Table 9. Cross-sectional properties of inverted truss beam and glued laminated timber (GLT)
Sample
Section size (mm)
I
(mm
4
)
S
(mm
3
)
Ratio (%)
GLT (control)
140 × 150
39,375,000
525,000
100
Inverted truss beam
140 × 75
4,921,875
131,250
12.5% (I) / 25% (S)