c. Earthquakes cause nuisance alarms, possible fires from broken gas mains, and
buildings weakening and falling down.
d. Winds disrupt power lines, setting off nuisance alarms, and causing safety
hazards with flying debris.
e. Snow and Ice block patrol roads, increasing response time to alarms, and
freezing of locks and alarm mechanisms.
Fires damage/destruction of perimeter barriers or buildings.
g. Fog causes reduced visibility for security forces. Additional security personnel
may be needed due to the increased response time to alarms.
3. Human Security Threats. These threats are the result of a state of mind, attitude,
weakness, or character trait on the part of one or more persons. They include acts of
commission or omission, overt or covert, which could disrupt or destroy the operation or
mission of an installation or facility. Examples of human threats are:
Attacks on key persons.
Carelessness and accidents in performance of official duties.
Disaffection and disloyalty of employees.
Safety hazards from equipment malfunction.
4. Risk Analysis. This process will prove invaluable to you when establishing priorities
for protection of assets. Basically, it consists of identifying items and functions in terms
of total replacement, temporary replacement, unrecoverable cost, and allied and related
a. Conduct a hazard and vulnerability study of personnel, facilities, items, and