Mezzanine stair flight (Vertical Farm and Hydroponics Tower)
A straight stair flight up to the 2.4 m walkway: twelve open mesh treads on steel stringers, a handrail both sides and a bolted foot plate, with a half landing plate at the head.
- 格式
- GLB
- 文件大小
- 41 KB
- 三角面
- 924
- 许可
- CC0 1.0