How to Choose the Right Grade of Crushed Stone
Crushed Stone #7. With a size from 3/4 inch to #8 sieve, crushed stone #7 is used for septic tank-line bedding, filtration, bio-retention ponds, asphalt production, retaining wall backfill, ready-mix production, and many landscaping projects. We offer crushed bluestone gravel and even pea gravel that fits the 3/4-inch size.