LD29_Ch2 - Palomar College Public Safety Training Center...

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Palomar College Public Safety Training Center Accident Investigation ( Domain 29, Version 2 ) Chapter 2: Collision Investigations
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COLLISION RELATED EVIDENCE Workbook Page 2 - 3
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Evidence is any testimony, writings, material objects, or other things presented to the senses, and o f ered to prove or help prove or disprove the existence or nonexistence of a fact. EVIDENCE CODE 140 De F nition: Evidence
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An investigation is the systematic gathering of information from a variety of sources along with documentation of statements, evidence, observations, and f ndings. Tra c collision investigations begin when o cers f rst arrive at the scene and continue through the writing of f ling of the collision report. De f nition: Investigation
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An interview is not an interrogation. Miranda admonishments are not required during a field interview unless the subject is under arrest. When conducting an interview at the scene: 1. Obtain a driver s license or other ID from witnesses so that they will not leave the scene. 2. Separate the parties, witnesses, etc. 3. Statements can be made in writing and attached to the report. Field Interviews Continued
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When conducting an interview related to a collision, o cers should attempt to determine: 1. Direction of travel, lane, and estimated speed of each involved party. 2. Location of witnesses at the time of the collision. 3. Statements made by involved parties prior to the o cer s arrival. 4. Relationship ( if any ) between witnesses, passengers, and involved parties. 5. What were the involved parties doing just prior to the collision and where were they going. Field Interviews Continued
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When conducting an interview related to a collision, o cers should take notes and: 1. Allow the person to tell what happened in their own words. 2. Then, the o cer should clarify any information that is unclear or has been left out of the person s statement. 3. The o cer should then repeat the entire statement back to the person to insure that the o cer fully understands the person s statement. Field Interviews Continued
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f eld interviews, it is important for o cers to determine whether there is any bias on the part of parties, passengers, or witnesses. Statements can be in uenced by the possibility of: 1. Economic loss and/or civil liability. 2. Loss of driving privileges. 3. Criminal prosecution.
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This note was uploaded on 08/13/2009 for the course AJ 92 (LD29) taught by Professor Cotteen during the Spring '07 term at Palomar.

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LD29_Ch2 - Palomar College Public Safety Training Center...

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