Aggregates – Chapter 4 – Soil Mechanics

February 13, 2013 in Soil Mechanics




Chapter 4

Aggregates are granular mineral particles used either in combination with various types of cementing material to form concretes or alone as road bases, backfill, etc. Some typical uses of aggregates are portland cement concrete, asphalt concrete, asphalt surfaces, road bases and subbases, railroad ballast, trench backfill, fill under floor slabs, concrete blocks, water filtration beds, drainage structures, riprap, and gabion material.  The following topics will be cover; Aggregate Sources, Aggregates Terms and Types, Aggregate Strength, Properties of Aggregates, Specifications, Sampling and Testing, Blending Aggregates, and Test Procedures.

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