION:  PDH          

Date of course creation/update: 04/21/2025

Course Approval NO:  209MCEN

Education Pathways, LLC provider #10121561, is approved as an AIA Continuing Education Provider by the American Institute of Architects (AIA). Regulatory boards are the final authority on courses accepted for continuing education credit. AIA provider approval period: 02/05/2026–02/05/2027. Architects completing this course receive 1 continuing education credit as designated by AIA.

This online reading-based asynchronous distance learning course :

Explores the infrastructure used to distribute electricity from substations or transformers to residential areas through underground cables. Participants will examine URD system types (radial, loop, double feed), equipment (transformers, switchgears, protective devices), cable types, and terminations. The course emphasizes installation methods, inspection procedures, and strategies for isolating components without interrupting service. By the end, participants will be prepared to design, install, and maintain URD systems that enhance reliability and safety in residential communities.

 

Learning Objectives: 

  1. Overview URD systems and their role in modern power distribution.

  2. Describe radial, loop, and double feed URD systems.

  3. Recognize URD system equipment including cables, transformers, and protective devices.

  4. Identify cable types and terminations used in URD systems.

  5. Explain installation methods for URD cables and equipment.

  6. Describe procedures for inspecting equipment in open loop URD systems.

  7. Explain how to isolate system components without interrupting service.

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