Below is a quick summary of the approach, style and technicalities:

Model: low poly
UVW: Unwrapped / Mixed
Textures; JPG
Native: Blender 2.79
Shader: Principled
Engine: Cycles

Components in the file:

1. Scaffold center piece

2. Scaffold Side elements

3. Scaffold Steel platform board (clip in)

4. Scaffold Wooden board with hook

5. Scaffold cross brace

6. Scaffold vertical / upright

7. Scaffold foot

8. Construction lamp

9. Aluminium ladder

10. Plywood construction site type wooden partition wall and corner

Geometry considerations:

Object origins are placed in such a way that it is easy to distribute objects and then snap then together

Please let me know if there area any issues, check out the youtube preview and pop me a question if you want. If you enjoy the model and you think it is well mad please rate it, thank you!