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Unformatted text preview: VMA was found to be 16.9% which is greater than 13%. 2. Pavements with heavier traffic will have higher specified values of stability but lower limits on flow because too much asphalt leads to stability problems and too little asphalt leads to durability problems. Stability increases with an increase in asphalt then drops off because only so much asphalt can be added before it weakens the mixture. 3. Possible negative behaviors that may occur if air void % goes outside the specified range of 2% to 6% include cracking, over-saturation, under-saturation, and potholes....
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- Spring '11
- Construction aggregate, Asphalt, Asphalt concrete, Jonathan Brate, Construction Materials/ Concrete