Table 1 Slab parameters.

SlabYoung’s
modulus
E (MPa)
Thickness
h (mm)
Effective
surface area
(% of original
surface area)
Marker
Dark red(dkR)3.04.2030Embedded Image
Red(R)3.01.4030Embedded Image
Light red(ltR)3.00.6050Embedded Image
Dark blue(dkB)0.80.58100Embedded Image
Blue(B)0.80.50100Embedded Image
Light blue(ltB)0.80.30100Embedded Image
Dark green(dkG)0.10.4030Embedded Image
Green(G)0.10.2050Embedded Image
Light green(ltG)0.10.13100Embedded Image