Number of specimens

Without inclined stiffening rib

With inclined stiffening rib

Design value of bearing capacity (M₀)

127.6 kN∙m

127.6 kN∙m

Yield bearing capacity of specimens (M_y)

139.6 kN∙m

193.2 kN∙m

M_y/M₀

1.046

1.463