| 主权项 |
1. A floor structure in a vehicle body rear part in which a pair of side sills extending in a vehicle longitudinal direction are respectively arranged on sides, in a vehicle width direction, of a main floor panel and a rear floor panel which form front and rear floors of a vehicle cabin, a floor tunnel projecting upward extends in the vehicle longitudinal direction at a central part of the main floor panel in the vehicle width direction, a front end part of the rear floor panel in the vehicle longitudinal direction is connected to a rear end part of the main floor panel, and a cross member extending between the pair of side sills is arranged at a position at which the main floor panel and the rear floor panel are connected, wherein:
the front end part of the rear floor panel in the vehicle longitudinal direction includes a front wall part extending between the pair of side sills, the front wall part formed into an arc shape whose central part in the vehicle width direction projects upward in a vehicle front view, and having a lower end part joined to the rear end part of the main floor panel, and the cross member is formed into an arc shape whose central part in the vehicle width direction projects upward in the vehicle front view, and is arranged to extend along the front wall part with the central part of the cross member in the vehicle width direction placed on the floor tunnel, end parts of the cross member in the vehicle width direction are joined to the pair of side sills and the main floor panel, and the central part of the cross member in the vehicle width direction is joined to the floor tunnel. |
