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Aggregate Base Course (#4 To 1″, Washed, Granular)

Perfect For

Road base Driveway subbase Pathway foundation Drainage layer Structural fill

Aggregate Base Course - Washed, Granular, #4 to 1”

Aggregate Base Course in a washed, granular form with a #4 to 1" size range is a high-quality construction material composed of clean, crushed stone and gravel particles. The washing process removes fines and dust, resulting in a cleaner product that reduces the risk of compaction issues and improves drainage performance.




The #4 to 1" size range offers a balanced blend of medium to coarse particles, making it ideal for applications where stability and drainage are both critical. This washed, granular aggregate is commonly used as a base layer for roads, driveways, parking lots, and patios, as well as for sub-base layers beneath concrete slabs and pavers. Its granular nature ensures excellent load-bearing capacity and compaction, while the absence of fines minimizes water retention and frost heave risks. This makes it a preferred choice for both residential and commercial projects requiring a durable, well-draining foundation.

Applications & Uses

  • Road base Recommended
  • Driveway subbase Recommended
  • Pathway foundation Recommended
  • Drainage layer Recommended
  • Structural fill Recommended

Frequently Asked Questions

What is Aggregate Base Course used for?
Aggregate Base Course is commonly used for Road base, Driveway subbase, Pathway foundation, Drainage layer, Structural fill.
What size is Aggregate Base Course?
Aggregate Base Course typically ranges in size from #4 To 1".
Where can I get Aggregate Base Course?
You can order Aggregate Base Course for delivery from Hello Gravel. We deliver bulk aggregate materials directly to your site with transparent pricing and no hidden fees.

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