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International Journal of Concrete Structures and Materials

Table 1 Specimen properties and peak loads.

From: Advances on the Behavior Characterization of FRP-Anchored Carbon Fiber-Reinforced Polymer (CFRP) Sheets Used to Strengthen Concrete Elements

Specimena

FRP width, w FRP (mm)

Bonded length, L b (mm)

No. of FRP anchors

Anchor placement

Anchor diameter, d a (mm)

Splay diam., d s (mm)

Max. load, P test (kN)

P test /P * ult

Tests by Niemitz et al. (2010)

 A-13-0-0

127

762

None

–

–

–

  

 A-25-0-0

254

762

None

–

–

–

50.9

0.33

 BI-13-0.6-5

127

762

2

Longitudinal

6

51

45.4

0.58

 BI-13-1.3-5

127

762

2

Longitudinal

13

51

53.0

0.68

 BIp-13-1.3-5

127

318

2

Longitudinal

13

51

41.3

0.53

 BI-13-1.3-10

127

762

2

Longitudinal

13

102

49.0

0.63

 BI-13-1.9-10

127

762

2

Longitudinal

19

102

58.2

0.74

 BII-13-1.3-5

127

762

2

Transverse

13

51

55.3

0.71

 BIIs-13-1.3-5

127

381

2

Transverse

13

51

60.6

0.77

 BII-25-1.9-10

254

762

2

Transverse

19

102

96.6

0.62

 BIIs-25-1.9-10

254

381

2

Transverse

19

102

87.6

0.56

 BII-25-1.3-5

254

762

4

Transverse

13

51

129.1

0.83

 CII-25-1.3-5

254

0

4

Transverse

13

51

57.0

0.36

 CII-25-1.9-10

254

0

2

Transverse

19

102

49.4

0.32

 CIIt-25-1.3-5

254

0

4

Transverse

13

51

48.5

0.31

 CIIt-25-1.9-10

254

0

2

Transverse

19

102

49.0

0.31

 CIIt-25-1.9-13a

254

0

2

Transverse

19

127

34.7

0.22

 CIIt-25-1.9-13b

254

0

2

Transverse

19

127

64.5

0.41

Tests by McGuirk and Breña (2012)

 S1-0a-24

127

610

None

–

–

–

43.4

0.40

 F1-0a-24

127

610

None

–

–

–

49.8

0.44

 S1-2a-24

127

610

2

Transverse

13

64

77.9

0.71

 F1-2a-24

127

610

2

Transverse

13

64

80.6

0.71

 S1-4a-1-24

127

610

4

Two by two

13

64

93.7

0.86

 F1-4a-1-24

127

610

4

Two by two

13

64

106.7

0.94

 S1-4a-2-24

127

610

4

Two by two

13

64

62.9

0.57

 F1-4a-2-24

127

610

4

Two by two

13

64

111.7

0.98

 S1-4a-1-12.5

127

305

4

Two by two

13

64

91.7

0.84

 F2-0a-24

127

610

None

–

–

–

69.9

0.31

 F2-2a-24

127

610

2

Transverse

13

64

150.5

0.66

 S2-2a-24

127

610

2

Transverse

13

64

117.0

0.53

 F2-4a-1-24

127

610

4

Two by two

13

64

182.5

0.80

 S2-4a-1-24

127

610

4

Two by two

13

64

156.6

0.71

 F2-2a-24U

127

–

2

Transverse

13

64

61.9

0.55

 F2-4a-1-24U

127

–

4

Two by two

13

64

62.3

0.55

  1. aFor explanation on notation schemes, see Sect. 3.1.
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