Construction
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What is inside this section: Construction

Construction quality is crucial to the long-term pavement performance. Construction factors such as surface preparation, placement, joint construction and compaction/consolidation have an overwhelming effect on pavement performance, which cannot be ignored or compensated for in mix or structural design.

Figure 6: Steel Wheel Rollers

Compaction

Compaction is the process by which the volume of air in an HMA mixture is reduced by using external forces to reorient the constituent aggregate particles into a more closely spaced arrangement.

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Featured Article

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To better assess the impacts of e-Construction on US transportation construction deliveries, transportation software company Pavia Systems recently commissioned an e-Construction survey of project owners, owner’s representatives and contractors who build our roads, streets, highways and bridges.   The survey results are remarkable, to say the least, as they reveal exceptional performance among e-Construction adopters in … Read more »