Materials
Materials_250
What is inside this section: Materials

Pavements are a conglomeration of materials. These materials, their associated properties, and their interactions determine the properties of the resultant pavement. Thus, a good understanding of these materials, how they are characterized and how they perform, is fundamental to understanding pavement.

Figure 1. Aggregate mine.

Aggregate

“Aggregate” is a collective term for the mineral materials such as sand, gravel and crushed stone that are used with a binding medium (such as water, bitumen, portland cement, lime, etc.) to form compound materials (such as asphalt concrete and portland cement concrete).

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Constructing infrastructure is a costly and time consuming affair. Owners and builders go through great efforts testing, inspecting, and documenting many important activities to ensure these cost and time expenditures do not overrun. Traditionally, these tests, inspections, and other documents have been recorded on paper and retained in paper form for years, until they could … Read more »