Fully printable designs to build this large cement works model.  
All these designs are self supported with struts.  
Based on the main silo at Hope Cement Works.  Over rail loading depot.  The buildings have inspection walkways and stairs inside. 
730mm long by 530mm high.  190mm deep.  The silo is 150mm in diameter.
 
This set consists of the following designs:
1. Main cement silo base(middle section)
2. Cement silo tall section
3. Entrance over rail building
4. Exit over rail building.
5. Fire escape external staircase 7 storeys high.
6. Railings for top of silo.
7. Roof fans blowers (1 left, 1 right)
8. 2.4mm 90 degree bends to build the pipework.  
 
These designs are provided via a USB memory stick rather than download as they are large files.