What are the essential elements of the USFA guidelines?
These guidelines recommend that responders: (1) Anticipate the presence of a secondary device at any suspicious incident. (2) Search for a secondary device before moving into the incident area. (3) Avoid touching or moving anything that may conceal an explosive device. (4) Effectively manage the scene with boundaries, exclusion zones, triage areas, etc. (5) Evacuate victims and non-essential personnel as quickly as possible. (6) Preserve the scene as much as possible for evidence collection and crime investigation.