PURPOSE:To form a unit type rectangular elevating path wall member surrounding and including a boarding door by arranging the boarding door at a boarding entrance opening which is an entrance space section composed of three split panels, that is, a door stop panel, a door pocket panel and an upper panel. CONSTITUTION:The lower end of an upper panel 7 serves as the upper end surface 17 of an entrance opening, and the upper end surface thereof serves as the lower surface 18 of a building floor just above the instant floor. Further, the left and right ends of the upper panel7 serve as inner surfaces 19, 20 of an elevating path wall member which are parallel with the entrance direction. Further, the lower end of a door stop panel serves as the upper surface 21 of the building floor while the upper end thereof serves as the upper end surface 17 of the entrance opening, and the left and right ends thereof are arranged near to the inner surface 19 of a building wall and one side end 22 of a door stop for a boarding door 4, respectively. Further, the upper end lower ends of a door pocket panel 6 are the same as those of the door stop panel 5, and the left and right ends thereof are arranged near to a door pocket side end 23 and on the inner surface 20 of the building wall, respectively. With this arrangement, the elevating path wall member surrounding and including the boarding door 4 is formed in a rectangular shape so as to have a unit type arrangement.
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