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Material volume input of concrete
0,1 m³/m² * |
0,3 m³/m²

Weight including the ‘ecological backpack’
460 kg/m² |
1.275 kg/m²

Building weathertight
Instantly |
After envelope completion

Health enhancing indoor space quality
yes |
no

Material volume input of wood
0,1 m³ / m²

CO2 emission
0,15 to / m² |
0,75 to / m²

Assurance of cost
high |
low

Replacement of structural building parts
easy |
difficult

Weight of the load-bearing structure
300 kg / m² |
750 kg / m²

Speed of operation (per 5 workers + crane)
400 m² / day |
50 m² / day

Assurance of quality
high |
low

System cost (system structure only)
250 € / m² ** |
5-10% cheaper




Cree’s proven wood-concrete hybrid system has a number of advantages compared to the conventional approach of using concrete. The chart illustrates how the Cree system is superior in many key aspects of the construction process. 

*) Here, ‘m2’ always refers to usable space (covered by the system structure).
**) Construction cost at Austrian level (per 11.07.2016), excluding overheads/surcharges/taxes.