What are some popular crushed stone grades?

Crushed stone comes in several grades, and some of the most popular grades are #5, #67, #1, #8, #3, #10, #57 and #411. Crushed stone is used primarily in construction, while homeowners commonly use grade #57 for driveways and landscaping.

Crushed stone is comprised of several stones, including limestone, quartzite, granite, gravel and argillite. Crushed stone is graded by the size of the stone. Crushed stone grade #1 is the largest with the stone size between 2 and 4 inches. Crushed stone grade #411 is the finest grade, made out of a mixture of crushed stone grade #57 and stone dust.