Mezzanine access stair, 3 m rise (Machine Shop and Factory Hall)
Straight steel stair climbing 3 m over a 3.6 m run: charcoal treads between two stringers, yellow handrails on both sides and a top landing plate. The bottom step is toward +Z.
- 格式
- GLB
- 文件大小
- 21 KB
- 三角面
- 432
- 许可
- CC0 1.0