Measurement No.

Bridge crossing No.

Before guardrail removal

After guardrail removal

First Measurement Sept. 11, 2012

Second Measurement Jan. 10, 2013

Third Measurement Feb. 12, 2013

Fourth Measurement March 5, 2013

Span 2

Span 3

Span 2

Span 3

Span 2

Span 3

Span 2

Span 3

1

−3.347

−2.668

−2.727

−2.477

−2.130

−2.264

−1.510

−2.418

2

−2.723

−2.083

−1.854

−3.262

−2.081

−2.468

−2.194

−2.951

3

−1.702

−3.326

−2.999

−2.003

−2.158

−1.886

−3.042

−3.719

4

−2.341

−2.237

−3.068

−2.699

−2.652

−4.045

−1.867

−3.100

5

−1.976

−1.104

−2.524

−2.866

−3.289

−3.241

−1.922

−2.482

6

−1.704

−1.780

−4.348

−2.412

−1.675

−2.650

−1.660

−2.669

7

−2.885

−3.595

−0.854

−2.739

−3.421

−2.923

−2.060

−2.544

8

−2.636

−2.449

−2.179

−2.781

−3.197

−3.454

−2.591

−1.790

9

−1.359

−2.607

−1.510

−2.019

−2.769

−4.074

−2.562

−1.941

10

−1.794

−1.507

−2.119

−2.323

−2.725

−2.936

−2.466

−2.057

11

−1.618

−3.852

−1.235

−2.014

−1.961

−2.372

−2.315

−3.023

12

−2.647

−3.419

−3.159

−3.124

−2.554

−3.317

−1.639

−.872

13

−2.819

−3.075

−2.720

−2.710

−2.522

−2.477

−1.604

−3.404

14

−1.568

−3.043

−1.409

−3.183

−2.334

−3.094

−2.398

−3.583

15

−3.421

−3.321

−1.636

−2.593

−3.606

−3.337

−3.815

−4.857

Average

−2.303

−2.671

−2.289

−2.614

−2.605

−2.969

−2.243

−2.894