Metal Base Width 9 1/2 in Length 36 in Height 16 in Material Steel For Use With Quietsite(TM) Noise Barrier Panel Resistant To UV Protected Water Characteristics (1) Base will Hold (2) Frames (2) Bases Needed if Only (1) Frame Indoor and Outdoor Usage Quick and Easy Assembly by One Person Standards NFPA 701 Method 1 Includes (1) Metal Base