What type of report follows an explosion outside of normal use?

The correct choice is an Explosive Event Report. This type of report is specifically designed to document and analyze the details surrounding an explosion, particularly when it occurs outside of normal operational circumstances. It typically includes vital information such as the circumstances leading up to the explosion, the effects of the explosion, and any contributing factors that may have caused the incident. Furthermore, this report serves as a tool for identifying potential safety improvements, procedural changes, or additional training that may be required to prevent future occurrences.

In the context of explosion incidents, the other types of reports do not focus specifically on explosions. An Infrastructure Report would primarily assess the physical structures involved rather than the explosive event itself, while an Event Analysis Report may cover a broader range of incidents without the specific focus on explosives. A Safety Assessment Report typically evaluates overall safety protocols and conditions but does not singularly address the nuances of an explosion incident like the Explosive Event Report does.