Examples of portals include doors, gates (personnel and vehicular), lift gates, sliders, barriers, turnstiles (mechanical and optical), mantraps, and sally ports.
Turnstiles are commonly used at the entry to buildings, malls and subway systems.
Sally ports are often used at correctional facilities to ensure passage only for authorized personnel.
Below is a sample of NFPA 731. For the complete section, see the actual NFPA 731 text at NFPA.ORG. Once there, click on the free access link to the latest edition of NFPA 731.
6.1.3 Portal. The system shall be designed to control the unauthorized access of people, vehicles, and/or property through a portal as prescribed by the AHJ.
Which of the following is true of portals?
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