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#3A Stone (3/4″ To 1.5″, Modified)

Perfect For

Driveway base Drainage systems Erosion control Road subbase Landscaping beds

#3A Modified Stone (3/4” to 1.5”)

#3A Modified Stone in a 3/4" to 1.5" size range is a versatile crushed aggregate blend, engineered for optimal compaction and stability. The "modified" attribute means this material contains a mix of stone sizes along with stone dust, which fills voids and locks the aggregate together when compacted. This combination results in a dense, stable base that resists shifting and settling.




The 3/4" to 1.5" size range provides excellent load-bearing capacity while the inclusion of fines ensures superior compaction compared to clean stone. #3A Modified Stone is commonly used for heavy-duty applications such as road bases, driveways, parking lots, and under concrete slabs. It is also ideal for creating stable sub-bases for patios and walkways. The main advantage of this material is its ability to create a firm, long-lasting foundation, though it may be less suitable for drainage-focused projects due to its reduced permeability.

Applications & Uses

  • Driveway base Recommended
  • Drainage systems Recommended
  • Erosion control Recommended
  • Road subbase Recommended
  • Landscaping beds Recommended

Frequently Asked Questions

What is #3A Stone used for?
#3A Stone is commonly used for Driveway base, Drainage systems, Erosion control, Road subbase, Landscaping beds.
What size is #3A Stone?
#3A Stone typically ranges in size from 3/4" To 1.5".
Where can I get #3A Stone?
You can order #3A Stone for delivery from Hello Gravel. We deliver bulk aggregate materials directly to your site with transparent pricing and no hidden fees.

Get #3A Stone Delivered

Order online and get it delivered — often in as soon as 2 business days.

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