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Rip Rap AASHTO Sub Base Chemical Analysis HMA Concrete Railroad


Railroad Aggregate Properties
 
Area #4A   Area #57
Test Result Test Result
Bulk Specific Gravity 2.782 Bulk Specific Gravity 2.741
Bulk Specific Gravity (SSD) 2.792 Bulk Specific Gravity (SSD) 2.759
Apparent Specific Gravity 2.81 Apparent Specific Gravity 2.791
Absorption 0.36 Absorption 0.66
L.A. Abrasion 20.0% L.A. Abrasion 19.42%
Sodium Sulfate 1.9% Loss Sodium Sulfate 0.4% Loss
Voids in Aggregate 41.70%