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How Much #57 Stone for a 4x8 Chicken Run?

How much #57 stone for a 4x8 chicken run: about 0.4 tons at 3 inches deep. The area is 32 square feet, which is 0.30 cubic yards at that depth.

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The math

  1. Area: 32.0 sq ft.
  2. Depth in feet: 3 ÷ 12 = 0.250 ft.
  3. Cubic yards: 32.0 × 0.250 ÷ 27 = 0.30 yd³.
  4. Tons: × about 1.35 tons per yard = 0.4 tons.

The crushed stone calculator does this for any size.

#57 stone needed by depth

DepthCubic yardsTons of #57 stoneTons +10%
2 in0.200.30.3
3 in0.300.40.4
4 in0.400.50.6
6 in0.590.80.9

Stone for a chicken run

Gravel in a run stops the ground from turning into a muddy, smelly mess. Washed stone of about 3/8 to 3/4 inch drains well; some keepers add sand or wood chips on top in part of the run for dust bathing.

Before the stone goes in

Remove sod and roots, level the area and slope it slightly for drainage. Install edging so the stone stays inside the footprint.

Ordering and delivery

Small dump trucks commonly carry around 5 to 10 tons and tri-axles more, but loads vary by truck and state, so ask the yard what fits in one trip. #57 is a washed stone of roughly 1/2 to 1 inch with few fines; it drains fast but stays a little loose on its own. Ask your supplier for their own tons-per-yard number, since stone source and moisture change it.

Tools for the job

A flat shovel, a steel rake, a wheelbarrow and a rented plate compactor cover most residential pads. A landscape rake or the back of a rake levels the top layer, and a long straightedge or a level string shows high and low spots before the final pass.

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.

Questions people ask

How many tons of #57 stone for a 4x8 chicken run?

About 0.4 tons at 3 inches deep.

How many yards of #57 stone for a 4x8 chicken run?

About 0.30 cubic yards.

How many tons of #57 stone are in a cubic yard?

Roughly 1.35 tons for planning, but suppliers vary with stone size and moisture.

Should I put landscape fabric under the stone?

On soft or clay soil, a woven geotextile keeps stone from sinking into the dirt and makes the layer last longer.

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