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Table 6 Comparison with available data from literature.

From: Strength and Durability Evaluation of Recycled Aggregate Concrete

Reference

% of target compressive strength (MPa)

Flexural strength (MPa)

Split tensile (MPa)

Elasticity (GPa)

w/c ratio

Aggregate source

Mix 1,2,5

Current studyb

93.8 (50)

6.99

3.48

27

0.40

Recycling facility

De Brito and Saikia (2013)b

88 (N/A)

5.0

3.3

26.7

0.50

C and D Waste

Vivian A. Ulloa et al. (2013)a

 

C and D Waste

–(31.4)

X

0.51

6.1 % Abs- Demolition of old concrete structure

–(26)

0.61

–(36.7)

X

0.51

5.8 % Abs

–(29.5)

0.62

–(42.9)

X

0.45

3.9 % Abs

–(37.7)

0.54

–(38.7)

X

0.4

4.5 % Abs

–(31.4)

0.5

–(37)

X

0.43

4.7 % Abs

–(31.2)

0.56

Abdelfatah et al. (2011)b

85.7 (42)

X

X

X

0.40

Old concrete with known strength

Malešev et al. (2010)a

91.3 (50)

5.2

2.78

29.1

0.513

Crushed laboratory test cubes

Tabsh and Abdelfatah (2009)b

92 (50)

X

4

X

0.40

Old concrete with known strength

Corinaldesi and Moriconi (2009)b

89 (28)

X

1.45

27

0.4

Rubble Recycling Plant

Yang et al. (2008) a—G1

90 (36.0)

3.84

3.49

29.22

0.42

Old concrete with unknown strength

G1—SG 2.53—1.9 % Abs

G3—SG 2.4—6.2 % Abs

Yang et al. (2008)a—G3

73.75 (29.5)

3.20

2.56

23.72

0.42

Rahal (2007)a

93 (50)

X

X

29.5

0.6

Field demolished concrete

Etxeberria et al. (2007)b

93.3 (30)

X

2.72

27.76

0.52

Selected and processed for the study

Etxeberria et al. (2007)a

93.3 (28)

X

2.72

27.76

0.50

C and D Waste

78.3 (47)

 

0.50

C and D Waste

85(51)

0.43

93.3(56)

0.40

93.3(56)

0.40

66.7(40)

0.52

Limbachiya et al. (2004)a

94 (35)

4.5

X

25

0.6

C and D Waste

Katz (2003)b

77.46 (26.8)

5.4

3.1

11.3

0.60

Old concrete with known strength

  1. aCoarse aggregate replacement.
  2. bFull replacement.
  3. – Target strength is not available.
  4. SG Specific gravity, Abs Absorption capacity.