Individual chapters explain the five levels of physical security, the essential security measures for each level, the security plan, and steps involved in working with architects to design security. The components and steps involved in a security survey, physical barriers, and the role of locks in the systems approach to security are also detailed. Further chapters explain the selection and use of safes, vaults, and accessories; security lighting; alarm systems; closed circuit television; and access control and personal identification systems. Additional chapters focus on the operations of a security guard force, fire detection and alarm systems, and overall security management and loss control. Photographs, diagrams, tables, checklists, sample surveys, forms, glossaries, index, and chapter reference lists