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Specialty Products

Specialty Products 2 Stone

#2 stone is crushed rock sized roughly between 1 1/2 inches and 2 1/2 inches, with the smaller fines screened out. The pieces are chunky and angular, close to a golf ball on the small end and closer to a lemon on the big end. Water and air move through a #2 stone bed easily because the gaps between rocks stay open. That's why it's a go-to for heavy drainage jobs and thick base lifts under driveways.

The 2 comes from the ASTM D448 size chart, which numbers crushed stone from small to large by sieve. A #2 sits on the bigger end of that chart, well above a #57 (about 3/4 inch) or a #8 (about 3/8 inch). It's a less common retail size than the smaller crushed stones, so not every yard stocks it, and pricing per cubic yard tends to run in the same ballpark as other clean crushed stone. If you need rock that drains fast under a driveway or lines a ditch, #2 is the size to ask for.

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named grade in this family

What people use it for

Heavy drainage layer under driveways and parking padsFrench drains and drainage swales with high flowBase layer under thick concrete slabs or asphaltErosion control and ditch liningMuddy site access for construction equipmentRailroad ballast and shoulder stone

How to choose within specialty products 2 stone

Ask before you order

These aren't catalog items. Confirm size, color, and delivery window with the yard before you commit — every load runs differently.

Match the job to the stone

Flagstone, boulders, ballast, glass gravel — each has one right job. Get the job clear first, then the stone follows.

Lead time is longer

A specialty order usually ships slower than a #57 pallet. Plan the delivery date around the material, not the other way around.