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How Much Crusher Run for a 24x24 Carport?

How much crusher run for a 24x24 carport: about 11.0 tons at 4 inches deep and 16.5 tons at 6 inches, over 576 square feet.

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The math

  1. Area: 576.0 sq ft.
  2. Depth in feet: 4 ÷ 12 = 0.333 ft.
  3. Cubic yards: 576.0 × 0.333 ÷ 27 = 7.11 yd³.
  4. Tons: × about 1.55 tons per yard = 11.0 tons.

The crushed stone calculator does this for any size.

Crusher run needed by depth

DepthCubic yardsTons of crusher runTons +10%
4 in7.1111.012.1
6 in10.6716.518.2
8 in14.2222.024.2

Carport pad tips

Most steel carports can anchor into a compacted gravel pad with auger or rebar anchors. Make the pad slightly larger than the frame and keep it level so the frame goes up square.

How deep

Four inches works on firm ground for cars. Six inches is safer for trucks, heavy SUVs or soft soil.

Getting it delivered

If you haul it yourself, a typical half-ton pickup should carry only about half a cubic yard of stone, well under what the bed looks like it can hold. Crusher run mixes stone and stone dust, so it packs nearly solid when compacted in layers. The scale ticket is the real weight; tons per yard here is a planning figure.

Common mistakes

The most frequent problem is ordering for the finished depth without allowing for compaction, which can shrink a loose layer by 10 to 20 percent. Another is skipping fabric on soft soil and watching the stone vanish into the mud over the first wet season. Spreading everything in one thick layer instead of compacted lifts also leaves a soft, rutted surface.

Tools for the job

For anything bigger than a small path, rent a plate compactor; hand tampers cannot match it. A wheelbarrow, shovels, a hard rake and stakes with string are the rest of the kit. Wet the stone lightly before compacting so it binds.

Questions people ask

How many tons of crusher run for a 24x24 carport?

About 11.0 tons at 4 inches or 16.5 at 6 inches.

Can a carport sit on gravel?

Many metal carports anchor into compacted gravel with ground anchors; check your kit.

How many tons of crusher run are in a cubic yard?

Roughly 1.55 tons for planning, but suppliers vary with stone size and moisture.

Do I need to compact it?

Yes for anything that carries weight. Compact in lifts of a few inches with a plate compactor.

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