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How Thick Should Asphalt Roads Be? [Solved]
In general, Murphy recommends 4 inches of compacted hot mix asphalt on a full-depth driveway (hot mix asphalt placed directly on subgrade). When using a combination aggregate subbase and hot mix mat, Murphy recommends 3 inches of asphalt placed over 4 inches of aggregate subbase.
Concrete Road VS Asphalt Road
Concrete
Thickness of asphalt driveway | How thick should a driveway be?- Willies Paving
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Why asphalt roads are constructed in layers
Asphalt roads