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Photo by Chris Van Lennep, Dreamstime
New spools of high voltage cable are deployed for installation in an undergrounding project. The lengths of underground lines are subject to certain physical limitations which, when exceeded, cause untimely wear and tear.
Photo by Dmitry Kalinovsky, Dreamstime
A surveyor peers through a theodolite at an outdoor construction site. Underground obstacles must be considered when burying power lines.

Jon T. Leman

Jon T. Leman ([email protected]), P.E., is a principal engineer with the consulting firm POWER Engineers, Inc. where he specializes in AC and DC overhead and underground transmission line electrical design. He also is co-owner of the software company Electric Utility Design Tools, LLC. Leman earned his Ph.D. degree in electrical and computer engineering from Washington State University in 2021 and his MSEE and BSEE degrees from the University of Idaho in 2010 and 2001, respectively. He taught courses in physics and electrical engineering for the U.S. Navy from 2001 to 2005. In 2005, he joined POWER Engineers. His technical interests are electromagnetics, power system transients, equipment failure investigation, numerical methods, insulation coordination, and power system planning. The focus of his doctoral research was application of electromagnetics to optimize high-voltage transmission line design. He is a member of CIGRE and a senior member of IEEE.