The basic crime scene procedures are physical evidence recognition, documentation, proper collection, packaging, preser- vation, and, finally, scene reconstruction .
What are the five ways to document a crime scene?
There are several methods of documentation: Notes, photography, sketches, and video are all important. Note taking is one of the most important parts of processing the crime scene.
What are the steps in crime scene processing?
- Approach scene Secure and protect scene.
- Initiate preliminary survey/determine scene boundaries.
- Evaluate physical evidence possibilities.
- Prepare narrative description.
- Depict scene photographically.
- Prepare diagram/sketch of scene.
- Conduct detailed search.
- Record and collect physical evidence.
What are the 7 S’s of a crime scene?
- Securing The Scene.
- Securing And Collecting Evidence.
- Separating The Witnesses.
- Sketching The Scene.
- Seeing The Scene.
- Scanning The Scene.
- Searching For Evidence.
What are the 7 basic steps in crime scene investigation?
- Secure the Scene.
- Separate the Witnesses.
- Scan the Scene.
- Photograph the Evidence.
- Sketch the Scene.
- Search the Scene.
- Secure and Collect Evidence.
What is the golden rule of crime scene investigation?
The Golden Rule in Criminal Investigation
When it comes to crime scenes, the golden rule is “ Do not touch, alter, move, or transfer any object at the crime scene unless it is properly marked, measured, sketched and/or photographed .” This rule is to be followed every day, in every scene.
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 the three methods of documenting a crime scene?
The three most common methods of recording a crime scene are: note taking, sketching, and photography . A detailed record of the crime scene and of the actions taken during the search of it, help the crime scene specialist to accurately recall events and to identify items of evidence later in a court of law.
What should you not do at a crime scene?
- 1 – Do NOT touch, or have anyone else touch anything. ...
- 2 – Do NOT clean it yourself, or have a family member or employee clean up.
What must be included on a crime scene sketch?
The following should be recorded on the sketch: • Address or location of scene. Case number. Date sketch was made and by whom. A key to identify the different objects in the sketch.
What are the types of crime scene?
- Outdoor.
- Indoor.
- Conveyance.
What are the four steps of crime scene protocol?
- Preserve and Document the Incident Scene.
- Collecting Information.
- Determine Root Causes.
- Implement Corrective Actions.
What do police do in a crime scene?
They take photographs and physical measurements of the scene , identify and collect forensic evidence, and maintain the proper chain of custody of that evidence. Crime scene investigators collect evidence such as fingerprints, footprints, tire tracks, blood and other body fluids, hairs, fibers and fire debris.
What are the 4 types of evidence?
The four types of evidence recognized by the courts include demonstrative, real, testimonial and documentary .
What is the golden rule of interviewing?
That is, when interviewing someone, you should treat your interviewee like you’d want to be treated if you were the one being interviewed .
What are the 3 I’s of investigation?
Applied to the criminal realm, a criminal investigation refers to the process of collecting information (or evidence) about a crime in order to: (1) determine if a crime has been committed; (2) identify the perpetrator; (3) apprehend the perpetrator; and (4) provide evidence to support a conviction in court .
