Search Patterns
• Spiral search pattern
– A search pattern typically used in outdoor
areas and normally launched by a single
person.
– He or she begins at the
outermost corner and
walks in a decreasing
spiral toward a central
point.
Search Patterns
• Strip search pattern
– A search pattern in which the space to be
searched is divided into a series of lanes
– One or more searchers proceed up and down
the lane, continuing until the area has been
completely
searched.
Search Patterns
• Grid search pattern
– A search pattern that consists of two strip
searches, the second perpendicular to the first
– It allows the area
to be viewed
from two angles.
Search Patterns
• Zone search pattern
– A search pattern in which the area is divided
into four quadrants, each of which is then
examined with one of the other patterns.
Search Patterns
• Pie (or wheel) search pattern
– A search pattern in which the area is divided
into pie-shaped sections, usually six in number.
– Each section is then
searched, usually by a
variation of the strip
search.