步骤（1）包括并置的至少两个中，形成阶梯元件楼梯（2，3），在两个横向间隔的纵向构件（4至7）隔开布置在每种情况下在水平胎面的胎面元件（8,9共同可调之间规则间隔 ），其中（第一步骤元件2），并设计为平台过渡元素以下步骤元件（3）之间（10）布置，其特征在于所述第一步骤元件（2）在每个端部（在下面的步骤元件的下端的一个 两个交叉连接的，平行的纵向梁（11连接梁3）邻接的，12）13形成被支持，并且对齐后在（根据连接以下步骤元件3）支撑件（13）和在随后的线端部的方向上的前的螺纹端的方向 楼梯元件（3）由连接的结构（23）复合材料 ñ。

Steps (1) consisting strung together from at least two, a flight of stairs forming stair elements (2, 3), with at regular intervals between two laterally spaced longitudinal members (4 to 7) are arranged, in each case together adjustable in a horizontal tread tread elements (8, 9 ), wherein a first step element (2) and the following step element (3) designed as a platform transition element (10) is arranged, characterized in that the first step element (2) at each end to one of the lower end of the next stair element ( 3) adjoining of two cross-connected, parallel longitudinal beams (11, 12) formed by connecting beam (13) is supported and that the rear in direction of thread end of the according to the following step element (3) aligned connection carrier (13) and the front in direction of thread end of the subsequent stair element (3) are connected by a semi-structure (23).