A Guide for Explosion and Bombing Scene Investigation
A Guide for Explosion and Bombing Scene Investigation A Guide for Explosion and Bombing Scene Investigation
E. The labeling, transportation, and storage of evidence by: ◆ Placing evidence from different locations or searches in separate external containers. ◆ Labeling evidence for storage and shipment, including identification of hazards. ◆ Arranging for transportation of the evidence. Summary: Identification, collection, preservation, and packaging of evidence must be conducted in a manner that protects the item, minimizes contamination, and maintains the chain of custody. These steps assist in establishing the elements of a possible crime and provide the basis for thorough, accurate, and objective investigation and prosecution processes. 31
Section F. Completing and Recording the Scene Investigation 1. Ensure That All Investigative Steps Are Documented Principle: To ensure that the permanent record will be complete, the investigator should review all documentation before releasing the scene. Procedure: The investigator should verify that the following have been addressed: A. Documentation of major events and time lines related to the incident. B. Personnel access log (see the sample in appendix A). C. Activity log (see the sample in appendix A). D. Review of interviews and events. E. Narrative description of the scene (see the sample in appendix A). F. Photo and video logs (see the sample in appendix A). G. Diagrams, sketches, and evidence mapping. H. Evidence recovery log (see the sample in appendix A). Summary: By accounting for all investigative steps prior to leaving the scene, the investigator ensures an accurate and thorough representation of the scene for the permanent record. F 33
- Page 1 and 2: U.S. Department of Justice Office o
- Page 3 and 4: About the National Institute of Jus
- Page 5 and 6: Julie E. Samuels Acting Director Da
- Page 7 and 8: iv In developing its investigative
- Page 9 and 10: Technical Working Group for Bombing
- Page 11 and 12: Acknowledgments The National Instit
- Page 13 and 14: Contents Message From the Attorney
- Page 15 and 16: Introduction “I had imagined that
- Page 17 and 18: eached a high of 2,438 in 1994 and
- Page 19 and 20: Technical Working Group for Bombing
- Page 21 and 22: ◆ Documenting the scene. ◆ Proc
- Page 23 and 24: A Guide for Explosion and Bombing S
- Page 25 and 26: Section A. Procuring Equipment and
- Page 27 and 28: ◆ Measuring equipment (e.g., fore
- Page 29 and 30: Section B. Prioritizing Initial Res
- Page 31 and 32: Summary: To ensure safety, first re
- Page 33 and 34: Section C. Evaluating the Scene Not
- Page 35 and 36: 3. Conduct the Scene Walkthrough Pr
- Page 37 and 38: Section D. Documenting the Scene 1.
- Page 39 and 40: C. Establish each witness’ relati
- Page 41 and 42: 28 2. Organize Evidence Processing
- Page 43: 30 ◆ Packaging method. ◆ Miscel
- Page 47 and 48: 3. Release the Scene Principle: The
- Page 49 and 50: Appendix A. Sample Forms Following
- Page 51 and 52: Date: Starting Time: Platoon: OCA o
- Page 53: ACTIVITY LOG (Continued) 41
- Page 58 and 59: 46 (Continued)
- Page 60 and 61: 48 National Fire Protection Associa
- Page 62 and 63: 50 Jefferson Parish (LA) Fire Depar
- Page 64: 52 International Association of Ars
E. The labeling, transportation, <strong>and</strong> storage of evidence by:<br />
◆ Placing evidence from different locations or searches in<br />
separate external containers.<br />
◆ Labeling evidence <strong>for</strong> storage <strong>and</strong> shipment, including<br />
identification of hazards.<br />
◆ Arranging <strong>for</strong> transportation of the evidence.<br />
Summary: Identification, collection, preservation, <strong>and</strong> packaging of<br />
evidence must be conducted in a manner that protects the<br />
item, minimizes contamination, <strong>and</strong> maintains the chain<br />
of custody. These steps assist in establishing the elements<br />
of a possible crime <strong>and</strong> provide the basis <strong>for</strong><br />
thorough, accurate, <strong>and</strong> objective investigation <strong>and</strong><br />
prosecution processes.<br />
31
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