PURPOSE: To make it possible to finish beautifully appearance of the ends of a subbase. ;CONSTITUTION: A sill extended lengthwise of a subbase is fixed on the upper surface of side edges 14 widthwise of a floor slab 12 for constituting the subbase, and in the end construction of the subbase fixing a wall balustrade extended lengthwise of the subbase on the upper surface side of the sill, end members 13 are fixed to the side edges 14 widthwise of the floor slab 12. The end members 13 are monolithically formed of a first wall section 17 for constituting the sill, a second wall section 18 for constituting the wall balustrade and a third wall section 20 for covering the side end face 19 of the floor slab 12.;COPYRIGHT: (C)1996,JPO
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