Editor's Note:Robert E. McFarlane is a principal at Shen Milsom & Wilke, an international firm that provides consulting and technology design on large and small projects, including information technology data center planning. McFarlane’s expertise is in the design of data center infrastructure. ENR approached McFarlane with a series of questions about the reports of electrical problems at the National Security Administration’s data center in Utah, seeking to better understand the kinds of issues that may be involved. Several other experts ENR approached were eager to respond as well, but prevented from doing so by non-disclosure agreements they had signed with