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How Much Asphalt Millings for a 14x24 Parking Pad?

A 14 by 24 foot parking pad is 336 square feet. How much asphalt millings for a 14x24 parking pad depends on depth: at 4 inches it is about 4.15 cubic yards or 5.4 tons. Suppliers usually sell by the ton, so the tonnage is the number to give them.

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The math for a 14x24 parking pad

  1. Area: 14 × 24 = 336 sq ft.
  2. Depth in feet: 4 ÷ 12 = 0.333 ft.
  3. Cubic feet: 336 × 0.333 = 112.0 cu ft.
  4. Cubic yards: ÷ 27 = 4.15 yd³.
  5. Tons: × 1.3 = 5.4 tons.

The volume and tonnage calculator does this for any size.

Asphalt millings needed by depth

DepthCubic yardsTons (approx.)Tons +10%
3 in3.114.04.4
4 in4.155.45.9
6 in6.228.18.9

About asphalt millings

Asphalt millings are ground-up old pavement. When compacted and warmed by sun they bind into a fairly firm surface, which is why they are popular for rural drives and lots. If the yard sells by the cubic yard instead of the ton, use the cubic-yard column directly.

Preparing the parking pad

Dig out organic soil, compact the subgrade and set an edge so the stone does not migrate onto the lawn. A pad that holds parked weight for long periods benefits from a dense base under the surface stone. Since the parking pad carries parked vehicles, a little extra depth is cheap insurance.

Ordering tips

  • Round up. Compaction and uneven ground eat material. Adding about 10 percent is common.
  • Delivery size. 5.9 tons fits in a single typical dump truck load; small loads may carry a delivery fee. See how many tons of gravel in a dump truck.
  • Bulk vs bags. At this size bulk delivery is usually the practical choice.
  • Where it drops. Have the truck dump as close to the parking pad as firm ground allows.

When to choose asphalt millings

Good uses:

  • Rural driveways and farm lanes
  • Parking areas where a dust-free surface is wanted
  • Low-cost base under a future paved surface

Less suited to:

  • Areas near wells or streams where local rules limit them
  • Decorative or barefoot areas
  • Jobs needing a uniform, clean look

Quick reference numbers

  • Per inch over 100 sq ft: about 0.40 tons of asphalt millings (0.31 cubic yards).
  • Per inch over 1,000 sq ft: about 4.0 tons.
  • Another size for comparison: a 10x20 area at 3 inches takes about 2.4 tons.
  • Weight used here: about 1.3 tons per cubic yard.

Mistakes that throw off the order

  • Measuring only the main rectangle. Aprons, turnouts and curved edges add real square footage.
  • Assuming every supplier uses the same weight. Two yards selling the same product name can quote different tons per yard.
  • Ordering exactly the math. Uneven ground and spillage nearly always need a little more than the flat calculation.
  • Skipping drainage. Water sitting under any surface softens the base and leads to ruts and potholes.

Questions people ask

How many tons of asphalt millings for a 14x24 parking pad?

About 5.4 tons at 4 inches deep, or 5.9 tons with 10 percent extra.

How many cubic yards is a 14x24 parking pad at 4 inches?

About 4.15 cubic yards.

How much does a cubic yard of asphalt millings weigh?

Usually around 1.2 to 1.4 loose tons, depending on stone size, fines and moisture.

How deep should asphalt millings be for a parking pad?

The table above shows 3 to 6 inches. Shallower depths suit top dressing; deeper depths suit new installs and heavier use.

How many square feet is 14x24?

336 square feet.

Related guides

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