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In: Civil Engineering

An asphalt mixture has the following composition and properties: Bulk specific gravity = 2.31 Theoretical maximum...

An asphalt mixture has the following composition and properties: Bulk specific gravity = 2.31 Theoretical maximum specific gravity = 2.50 Coarse aggregate 65%, Bulk specific gravity = 2.72 Fine aggregate 30%, Bulk specific gravity = 2.66 Asphalt 5%, Specific gravity = 1.01

Calculate the following:

a. Bulk specific gravity of aggregates (Gsb);

b. Effective specific gravity of aggregates (Gse);

c. %Air void content (%AV);

d. Voids in Mineral Aggregate (VMA);

e. Voids filled with asphalt (VFA);

f. Percent asphalt absorption (Pba);

g. Find all the volumetric properties and mass quantities as indicated on the phase diagram and recalculate parts c, d, e, and f from this diagram.

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