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Table 10 Comparison of proposed equation with other researchers’ experimental results.

From: Horizontal Shear Behaviors of Normal Weight and Lightweight Concrete Composite T-Beams

Interface condition

Concrete type

Author

Mean

Standard deviation

Coefficient of variation

Rough interface

NWB

Saemann and Washa (1964)

0.99

1.00

0.94

0.15

0.19

0.19

0.15

0.19

0.20

Loov and Patnaik (1994)

0.93

0.17

0.18

Kahn and Slapkus (2004)

1.17

0.27

0.23

LCP

Mattock et al. (1976)

1.10

0.98

0.13

0.13

0.12

0.14

Shaw and Sneed (2014)

0.97

0.10

0.10

Sneed et al. (2016)

0.90

0.09

0.10

NWP

Mattock et al. (1976)

1.17

1.00

0.16

0.18

0.14

0.18

Mattock (1976)

0.89

0.08

0.09

Mansur et al. (2008)

0.95

0.16

0.17

Shaw and Sneed (2014)

0.98

0.10

0.10

HSP

Kahn and Mitchell (2002)

0.91

0.79

0.14

0.16

0.15

0.20

Mansur et al. (2008)

0.72

0.12

0.17

Smooth interface

NWB

Loov and Patnaik (1994)

1.31

1.25

1.11

0.00

0.34

0.30

0.00

0.27

0.27

Patnaik (2001)

1.25

0.35

0.28

LCP

Mattock et al. (1976)

1.20

1.00

0.21

0.24

0.18

0.23

Hoff (1992)

1.03

0.10

0.10

Shaw and Sneed (2014)

1.20

0.17

0.14

Sneed et al. (2016)

0.78

0.16

0.20

NWP

Mattock et al. (1976)

1.51

1.32

0.10

0.24

0.06

0.18

Kahn and Mitchell (2002)

1.11

0.21

0.19

Shaw and Sneed (2014)

1.37

0.13

0.10

HSP

Kahn and Mitchell (2002)

0.72

0.70

0.13

0.13

0.18

0.19

  1. Note: NWB = normal weight concrete composite beam test specimens; NWP = normal weight concrete push-off test specimens; LCP = lightweight concrete push-off test specimens; HSP = high-strength concrete push-off test specimens.