Table 16: First crack load and ultimate load for group (A).

Designation	Aspect Ratio (H/L)	First Crack Load (Pcr), kN	Ultimate Load (Pu), kN	Deflection at Cracking Load (∆cr), mm
WG1	1.875	35	225	13.25
WG2	1.5	40	260	9.75
WG3	0.75	65	605	6.65