In an IDLH event, which structure is used?

In an Immediately Dangerous to Life or Health (IDLH) event, the structure that is primarily used is "Divisions." Divisions are a part of the Incident Command System (ICS) that helps in managing and organizing the personnel and resources responding to an emergency situation.

Using divisions allows for a clear delineation of responsibilities and areas of operations, particularly in scenarios that involve hazardous conditions. By establishing these divisions, the incident commander can ensure that the hazard areas are adequately covered and that fire crews are working safely and effectively. This structure is essential in IDLH situations where the risk to personnel is significantly higher, and tasks need to be managed with precision to avoid exposure to dangerous environments.

In summary, utilizing divisions during an IDLH event enhances organizational effectiveness and safety, allowing for a more focused approach to managing the incident and protecting responders.