Gravel for a 8×16 area

1.58 cubic yards (2.2 tons)

of gravel for 128 sq ft at 4 inches deep. Add about 5% for compaction and spillage.

A 8×16 foot area is 128 square feet. Use 2 to 3 inches for a path or decorative cover, 4 inches for a patio, shed or slab base, and 6 to 8 inches (in layers) for a driveway or parking pad.

Gravel for 8×16 by depth

DepthCubic yardsTons50 lb bags
2 in0.791.145
3 in1.191.767
4 in1.582.289
6 in2.373.3133
8 in3.164.4177
12 in4.746.6266

How it’s worked out

  1. 16 × 8 × 4 in ÷ 12 = 42.67 cu ft.
  2. 42.67 ÷ 27 = 1.58 cu yd.
  3. 1.58 × 1.4 tons per yard = 2.21 tons.

Change the numbers

Gravel needed

1.58 cubic yards

About 2.32 tons with 5% extra for compaction and spillage.

Area128 sq ft
Cubic yards1.58
Order (with extra)1.66 cu yd
Tons2.32 (about $116)
50 lb bags93

Other area sizes

Questions

How much gravel do I need for a 8×16 area?
1.58 cubic yards (about 2.2 tons) at 4 inches deep, and 2.37 cubic yards (3.3 tons) at 6 inches.
How many tons of gravel for 8×16?
About 2.2 tons at 4 inches, assuming 1.4 tons per cubic yard. Crushed stone with fines can weigh up to 1.5 tons a yard.
How many bags of gravel for 8×16?
About 89 bags of 50 lb at 4 inches deep. Above a ton or so, bulk delivery is much cheaper.
How much does gravel for 8×16 cost?
About $111 at $50 a ton for a 4 inch layer, before delivery. Prices range from about $15 to $75 a ton depending on stone type.

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