Placement of partitions, crosspieces, and supports
3D view of room divisions
Projection of structural components onto the horizontal plane
 
The design in the following figures observes this rule. The red arrows indicate the openings for doorways. The openings for doorways are at least 5 cm.
 
 
The material with angle between the exterior wall less than 15¡Cfrom the side view will be treated as the bracing of the structure.
All the occupied space with any materials offered by NCREE should be calculated to fit the exterior and interior clearance regulation.