Aug 29, 2017· Hi, allI'm getting ready to install some asphalt grindings on my dirt driveway and am wondering about the best technique. The grindings aren't screened and there are occasional chunks big enough to cave in someone's skull, and pieces of paving fabric here and there that I can remove easily enough, but when you grab a bucketful of material, most of it looks like asphalt coming off the back of ...