As a rough estimate, 1 ton of 3/4 inch gravel can cover around 100 to 120 square feet at a 2-inch depth. How much does a yard of 3/4 inch crushed stone weigh? The weight of a yard of 3/4 inch crushed stone can vary depending on the density of the stone, but it is generally around 2,700 to 3,000 pounds (1,225 to 1,360 kg).