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How Much Limestone Screenings for 300 Square Feet?

How much limestone screenings for 300 square feet depends on depth. At 2 inches you need about 1.85 cubic yards, roughly 2.6 tons at 1.4 tons per yard. Each inch of depth over 300 square feet adds about 0.93 yards.

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Limestone screenings for 300 sq ft by depth

DepthCubic yardsTonsTons +10%
1 in0.931.31.4
2 in1.852.62.9
3 in2.783.94.3

Working it out

  1. 300 sq ft × (2 ÷ 12) ft = 50.0 cubic feet.
  2. ÷ 27 = 1.85 cubic yards.
  3. × 1.4 tons per yard = 2.6 tons.

About limestone screenings

Limestone screenings are the fine dust and chips left after crushing limestone. They pack very tight, which makes them a common setting bed for pavers and flagstone and a surface for paths. Expect the weight to fall in the range of 1.3 to 1.5 tons per yard.

Getting the order right

  • Measure odd shapes in pieces. Split curves and L-shapes into rectangles and add them.
  • Add a margin. About 10 percent covers compaction and low spots.
  • Bulk or bags. Bulk delivery is the practical choice here.
  • Prep first. Remove sod, compact the subgrade and set edging before the stone arrives.

Use the volume and tonnage calculator for any other size.

When to choose limestone screenings

Best suited to:

  • Paver and flagstone setting beds
  • Firm walking paths
  • Top-dressing a compacted stone base

Less suited to:

  • Deep layers on their own
  • Low spots that collect water
  • Under heavy vehicle traffic without a base

Quick reference numbers

  • Per inch over 100 sq ft: about 0.43 tons of limestone screenings (0.31 cubic yards).
  • Per inch over 1,000 sq ft: about 4.3 tons.
  • Another size for comparison: a 14x28 area at 4 inches takes about 6.8 tons.
  • Weight used here: about 1.4 tons per cubic yard.

Mistakes that throw off the order

  • Measuring only the main rectangle. Aprons, turnouts and curved edges add real square footage.
  • Using inches as if they were feet. Depth has to be divided by 12 before you multiply; skipping that step inflates the order twelvefold.
  • Skipping drainage. Water sitting under any surface softens the base and leads to ruts and potholes.
  • Ignoring the base. A thin surface layer over soft soil fails early no matter how much material is on top.

Questions people ask

How many tons of limestone screenings for 300 square feet?

About 2.6 tons at 2 inches deep.

How many cubic yards of limestone screenings for 300 square feet?

About 1.85 yards at 2 inches.

How much limestone screenings for 300 square feet at 1 inches?

About 1.3 tons, or 0.93 cubic yards.

How much does a yard of limestone screenings weigh?

About 1.3 to 1.5 tons.

Should I add extra?

Yes, about 10 percent is a common allowance.

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