Tom Divine, PE, Senior Electrical Engineer, Johnston, LLC

Tom Divine, PE, LEED AP


Electrical and Power July 19, 2022

Your questions answered: How to design electrical distribution systems

In the webcast “How to design electrical distribution systems,” some items were left unanswered. Tom Divine tackles several here

By Tom Divine, PE, LEED AP
Codes and Standards December 29, 2020

Understanding the changes to NFPA 70-2020

New requirements of the 2020 edition of the National Electrical Code will affect facility design

By Tom Divine, PE, LEED AP
Electrical and Power July 29, 2020

Back to basics: Switchgear, transformers and UPSs

Switchgear, transformers and uninterruptible power supplies are among the largest, costliest and most critical devices in a facility

By Tom Divine, PE, LEED AP
Healthcare Facilities June 19, 2020

Basics of NFPA 99 changes for hospital design

How engineers should navigate the changes to the 2018 edition of NFPA 99

By Tom Divine, PE, LEED AP