DUMP BODY AND DUMP TRUCK

A dump body includes: a side plate; an exterior plate which is arranged on an outer surface side of the side plate; a suspension member which is fixed to the side plate and has a through-hole connecting a space on an inner surface side of the side plate and a space on an outer surface side of the exterior plate; a flow path which is defined in at least a part between the side plate and the exterior plate and through which an exhaust gas of an engine flows; and a heat insulation member which is arranged between the side plate and the exterior plate, the heat insulation member being configured to suppress contact between the exhaust gas and the suspension member.