Parameter

Upper Bound Analysis

Lower Bound Analysis

Maximum Displacement DM (mm)1

269

396

Total Maximum Displacement DTM (mm)2

N.A.

457.2

Base Shear/Weight

0.350

0.240

Abutment Bearing Seismic Axial Force (kN)3

813.14

784.22

Pier Bearing Seismic Axial Force (kN)3

2820.17

2786.81

Abutment Bearing Seismic Axial Force (kN)4

524.00

307.37

Pier Bearing Seismic Axial Force (kN)4

1124.96

1028.43

Effective Stiffness of Each Abutment Bearing Keff (kN/m)

3730

1620

Effective Stiffness of Each Pier Bearing Keff (kN/m)

3730

1810

Effective Damping

0.352

0.242

Damping Parameter B

1.800

1.660

Effective Period TM (sec) (Substructure Flexibility Neglected)

1.76

2.58

Effective Period TM (sec) (Substructure Flexibility Considered)

1.87

2.67