Abstract: The present disclosure is directed to a blast-resistant armored land vehicle configured to operate on a surface. The vehicle may include a body comprised of sheet materials, the body having a centerline and a bottom portion. The vehicle may further include a grid portion suspended below the bottom portion, the grid portion including one or more slats on each side of the centerline, wherein the one or more slats are oriented at an angle less than 90 degrees relative to the surface. Alternatively, the grid portion may include one or more vanes, each of the one of more vanes defining a V, with the apex of the V being rounded and directed towards the bottom portion.