"Grinding" pavement (black top)
Nov 12, 2012· Like I said, the stuff I used came right out of the stockpile from a road job. The biggest outfit in the area will no longer sell you millings because the State of Mass. now allows asphalt producers to use up to 30% millings in new asphalt. Sooothese guys now will sell you a blend of 33% milling, 33% asphalt shingles and 33% concrete/brick.