What are the six basic steps in crime scene processing?

What are the 6 basic steps investigators use when processing a crime scene?

Basic Stages for a Crime Scene Investigation — Possible Homicide

  • Approach the Scene. …
  • Secure and Protect the Scene. …
  • Initiate Preliminary Survey. …
  • Evaluate Physical Evidence Possibilities. …
  • Prepare a Narrative of the Scene. …
  • Capture the Scene Photographically. …
  • Prepare the Crime Scene Sketch. …
  • Conduct a Detailed Search.

What are the steps in crime scene processing?

Basic Stages in a Search

  1. Approach scene Secure and protect scene.
  2. Initiate preliminary survey/determine scene boundaries.
  3. Evaluate physical evidence possibilities.
  4. Prepare narrative description.
  5. Depict scene photographically.
  6. Prepare diagram/sketch of scene.
  7. Conduct detailed search.
  8. Record and collect physical evidence.

What are the 6 crime scene search methods?

Most commonly employed search methods are geometric patterns. The six patterns are link, line or strip, grid, zone, wheel or ray, and spiral. Each has advantages and disadvantages and some are better suited for outside or indoor crime scenes.

What are the 7 basic steps in crime scene investigation?

What are the seven steps of a crime scene investigation?

  • Identify Scene Dimensions. Locate the focal point of the scene.
  • Establish Security. Tape around the perimeter.
  • Create a Plan & Communicate. …
  • Conduct Primary Survey. …
  • Document and Process Scene.
  • Conduct Secondary Survey.
  • Record and Preserve Evidence.
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What are the 5 steps in a crime scene investigation?

The basic crime scene procedures are physical evidence recognition, documentation, proper collection, packaging, preser- vation, and, finally, scene reconstruction.

What is the first step in processing a crime scene?

Interview is the first step in processing a crime scene. The crime scene technician must interview the first officer at the scene or the victim to ascertain the “theory” of the case. Basically what allegedly happened, what crime took place, and how was the crime committed.

What are 4 steps to crime scene protocol?

Whether the crime scene is a recovered stolen vehicle or a multiple homicide where several crime scenes are involved the basic protocol is the same: INTERVIEW, EXAMINE, PHOTOGRAPH, SKETCH and PROCESS.

What is meant by crime scene processing?

CRIME SCENE PROCESSING Introduction to Forensic Science. CRIME SCENE PROCESSING <ul><li>Crime scene processing is a slow, methodical, systematic and orderly process that involves protocols and a processing methodology. </

What are the 4 steps to analyze a crime scene?

What are the 4 steps to analyze a crime scene?

  • Approach the Scene.
  • Secure and Protect the Scene.
  • Initiate Preliminary Survey.
  • Evaluate Physical Evidence Possibilities.
  • Prepare a Narrative of the Scene.
  • Capture the Scene Photographically.
  • Prepare the Crime Scene Sketch.
  • Conduct a Detailed Search.

What are crime scene search methods?

Common search patterns include the spiral, strip/line, grid, zone/quadrant, and pie/ wheel. The spiral search is used most often for outdoor crime scenes, is conducted by one person, and is done by walking in a circle from the outermost point of the inner perimeter toward the center of the circle.

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What are the 4 types of search patterns?

Common search patterns include the spiral, strip/line, grid, zone/quadrant, and pie/ wheel. The spiral search is used most often for outdoor crime scenes, is conducted by one person, and is done by walking in a circle from the outermost point of the inner perimeter toward the center of the circle.

What is staging in criminal cases?

Staging a scene. occurs when the perpetrator purposely alters the crime scene to mislead the authorities and/or redirect the investigation. Staging is a conscious criminal action on the part of an offender to thwart an investigation.