FIG. 1 is a front elevational view of a bedboard showing my new design; FIG. 2 is a cross sectional view at line 2—2 in FIG. 1; FIG. 3 is a top view thereof; FIG. 4 is another front elevational view showing a cross sectional line 5—5; FIG. 5 is a cross sectional view at line 5—5 in FIG. 4; FIG. 6 is a front left side perspective view thereof, the right side being a mirror image; FIG. 7 is a front elevational view of another bedboard showing my new design; FIG. 8 is a cross sectional view at line 8—8 in FIG. 7; FIG. 9 is a top view thereof; FIG. 10 is another front elevational view showing a cross sectional line 11—11; FIG. 11 is a cross sectional view at line 11—11 in FIG. 10; and, FIG. 12 is a front left side perspective view thereof, the right side being a mirror image. The broken lines shown throughout the views are for illustrative purposes only.