FAQ: How Many Square Feet Per Yard Of Concrete?

How do I figure out how many yards of concrete I need?

How do I calculate how much concrete I need for a slab?

  1. Measure the area in feet.
  2. Multiply length by width, and then by thickness.
  3. Divide the resulting number by 27 to find cubic yards.

How many square feet is a yard of concrete 3 inches thick?

One Cubic Yard = 27 Cubic Feet Length x Width = Square Feet

1 YD 3 YD
Depth
3 Inches 108 sq.ft. 324 sq.ft.
4 Inches 81 sq.ft. 243 sq.ft.
5 Inches 65 sq.ft. 195 sq.ft.

How much does it cost to pour a 30×50 slab?

Concrete Slab Cost Calculator

Size (in feet) Approximate Cost
30×40 $7,200
30×50 $9,000
40×40 $9,600
40×60 $14,400

How many 80 lb bags of concrete are in a yard?

how many 80lb bags of concrete are in a yard? You will need 45 bags of concrete mix to make a cubic yard of concrete. There’s 27 cubic feet of concrete in a cubic yard.

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How many bags of cement do I need for 1 yard?

# It takes approximately 5 Bags of Portland cement, 8 cubic ft of sand, and 20 cubic ft of gravel to make approximately 1 cubic yard (27 cubic feet) of concrete.

How many bags of cement do I need for 100 square feet?

Ans.:- 7.6 no of cement bags (381.30 kgs) are required for 100 sq ft rcc roof slab 4 inch thick m20 grade concrete. Ans.:- 7.6 bags (381.30 kgs), 9.5 bags (476.10 kgs) & 11.4 bags ( 570.8 kgs) cement are required for 100 sq ft rcc roof slab 4 inch, 5inch & 6 inch thick respectively in m20 grade of concrete.

How many bags of concrete do I need for a 10×20 slab?

A 60-pound bag yields. 017 cubic yards, and an 80-pound bag yields. 022 cubic yards. For a 10 x 10 slab, you would need 77 60-pound bags or 60 80-pound bags.

How many yards of concrete do I need for a 10×10 slab?

10 x 10 = 100 square feet. 4 ÷ 12 =.33. 100 x.33 = 33 cubic feet. 33 x.037 = 1.22 cubic yards.

How much is 4 yards of concrete cost?

Each cubic yard of concrete costs $119 to $147 per cubic yard delivered.

Short-Load Concrete Prices.

Cubic Yards Mixing On-site Fees
4 – 4.75 $80
3 – 3.75 $90
2 – 2.75 $100
1 – 1.75 $110

Can you pour concrete directly on dirt?

Long story short, yes you can pour concrete over dirt.

Is it cheaper to pour concrete yourself?

One of the least expensive ways to get concrete is to mix your own. You can buy bags of the mix from a home improvement store. Typically, you only have to add water for it to be ready to pour. Otherwise, you risk getting a weaker concrete once it cures, which could lead to cracks or crumbles within a couple of years.

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Should you put plastic under concrete?

Recently, though, research has shown that the old traditional layer of 6-mil Visqueen (polyethylene plastic) under the slab is seldom effective for two main reasons: Although it may seem water-tight, this grade of material allows a lot of water vapor to pass through.

How much area does a 50 lb bag of quikrete cover?

One 50-pound bag of Quikrete Fast Setting Concrete Mix yields about. 375 cubic feet. For example, if you need to cover 33.333 cubic feet, using 60-pound bags of concrete, divide 33.333 cubic feet by. 45 cubic feet to get 74.07 total bags of concrete.

How much area does a yard of concrete cover?

One Cubic Yard of Concrete: 4-inches thick – covers 81 square feet.

How many bags of concrete do I need for a post hole?

Mix two 50lb bags of concrete with water in a mixing tub or 5-gallon bucket. Add concrete into the hole and around the 4” x 4”. Depending on your climate, let concrete set up for 24 – 48 hours.

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