Fire Investigation Reporting & Documentation Flashcards
7 cards from real CFI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Fire Investigation Reporting & Documentation flashcards as text
When an investigator uses the term 'undetermined' as the cause of fire, it means:
Answer: A fire cause cannot be proven to the exclusion of all others with available evidence
An 'undetermined' cause classification is appropriate and scientifically valid when the available evidence does not support a specific cause to a reasonable degree of certainty.
Which of the following is an example of a 'competent ignition source' that must be documented in a fire report?
Answer: A malfunctioning electrical outlet with sufficient heat energy to ignite nearby fuel
A competent ignition source must have sufficient energy to raise a fuel to its ignition temperature; a malfunctioning outlet can generate arcing heat meeting this threshold.
In a fire investigation report, the 'origin' is defined as:
Answer: The general location or precise point where a fire began
The origin is the general location or specific point where combustion first started, which may or may not be the area of greatest damage.
What is the purpose of including a timeline in a fire investigation report?
Answer: To establish chronological sequence of events that led to and followed the fire
A timeline establishes the chronological sequence of relevant events, helping correlate witness accounts, alarm activations, and fire development to support cause and origin conclusions.
When documenting electrical evidence in a fire report, which finding would support an electrical cause hypothesis?
Answer: Beaded copper conductors found at the origin with primary melting characteristics
Beaded copper conductors with primary melting characteristics (rounded, smooth beads) indicate electrical arcing occurred before the fire, supporting an electrical ignition hypothesis.
An investigator preparing a report for criminal prosecution should ensure the report:
Answer: Is written in clear language that a layperson juror can understand
Reports intended for criminal prosecution must be written in clear, accessible language so jurors without technical backgrounds can understand and evaluate the investigator's conclusions.
What information should be included in the 'scene description' section of a fire investigation report?
Answer: The building's construction type, occupancy, utilities, and overall fire damage description
The scene description section documents objective physical characteristics including construction type, occupancy classification, utility systems, and the extent and nature of fire damage observed.