https://materialsmith.com/blog/ Worked examples of material quantity estimates for US job sites. en-us Wed, 28 Oct 2026 12:00:00 GMT https://materialsmith.com/blog/how-much-gravel-for-a-driveway-three-layer-example/ https://materialsmith.com/blog/how-much-gravel-for-a-driveway-three-layer-example/ Fri, 23 Oct 2026 12:00:00 GMT A 12 x 50 ft driveway built in three compacted layers takes about 20 cubic yards, or 28 tons. Here is the calculation layer by layer, with densities, the compaction range and what the numbers leave out.