Load-Bearing-Capacity: Laminated Timber Compared to Concrete Only 10 to 20% of self-weight at same load-bearing capacity Weight ratio concrete : timber = 5 : 1 Unlike concrete, the freight charges of timber are 10 to 20% lower Wood as Material Wood is NatureOrigin of the TimberLoad-Bearing-CapacityPlus-Energy-ProductMaterial PropertiesFire SafetyWood Preservation