This is building a core plan. A core is a vertical area utilized for circulation and services in architecture. It's also known as a circulation core or a service core. Staircases, elevators, electrical lines, water pipes, and risers are all examples of cores. Evacuation plans are an essential part of building construction and architecture, working as a guide map for safe exit in case of a calamity or hazardous situation. Building Codes in all countries require the contractors or building developers to submit a well-defined evacuation plan to get compliance with the codes of safety against incidents. Learn more details from this simple office access plan now.