From urban transmission and substations to statewide system hardening, leading utilities are investing in strategic undergrounding at unprecedented scale. Eversource, National Grid, Dominion, and PG&E share design practices, cost strategies, community engagement, and system reliability outcomes from major undergrounding projects. This panel highlights the technological innovations and policy justifications driving underground work from coast to coast.

Session Takeaways:

• Explain innovative design and construction approaches for underground substations.
• Share empirical O&M results from leading underground programs.
• Highlight strategies to lower capital costs for undergrounding projects.