Source: Department of Labor, Bureau of Labor Statistics

Prices for all four building materials declined in February, according to the latest Producer Price Index. Steel prices fell for the sixth consecutive month, decreasing by 6.1 percent from January. Asphalt prices dropped one percent from the previous month. Lumber prices hit new lows, decreasing by 0.9 percent.

Concrete prices decreased by 0.1 percent from the previous month. Over the last year, steel prices have decreased 9.8 percent, and lumber prices are down 8.0 percent. Asphalt prices are up 21 percent, and concrete prices increased 4.8 percent for the same period.