According to this article, a Kentucky Utilities spokesman said “very few utilities are converting older, overhead lines to underground lines across the country.” Where has he been?

Kentucky Utilities….the utilities below are happy to share lessons learned and best practices on their extensive underground experience.

Dominion
FPL
WE Energies
Georgia Power
ConEd
PEPCO
BG&E
PG&E
Fort Collins
Colorado Springs
Anaheim
Beaches Energy
Austin- a new initiative

And, the Power Delivery Intelligence Initiative at https://pdi2.org/ provides studies, whitepapers and webinars for planners and engineers (and utility spokespeople) to help evaluate the total cost of ownership over the life of the underground asset.