- Identify Scene Dimensions. Locate the focal point of the scene. …
- Establish Security. Tape around the perimeter. …
- Create a Plan & Communicate. Determine the type of crime that occurred. …
- Conduct Primary Survey. …
- Document and Process Scene. …
- Conduct Secondary Survey. …
- Record and Preserve Evidence.
What are 4 things the crime scene investigator is responsible for?
- Secure the crime scene.
- Take detailed measurements.
- Sketch and diagram the scene.
- Take photographs.
- Document evidence taken from the scene (location, nature, etc.)
- Package and label evidence for transfer to the lab.
- Attend and photograph autopsies.
How do crime scene investigators work?
At a scene, the case investigator and crime scene personnel work together to: define and secure areas that may contain evidence;
examine and document the scene
; collect physical evidence; and preserve, package and submit the evidence to the laboratory for analysis.
What are the 5 steps in crime scene investigation?
The basic crime scene procedures are
physical evidence recognition, documentation, proper collection, packaging, preser- vation, and, finally, scene reconstruction
.
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 first thing to do at a crime scene?
A crime scene investigator’s first step is
to talk to the initial officers on scene
. Their observations can affect how the walk-through of the scene is conducted by CSI, what is included in a search warrant application, and even what equipment (like OSCR360) and/or additional personnel are needed.
What are the Seven S’s?
A model developed by consultancy firm, the McKinsey Company, used to develop seven aspects of the organisation to base strategic planning around. The full list is:
systems, structure, skills, style, staff, strategy, and shared values
.
Can you be a CSI without being a cop?
Some agencies require you be a sworn police officer before becoming a Crime Scene Investigator—
most do not
. If the position you want requires formal training then check your local colleges and universities. Many community colleges have Criminal Justice classes that include crime scene investigations.
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 difference between a crime scene investigator and a criminal investigator?
A crime scene investigator is usually
given charge of extracting all the evidence available from the crime scene
. Criminal investigators usually play an important role in law enforcement and criminal justice. Criminal investigators collect evidence and gather facts to solve a particular crime.
What are the three types of evidence at a crime scene?
- Real evidence;
- Demonstrative evidence;
- Documentary evidence; and.
- Testimonial evidence.
What are the three phases of criminal 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.
What are the four steps of crime scene protocol?
- Preserve and Document the Incident Scene.
- Collecting Information.
- Determine Root Causes.
- Implement Corrective Actions.
What are the four types of photos required at a crime scene?
- Overall Photographs. Overall photos capture the global aspects of the crime scene. …
- Midrange Photographs. …
- Close-up Photographs and Evidence Photography.
What is the proper way to collect evidence at a crime scene?
Collect evidence correctly, preserve each specimen separately, use and change gloves often, avoid coughing or sneezing during the collection, use appropriate tools such as
cotton-tipped applicators, sterile water, cardboard swab boxes, separate paper bags
, and envelopes to prevent cross-contamination of samples …
How do you document evidence at a crime scene?
In documenting the scene there are actually 3 functions or methods used to properly document the crime scene. Those methods consist of written notes which will ultimately be used in constructing a final report, crime
scene photographs, and a diagram or sketch
. Consistency between each of these functions is paramount.
