How do the regulatory requirements for security influence physical plant design?

Regulatory requirements for security significantly influence the physical plant design of nuclear power plants by mandating measures to protect against sabotage, theft of nuclear materials, and other threats. These requirements dictate the physical barriers, access controls, and security systems that must be incorporated into the plant's design. Physical barriers, such as fences, walls, and hardened structures, are required to protect the plant from unauthorized intrusion. These barriers are designed to delay or prevent access to vital areas of the plant, su....