With a mastic sealant patch, the area should be clear of ... Also, HMA typically does not bond as well as hot mastic to existing pavement. Often HMA repairs do not last a full year whereas mastic ...

Crews will have to use permanent patches of hot-mix asphalt or Portland cement ... places with significant cracking or deteriorated pavement. Iowans can report potholes found on the interstates ...

"Patches surviving as long as the surrounding pavement reduce the cost of the overall ... a day utilizing between 2 and 3 tons of new hot mix. The company also offers a 4 foot x 3 foot unit ...