9 Best Types of Gravel for Your Driveway (Pros & Cons)
Crushed Stone #57 Gravel. Usually, crushed stone #57 is used as the middle layer of a gravel driveway. It typically consists of golf-ball-sized crushed stone, hence the name. It is made from machine-crushed rock and is often used in many different sorts of landscaping projects. The rock's size and shape are suitable for drainage and …