Skip to main content

Table 3 Comparison between frequencies from different studies of Quincy bridge

From: Seismic performance of cable-stayed bridges with different geometric conditions

Mode Shape

Wilson 1991 [36, 37]

Hariri [15]

Niyitegeka Simon [26]

Current study

SAP 2000

Midas 2019

Freq. (cyc/sec)

Freq. (cyc/sec)

Freq. (cyc/sec)

Freq. (cyc/sec)

Fin. elem

TEST

1

0.371

0.375

0.374

0.368

0.377

2

0.500

0.500

0.498

N/A

0.481

3

0.577

0.560

0.587

0.571

0.570

4

N/A

0.630

0.654

Only compared for those two modes only

N/A

5

0.633

0.740

0.760

0.760

6

N/A

0.740

N/A

N/A

7

0.770

0.800

0.833

0.754

8

N/A

0.809

N/A

N/A

9

0.864

0.890

0.973

0.850

10

0.733

0.890

0.966

0.868

11

1.023

1.055

1.122

1.000

12

0.949

1.110

1.041

1.081

13

1.023

1.180

1.158

1.212

14

1.297

1.375

1.327

1.239

15

1.150

1.400

1.305

1.252

16

1.345

1.430

1.403

1.313

17

N/A

1.440

1.333

1.329

18

1.383

1.460

1.452

1.337