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Constructing, Operating & Maintaining

Underground Distribution Systems (APPA) 

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April 30 - May 2, 2019 (8:00 am - 3:30 pm)    |    NEPPA Training Center (Littleton, MA) 



NEPPA has partnered with the American Public Power Association to bring the Underground Distribution Systems training in-house.  


Who Should Attend?

This course is designed for those responsible for, or who make decisions concerning distribution systems including but limited to:

  • Electric utility engineers
  • Designers
  • Technicians
  • Field Personnel
  • Anyone involved in the management, construction or operations of distribution systems



Course Overview


Learn all about the effective design, construction, operation and maintenance of underground electric distribution systems. Review critical factors involved in the conversion of overhead systems to underground. Tour a local utility’s distribution system and participate in guest presentations from manufacturer’s application engineers, cable testing engineers, or other industry professionals.




Recommended CEUs / PDHs / CPEs


Recommended CEUs 2.3/PDHs 23/CPEs 26

Field of Study: Specialized Knowledge



Course Topics


  • Policy and service guidelines
  • Underground distribution planning, design and layout
  • Maintenance practices
  • Operations, safety and regulatory requirements
  • Cable design and application
  • Terminating underground cable
  • Fusing, fuse coordination, fault location, and surge protection technologies
  • Review of the 2017 NESC that pertains to underground systems (Part 3) and work practices (Part 4)




Click to download the detailed agenda.


Day 1 - April 30, 2019

8:00 am    Introduction & Objectives, Policy and Service Guidelines

10:00 am  Break

10:15 am  Policy and Service Guidelines (continued)

12:00 pm  Lunch

12:30 pm  Planning & Design

2:00 pm    Break

2:15 pm    Planning & Design (continued)

3:30 pm    Adjourn


Day 2 - May 1, 2019

8:00 am    Cable Design, Application & Failure Modes; Terminations, Splice Design and Operation

10:00 am  Break

10:15 am  Terminations (continued)

12:00 pm  Lunch

12:30 pm  Operations and Safety

2:00 pm    Break

2:15 pm    Operations and Safety (continued)

3:30 pm    Adjourn


Day 3 - May 2, 2019

8:00 am     Over Current Fuse Applications

10:00 am   Break

10:15 am   Over Current Fuse Applications (continued)

12:00 pm   Lunch

12:30 pm   Lightning/Surge Protection

2:00 pm     Break

2:15 pm     Cable Fault Location

2:45 pm     Ferroresonance

3:15 pm     Discussion, Course Evaluations & Wrap-Up

3:30 pm     Adjourn





Registration fees include coffee, baked goods and lunch each day. 


Members: $950

Non-Members: $1,450


Registration for this event is closed.




Cancellations are accepted until Tuesday, April 9, 2019. Substitutions may be made at any time.





Larry Koshire, P.E., President, Koshire Consulting, LLC, Rochester, Minnesota

Larry Koshire, P.E., President, Koshire Consulting, LLC, Rochester, MinnesotaLarry has held various positions in the electric industry for private and public power utilities and has extensive experience in electric transmission and distribution design, construction, and operation. He served as the general manager of Rochester Public Utilities, in Minnesota, for 17 years and is also the former general manager of Muscatine Power and Water in Iowa. Larry has been active in state and national boards, committees and professional organizations. He holds an electrical engineering degree from the University of Minnesota Institute of Technology, is a Registered Professional Engineer, a senior member of the Institute of Electrical and Electronic Engineers and has taught APPA’s Underground Distribution course since 1988.


Mark Swan, P.E., Principal, MDS Engineering Consulting, LLC, Colorado Springs, Colorado

Mark Swan, P.E., Principal, MDS Engineering Consulting, LLC, Colorado Springs, ColoradoMark is a consulting engineer with over 31 years of experience in the utility industry, serving as the general manager of the operations department of Colorado Springs Utilities. He managed the operation of power plants, water, and wastewater plants, and field operations for electric, gas, water, and wastewater services. Since 1988, Mark has taught APPA’s Underground Distribution course. He is a member of the National Society of Professional Engineers and the Institute of Electrical and Electronics Engineers. He holds bachelor’s and master’s degrees in electrical engineering from the University of Colorado.





Questions? Don't hesitate to call the office at (978) 540-2200 or contact Sarah Elise Klingler, Director of Education & Programs at


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