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Glossary

Command center: A secure site outside the boundaries of a crime scene where equipment is stored, tasks are assigned, and communication is kept.

Grid search: A search method employed by two or more people overlapping separate line searches forming a grid.

Line/strip search: A search method used by one or two investigators by walking in straight lines across the crime scene.

Primary scene: A crime scene at which the original criminal act was perpetrated.

Quadrant/zone search: A search method in which the crime scene is divided into smaller sections (zones or quadrants) and team members are assigned to search each section. Each of these sections can be subdivided into smaller sections for smaller teams to search thoroughly.

Secondary scene: A crime scene separate from the primary scene that became part of the crime by its involvement in activities after the initial criminal act was perpetrated.

Spiral search: A search method in which the investigator move in an inward spiral from the boundary to the center of the scene or in an outward spiral from the center to the boundary of a scene.

Walkthrough: The initial survey of the crime scene carried out by the lead investigator where he or she will gain an overview of the scene in order to formulate a plan for processing the scene.

Wheel/ray search pattern: A search method employed by several people moving from the boundary straight toward the center of the scene (inward) or from the center straight to the boundary (outward).






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