| 摘要 |
PURPOSE:To efficiently construct a multi-stage baseboard continuously provided to a plurality of stages in advance without causing separation or damage of the baseboard at joint sections, etc., in a straight staircase with nosings having fixed size in a unit type housing, etc. CONSTITUTION:In construction of baseboards to a straight staircase 1 having nosings 3, a multi-stage baseboard 4 continuously provided to a plurality of stages having notches 8 applicable to the nosings 3 and applicable to the straight staircase 1 is used and, at the same time, a guide board 10 having stepped notch stages 11 applicable to the multi-stage baseboard 4 is used. The guide board 10 is pushed in a state to place the multi-stage baseboard 4 in the notch stages 11 of the guide board 10 to push the multi-stage base-board 4 in the straight staircase 1. After that, the guide board 10 is pushed to the side to push aside the multi-stage baseboard 4 to the side end of the straight staircase 1. |
