Substation
The facility transforming and switching power between transmission and the site, a major long-lead build item.
Current numbers
>160 wkUS substation-transformer lead time: Wood Mackenzie assessment reported May 2026; often the energization schedule's long pole
IEEE Std 80-2013 (inactive-reserved); P80 revision active PARsubstation grounding standard bounding step/touch voltage against body-current limits and soil resistivity