339 arc mapping - Study guides, Class notes & Summaries

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NFPA 921 Highlights || with Complete Solutions.

NFPA 921 Highlights || with Complete Solutions.
Exam (elaborations) • 8 pages • 2024
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3.3.9 Arc Mapping correct answers The systematic evaluation of the electrical circuit configuration, spatial relationship of the circuit components, and identification of electrical arc sites to assist in the identification of the area of origin and analysis of the fire's spread. 3.3.12 Area of Origin correct answers A structure, part of a structure, or general geographic location within a fire scene, in which the "point of origin" of a fire or explosion is reasonably believed to be ...