Precast methods to maintain lead in growing sound wall sector

Rural and suburban residential and commercial development, especially in close proximity to highways, will sustain demand for outdoor noise barriers in the U.S., where annual growth through 2019 is forecast to rise 3.7 percent, to 9.5 million square feet. Outdoor Noise Barriers, a five-year outlook from Cleveland market researcher The Freedonia Group, finds highways accounting for the vast majority of installations, and concrete structures holding a commanding 92 percent share against plastic, metal and wood product alternatives.