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Report
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Publication Number: FHWA-HRT-06-117
Date: December 2006

Appendix A

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Table 19. Coarse aggregate gradations mixes 115–118.
Sieve size Limestone (% passing) ASTM C33
1 inch 100.0 95–100
¾ inch 92.7  
½ inch 44.1 25–60
⅜ inch 18.1  
No. 4 3.0 0–10
No. 8 1.1  
Table 20. Coarse aggregate gradations mixes 223–302.
Sieve size Limestone (% passing) ASTM C33
1-inch 100.0 95–100
¾-inch 92.7  
½-inch 44.1 25–60
⅜-inch 18.1  
No. 4 3.0 0–10
Table 21. Coarse aggregate gradations mixes 346–350.
Sieve size Limestone (% passing) ASTM C33
1-inch 92.4 95–100
¾-inch 34.9  
½-inch 9.5 25–60
⅜-inch 1.5  
No. 4 0.3 0–10
Table 22. Fine aggregate gradation mixes 115–118.
Sieve size Percent passing ASTM C33
#4 98.1 95–100
#8 80.4 80–100
#16 63.4 50–85
#30 33.1 25–60
#50 10.2 5–30
#100 3.4 0–10
#200 0.7  
Table 23. Fine aggregate gradation mixes 223–302.
Sieve size Percent passing ASTM C33
#4 98.1 95–100
#8 80.4 80–100
#16 63.4 50–85
#30 33.1 25–60
#50 10.2 5–30
#100 3.4 0–10
#200 0.7  
Table 24. Fine aggregate gradation mixes 346–350.
Sieve size Percent passing ASTM C33
#4 97.8 95–100
#8 86.7 80–100
#16 72.9 50–85
#30 46.3 25–60
#50 16.7 5–30
#100 4.2 0–10
#200 1.4  
Table 25. Other aggregate properties mixes 115–118.
Property Sand Limestone
Bulk SG (dry) 2.48 2.71
Bulk SG (SSD) 2.54 2.72
Apparent SG 2.65 2.73
Absorption (%) 1.4 0.4
Table 26. Other aggregate properties mixes 223–302.
Property Sand Limestone
Bulk SG (dry) 2.57 2.72
Bulk SG (SSD) 2.62 2.73
Apparent SG 2.66 2.74
Absorption (%) 1.1 0.4
Table 27. Other aggregate properties mixes 346–350.
Property Sand Limestone
Bulk SG (dry) 2.58 2.72
Bulk SG (SSD) 2.61 2.73
Apparent SG 2.67 2.74
Absorption (%) 1.36 0.28
Table 28. Cement composition (values in percent unless otherwise indicated) mixes 115–118.
SiO2 20.5
Al2O3 4.9
Fe2O3 3.3
CaO 62.2
MgO 3.5
SO3 3.0
Na2O eq. 0.6
Loss on ignition (LOI) 1.5
Insoluble residue 0.25
Table 29. Additional cement properties mixes 115–118.
Potential compounds C3S (%) 51
C3A (%) 7
Fineness, Blaine (m2/kg) 375
Soundness, autoclave expansion (%) 0.120
Time of setting, Vicat (minutes)  
Initial 160
Final 265
Air content (%) 7.3
Compressive strength (MPa)  
3 days 27.0
7 days 36.3
28 days 48.6
Table 30. Cement composition (values in percent unless otherwise indicated) mixes 223–302.
SiO2 20.5
Al2O3 4.9
Fe2O3 3.3
CaO 62.2
MgO 3.5
SO3 3.0
Na2O  eq. 0.60
LOI 1.5
Insoluble residue 0.25
Table 31. Additional cement properties mixes 223–302.
Potential compounds C3S (%) 51
C3A (%) 7
Fineness, Blaine (m2/kg) 375
Soundness, autoclave expansion (%) 0.10
Time of setting, Vicat (minutes)  
Initial 150
Final 270
Air content (%) 6.8
Compressive strength (MPa)  
3 days 23.3
7 days 31.0
28 days 43.5
Table 32. Cement composition (values in percent unless otherwise indicated) mixes 346–350.
SiO2 20.9
Al2O3 4.4
Fe2O3 3.0
CaO 62.8
MgO 3.5
SO3 3.0
Na2O eq. 0.58
LOI 1.1
Insoluble residue 0.23
Table 33. Additional cement properties mixes 346–350.
Potential compounds C3S (%) 54
C3A (%) 7
Fineness, Blaine (m2/kg) 366
Soundness, autoclave expansion (%) 0.12
Time of setting, Vicat (minutes)  
Initial 160
Final 265
Air content (%) 7.3
Compressive strength (MPa)  
3 days 27.0
7 days 36.3
28 days 48.6

 

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