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Table 5 Strain values measured at various load levels for half-scale girders.

From: Behavior of Laterally Damaged Prestressed Concrete Bridge Girders Repaired with CFRP Laminates Under Static and Fatigue Loading

Girder designation

Maximum strain values recorded at various loads

At 5 kip (22.25 kN)

At 15 kip (66.75 kN)

At 25 kip (111.3 kN)

At 40 kip (178 kN)

At 60 kip (267 kN)

At 70 kip (311.5 kN)

PS-1

52.58

158.51

280.33

291.40a

Broke

Broke

PS-2

61.32

200.39

1837.30

Broke

Broke

Broke

PS-3

51.03

167.19

314.76

1,295.52

2,984.16

4,075.28

PS-4

55.16

172.14

341.49

1,332.85

3,197.49

4,146.04

PS-5

53.03

146.52

316.97

1,270.22

5,213.27

8,939.73

PS-6

51.57

160.54

292.03

1,048.55

2,646.34

3,393.13

PS-7

49.05

150.30

266.07

835.90

2,415.59

3,203.85

PS-8

52.59

161.94

281.84

942.62

2,647.17

3,616.50

PS-9

58.40

180.76

368.50

1,357.88

3,433.54

5.409.16

  1. aStrain gauges have been determined unreliable; italic values represents lowest value recorded at that load level.