John RobertsJohn Roberts is the executive director of the International Grooving and Grinding Association (IGGA). From the AuthorConcrete Equipment & ProductsA Turn Toward RepairConcrete Pavement Preservation delivers on bumpy economic road.Concrete RepairFull-Depth Patches and Diamond Grinding Restore 75-Year-Old Concrete RoadConcrete spans joints that asphalt could not on US Route 52 in SCPage 1 of 1
