To provide a scaffold board capable of erecting easily baseboards sequentially even by only one worker, after installing the scaffold board integrated with the baseboard onto a frame body, capable of keeping horizontality of a scaffold board face after setting the baseboard, capable of securing safe work in a construction field site, and capable of reducing a damage or the like of the baseboard even when used circulatedly and repeatedly many times.

This scaffold board 1 has hooks 2 in longitudinal-directional both end part sides, is provided with a storage part 5 provided with an opening lid 4 opened and closed having the first hinge part 3 in a width-directional inside of the scaffold board 1, in an upper face side of the scaffold board 1, and a turning part 6 in a width-directional end part side of the scaffold board 1 in the storage part 5, and is provided with the erectable baseboards 7a, 7b in a width-directional end part of the scaffold board 1, via the turning part 6, in the width-directional end part side of the scaffold board 1.