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 MIL-HDBK-1013/1A
described in the Sandia Entry Control System Handbook (SAND77-1033), and in
the U.S. Army Security Manual TM-5-853-4. Additional details are provided in
par. 5.3.3 related to building entry control.
4.4.6.2
Personnel Access Control System for Explosives, Metal, and Special
Nuclear Materials (SNM) Detection. Figure 26 shows an example of a portal
structure that can be used to screen personnel attempting to enter a
restricted area. The procedure for operation of this system is as follows.
An individual approaches the access enclosure and requests entry by pressing
an entry request button. The operator at the control console unlocks the
door
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