What are the stages of investigation?

A proper investigation must:
  • Gather information.
  • Search for and establish facts.
  • Isolate essential contributing factors.
  • Find root causes.
  • Determine corrective actions.
  • Implement corrective actions.


What are the 7 steps of investigation?

The Seven S'S of Crime-Scene Investigation
  • Securing the Scene.
  • Separating the Witnesses.
  • Scanning the Scene.
  • Seeing the Scene.
  • Sketching the Scene.
  • Searching for Evidence.
  • Securing and Collecting Evidence.


What are the 5 steps of investigation process?

Here are the five steps.
  1. Define a Question to Investigate. As scientists conduct their research, they make observations and collect data. ...
  2. Make Predictions. Based on their research and observations, scientists will often come up with a hypothesis. ...
  3. Gather Data. ...
  4. Analyze the Data. ...
  5. Draw Conclusions.


What are the steps of an investigation?

Six steps for successful incident investigation
  • STEP 1 – IMMEDIATE ACTION. ...
  • STEP 2 – PLAN THE INVESTIGATION. ...
  • STEP 3 – DATA COLLECTION. ...
  • STEP 4 – DATA ANALYSIS. ...
  • STEP 5 – CORRECTIVE ACTIONS. ...
  • STEP 6 – REPORTING.


What are the 4 steps to an investigation?

The 4 Stages of an Incident Investigation
  1. Preserve and Document the Incident Scene. An incident investigator's first priority should be to ensure that the incident site is safe and secure. ...
  2. Collecting Information. a Interviewing witnesses. ...
  3. Determine Root Causes. ...
  4. Implement Corrective Actions.


Fundamentals of Crime Scene Processing



What are the 3 levels of investigation?

Scientists use three types of investigations to research and develop explanations for events in the nature: descriptive investigation, comparative investigation, and experimental investigation.

What are the 6 methods of investigation?

A six step, structured approach to incident investigation helps to ensure that all the causes are uncovered and addressed by appropriate actions.
  • Step 1 – Immediate Action. ...
  • Step 2 – Plan the Investigation. ...
  • Step 3 – Data Collection. ...
  • Step 4 – Data Analysis. ...
  • Step 5 – Corrective Actions. ...
  • Step 6 – Reporting.


What is the 5 cardinal points of investigation?

In the performance of his duties, the investigator must seek to establish the six (6) cardinal points of investigation, namely: what specific offense has been committed; how the offense was committed; who committed it; where the offense was committed; when it was committed; and why it was committed.


What are the six main investigative questions?

If you can answer: what, why, who, when, where and how; you will have a clear and fundamental knowledge of the whole situation. Within journalism and police investigation the Six W´s of Investigation are used to gather basic information. If all these questions are answered; you have the whole story.

What is the golden rule in the 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 are the 5 pillars of criminal investigation?

At the time, each of the five pillars of the criminal justice system - law enforcement, prosecution, courts, corrections and the community - had yet to come to terms with their strengths, weaknesses, challenges and opportunities.


What are the 5 types of investigations?

Scientists use different methods of investigation in different circumstances. These methods include (in no particular order) fair testing, identifying and classifying, modelling, pattern seeking, and researching.

How long do police have to investigate a crime?

In the majority of cases, the police can detain someone without charge for 24 hours, but this can be extended to 36 or 96 hours if they're suspected of a serious crime. Once a police investigation has been completed, including interviews, the police have to decide whether to charge the suspect.

How long should a investigation take?

Some investigations might take longer depending on the case and how many people need to give information. For example, a simple case might only take a day to gather enough information, whereas a more complicated case could take several weeks.


How long is a typical investigation?

Pre-Charge Investigation FAQ

It could be minutes or hours. If you are arrested, a prosecutor must file charges within 48 hours, or you should be released. How long does a police investigation take? Criminal investigations can take days, weeks, months, or even years depending on the complexity of the matter.

How long can I be released under investigation?

If you have been released under investigation, it means that the police are continuing to investigate the alleged criminal offence. There are no time limits the police will set for the investigation. There are also no conditions which you must follow, unlike being placed on bail.

What are the four tools of investigation?

Tools ​To establish facts and develop evidence, a criminal investigator must use these tools-information, interview, interrogation, and instrumentation.


What are the 7 objectives of a criminal investigation?

Objectives of criminal Investigation

locate, document, and preserve evidence in crimes. Arrest suspects in crimes. Recover stolen property. Prepare sound criminal cases for prosecution.

What are the 4 main elements of a crime?

Under U.S. law, four main elements of a crime exist:
  • Mental State (Mens Rea) Mens rea is Latin for “guilty mind.” The legal theory of mens rea refers to criminal intent. ...
  • Conduct (Actus Reus) ...
  • Concurrence. ...
  • Causation.


What should you not do at a crime scene?

1 – Do NOT touch, or have anyone else touch anything.

Bacteria and viruses such as Hepatitis, HIV and C-Diff thrive in blood, and if someone comes into contact with such pathogens, it can easily transfer and spread to others. Treat every drop of blood as IF it was contaminated, even if you think it's clean.


What are the steps for investigating a crime scene?

7 Steps of a Crime Scene Investigation
  1. Identify Scene Dimensions. Locate the focal point of the scene. ...
  2. Establish Security. Tape around the perimeter. ...
  3. Create a Plan & Communicate. Determine the type of crime that occurred. ...
  4. Conduct Primary Survey. ...
  5. Document and Process Scene. ...
  6. Conduct Secondary Survey. ...
  7. Record and Preserve Evidence.


What are the 7 golden rules?

Necessary, Proportionate, Relevant, Adequate, Accurate, Timely and Secure. Ensure the information you share is necessary for the purpose for which you share it. You should share it only with those people who need to have it, your information is accurate, up-to-date, shared in a timely fashion and also shared securely.

When should you share information?

Ask for consent to share information unless there is a compelling reason for not doing so. Information can be shared without consent if it is justified in the public interest or required by law. Do not delay disclosing information to obtain consent if that might put children or young people at risk of significant harm.


What is the most important golden rule?

The Golden Rule guides people to choose for others what they would choose for themselves. The Golden Rule is often described as 'putting yourself in someone else's shoes', or 'Do unto others as you would have them do unto you'(Baumrin 2004).

What is the Golden Rule called in the Bible?

The "Golden Rule" was proclaimed by Jesus of Nazareth during his Sermon on the Mount and described by him as the second great commandment. The common English phrasing is "Do unto others as you would have them do unto you".