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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 2: HMA Placement

Placement

Mix laydown involves everything used to place the delivered HMA on the desired surface at the desired thickness. The asphalt paver is the principal machine involved in mix laydown and is assisted by the material transfer vehicle (MTV) in some instances.

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Featured Article

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When a road is built, we naturally want it to be durable. Roads can be built using different materials, but the quality of the end product depends on how it is constructed, not just the inherent properties of the materials themselves. So what does durability mean, and how can we achieve it? In general, durability … Read more »