Book excerpt: Enterprise Data Center Design and Methodology is the practical, start-to-finish guide to data center design and retrofitting. It introduces a scalable, modular methodology for designing data centers of any size and capability, and breakthrough techniques for accurate capacity planning. Sun Enterprise Architect Rob Snevely offers realistic solutions for every facet of planning and implementation, including site selection, network connectivity and infrastructure, environmental considerations, building codes, construction, and hazard avoidance.