Snapshot: DiamondGrinding in Phoenix
WEBJun 25, 2019 · Larry Scofield, ACPA/IGGA, notes the Phoenix freeway system was overlaid with a 1 in.thick asphaltrubber friction course (ARFC) years ago. The ARFC surface is now raveling and creating damage to vehicle windshields and paint, so the Arizona DOT is considering other options. As a result, a conventional diamond ground section and a .