This excerpt provides comprehensive guidance on the safety and security considerations for housing a large power transformer, exceeding basic building codes. It covers various aspects, including building location, fire protection, security features, environmental controls, structural considerations, additional safety features, maintenance access, and documentation requirements. The guidelines emphasize crucial factors such as elevated positioning, fire-resistant construction, intrusion detection systems, temperature control, enhanced seismic design, and emergency response planning to ensure a safe and reliable operation of the power transformer.