A DOORWAY WITH AN ACCESS CONTROL SYSTEM functions as a security checkpoint. It is the first line of defense against would-be intruders or vandals. One type of access control system is known as a “man trap.” It consists of a small space and two separately controlled entrance ways, in sequence.
(That name was coined in an earlier era — when the word “man” was used to refer to any person who was in a certain situation, without regard to their gender. As in the boater’s classic distress cry, “Man overboard!”)
Below the jump, this post describes how that security concept would be applied to our Social Hall entrance on Main Street.…




