踏步、栏板及扶手详图在图3中,楼梯踏步踏面宽为300、踢面高为150,详图索引号表示了踏步的截面形状、大小、材料及面层做法,在踏面上用金刚砂做一防滑条见图3①。为了安全起见,在楼梯段或平台临空一侧要有栏板(栏杆),上设扶手(图3②)。图中②、③,即为栏板、扶手详图,砖砌栏板,现浇钢筋混凝土扶手,外 Stepping, slats and armrest details are shown in Fig. 3. The stair tread width is 300 and the slap height is 150. The detailed index number indicates the cross-sectional shape, size, material and finish of the tread, and is used on the tread. Emery made a non-slip strip shown in Figure 31. To be on the safe side, there should be fences (rails) on the free side of the stair section or platform, with handrails (Figure 32). In the drawings, 2, 3, that is, fences, handrail details, brick fences, cast-in-place reinforced concrete handrails,