Calculate the amount of gravel needed for a driveway by multiplying the length of the driveway by the width and then by the desired depth of gravel. Divide the result by 27 to determine the required amount of gravel in cubic yards.What size gravel is best for walkways?
Walkways. Instead, use small, tightly packed gravel pieces to create a solid and flat surface. The best size gravel pieces to use are 1/4-inch pieces. This size gravel is small enough to pack tightly underfoot but large enough to provide adequate drainage during rain, which prevents gravel drifts from forming outside the path of the walkway.What is the best stone for a driveway?
What Types of Landscape Stone Are Best For Your Driveway. Smooth rounded stones are better used in low traffic areas or in decorative beds. A larger size stone, such as 2″ White/Grey Stone, is better for a base, which is needed for stability and drainage. 1″ White/Grey Stone is good for a second layer.