The requirement of access control to any premises depends upon following security factors :- To keep unauthorized persons from the premises. To keep risks and threats away from the premises. To check losses. To maintain order and discipline in the movement of persons, vehicles and material in/out from the premises. The need to identify and confirm persons, vehicles and material before getting to a premises of an organization is very important. A security guard plays a significant role in the process of access control. People, Vehicles and Material Category of People : The following category of people visit a premises: Own staff – management, staff and works. Outsourced manpower from service providers. Vendors – persons/ agencies supplying manpower and services. Visitors – customers, officials/ inspectors, clients. Category of Vehicles : following category of vehicles visit a premises: Light vehicles – two-wheelers, three-wheelers, cars etc. Medium vehicles – light commercial ...