Table 1: Experimental-analytical comparisons at ULS and SLS load levels for beams 1, 2, and 3 in terms of midspan deflection , slip ( ), and shear force in the most stressed notched connector, mid span bottom and top fibre ( ) stresses in LVL and concrete, respectively.

Beam propertiesQuantityULSSLS
Exp.Analy.Ratio of exp./analy.Exp.Analy.Ratio of exp./analy.

Beam 1 (mm)32.232.01.0121.119.71.07
Single LVL (mm)0.710.31
R300 connection (kN)1161190.9875.076.30.98
6 numbers (N/mm2)15.518.60.8311.212.40.90
ULS = 55.5 kN (N/mm2)8.5510.70.805.727.150.80
SLS = 37.0 kN

Beam 2 (mm)41.040.51.0125.926.20.99
Double LVL (mm)0.720.36
R150 connection (kN)11065.0
10 numbers (N/mm2)20.323.50.8613.315.70.85
ULS = 138 kN (N/mm2)10.913.50.817.479.020.83
SLS = 91.9 kN

Beam 3 (mm)26.325.81.0216.517.00.97
Double LVL (mm)0.560.21
P connection (kN)1161200.9785.083.01.02
8 numbers (N/mm2)12.315.40.808.2610.30.80
ULS = 92.2 kN (N/mm2)9.528.921.074.935.950.83
SLS = 61.5 kN