Straight and curved steel box girder bridges - Computational Analysis and Design of Bridge Structures - page 257

Table 8.5 Comparison of a curved box girder in beam model (twin bearings at support 2 only)
Support reactions in kip (kN) Moment due to DL in lb-in (kN-m) Bending stress in kip/in 2 (MPa)

Location DESCUS ANSYS Location DESCUS ANSYS Location DESCUS ANSYS

At support 1 202.2

(899)

206.09
(917)

M at 4 6.5E + 07

(7344)

6.8E + 07
(7683)

Top DL stress
at 4

−12.66
(−87.29)

−12.43
(−85.7)

At support 2 680.8

(3028)

740.15
(3292)

Bottom DL
stress at 4

8.49
(58.54)

9.011
(62.13)

At support 3 211.9

(943)

203.6
(906)

M at 10 −1.5E + 08

(−16948)

−1.67E + 08
(−18869)

Top DL stress
at 10

29.84
(205.74)

30.643
(211.28)

Bottom DL
stress at 10

−20
(−137.9)

−22.21
(−153.13)