Vehicle support structure with floor impact movement restriction device

A vehicle support structure (14) is provided with a floor impact restriction device (12) coupled between a structural floor member (24) of a vehicle floor (22) and a vehicle suspension member (26) supporting the vehicle floor. The floor impact restriction device basically has a suspension attachment member and a floor attachment member. The suspension attachment member has a suspension mounting portion fixedly attached to the vehicle suspension member and a first connecting portion rigidly coupled to the suspension mounting portion. The floor attachment member has a floor mounting portion fixedly attached to the structural floor member and a second connecting portion rigidly coupled to the floor mounting portion. The first and second connecting portions are interlinked together with a limited range of non-contacting movement between the first and second connecting portions.