noun
scene of a fire; fire site
Refers to the location where a fire is occurring or has occurred. Often used in contexts involving firefighting, disaster reporting, or the aftermath of a fire.
消防車が火事場に急行した。
The fire engine rushed to the scene of the fire.
火事場から煙が立ち上っている。
Smoke is rising from the fire site.
現場 is a general term for 'site' or 'scene' (of an incident, work, etc.), whereas 火事場 is specifically the scene of a fire.
Compound of 火事 (kaji, 'fire') and 場 (ba, 'place'). The reading かじば is a straightforward combination of the two components.