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PhysiCal seCurity and safety
delay entry: concrete or steel bars inside the wall that create an invis-
ible “cage.”
Windows can be coated with a safety glazing that reduces shat-
tering. e glazing holds the glass together in an impact, slowing
down entry. e glazing often has aesthetic properties like reducing
glare and energy efficiency. Window locks should function. Test locks
to determine the difficulty in manipulating them open. Weak locks
should be replaced or reinforced. In some applications a window may
serve as an emergency exit.
Vaults and Safes
Many types of storage equipment are used to store classified and sen-
sitive information, weapons, controlled substances, valuable equip-
ment, and negotiable documents or funds. e U.S. General Ser ...