SUBBASE
We deliver itSubbase (3/4″ To 1.5″)
Subbase in the 3/4" to 1.5" size range is a foundational construction aggregate commonly used beneath roads, driveways, patios, and concrete slabs. This material is typically produced by crushing and screening natural stone or recycled concrete, resulting in a mix of angular particles that interlock well for stability.
Also called
If a contractor or a spec sheet handed you one of these names, this is the rock they mean.
What people call it
recycled concrete aggregateRCArecycled base
Ask for subbase and we'll know what you want. If you have a spec number, give us that instead and we'll match it.
What people use it for
- Road base
- Driveway foundation
- Pathway underlayment
- Patio sublayer
- Drainage layer
We deliver subbase
Subbase next to what it gets confused with
| Rock | Size | Shape | Where it wins | Can we deliver it |
|---|---|---|---|---|
| Subbase (3/4″ To 1.5″) | 3/4" To 1.5" | Angular | Road base | We deliver it |
| Subbase (Granular) | — | Angular | — | We deliver it |
Questions people ask
What is Subbase used for?+
Subbase is commonly used for Road base, Driveway foundation, Pathway underlayment, Patio sublayer, Drainage layer.
What size is Subbase?+
Subbase typically ranges in size from 3/4" To 1.5".
Where can I get Subbase?+
You can order Subbase for delivery from Hello Gravel. We deliver bulk aggregate materials directly to your site with transparent pricing and no hidden fees.
How much subbase do you need?
The calculator lives on the crushed concrete product page — prefilled with a sensible depth and delivered price by ZIP.
Calculate what I need →