An Analytical Solution for Lateral Buckling Critical Load Calculation of Leaning-Type Arch Bridge

Table 2

Comparison between the analytical solution and FEM results under fixed boundary condition.

Inclined angle	5°	7°	9°	11°	13°	15°	17°	19°	21°	24°	27°	30°
Analytical (MN/m)	6.35	6.42	6.51	6.59	6.66	6.72	6.79	6.85	6.90	6.97	7.02	7.06
FEM (MN/m)	6.42	6.45	6.48	6.51	6.53	6.55	6.59	6.62	6.71	6.74	6.87	6.90
Error (%)	1.09	0.47	0.46	1.23	1.99	2.60	3.03	3.47	2.83	3.41	2.18	2.32