Q:

# How much does a cubic yard of asphalt weigh?

A:

One square yard of asphalt that is 1 inch thick weighs 110 pounds, so 36 inches thick is 3,960 pounds per cubic yard, which is nearly 2 tons. A total of 1,548 tons of asphalt makes a 1-mile stretch of road 24 feet long at a thickness of 2 inches.

Know More

One ton of asphalt, at 2 inches thick, makes 8.78 square yards of roadway. At 1 inch thick, the same asphalt makes more than 17 square yards.

The first true asphalt road in the United States was laid in front of city hall in Newark, N.J., in 1870 by Belgian chemist Edmund J. DeSmedt. His design was based upon similar pavement placed on a French highway in 1872. DeSmedt also paved Pennsylvania Ave. in Washington, D.C.

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A yard of river rock weighs 2,700 pounds and is equivalent to 1.35 tons, according to Cedar River Garden Center. A typical skid loader delivers a yard of river rock in two scoops.

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The average cinder block, which measures 8 inches wide by 8 inches tall by 16 inches long, weighs approximately 36 to 40 pounds. Factors such as block shape — which can include solid, semisolid, stretcher and open cell — and block material determine the actual weight.

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A cubic yard of gravel covers 324 square feet at 1 inch deep, 162 square feet at 2 inches deep, 108 square feet at 3 inches deep or 81 square feet at 4 inches deep. Each cubic yard is 36 inches long, 36 inches wide and 36 inches tall.