Contents

- 1 How much concrete do I need for a 10×10 slab?
- 2 How do I figure out how many yards of concrete I need?
- 3 How much does it cost to pour a 30×50 slab?
- 4 How many square feet does 10 yards of concrete cover?
- 5 How many square feet does a 80lb bag of concrete cover?
- 6 How many bags of cement do I need for 100 square feet?
- 7 How many bags of cement do I need for 1 yard?
- 8 How much does 2 yards of concrete cost?
- 9 Should you put plastic under concrete?
- 10 Can you pour concrete directly on dirt?
- 11 Is it cheaper to pour concrete yourself?
- 12 How much is 4 yards of concrete cost?
- 13 How many 80lb bags of concrete make a yard?
- 14 How much does it cost to pour a 12×12 concrete slab?

## How much concrete do I need for a 10×10 slab?

For a **10 x 10 slab**, we’d suggest a mix with a capacity of about 4,000 pounds per square inch, or psi. This is basic for residential projects, and it can withstand traffic and support heavy loads.

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

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

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

## 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 square feet does 10 yards of concrete cover?

**One Cubic** Yard of Concrete: 4-inches thick – covers **81 square feet**. 5-inches thick – covers 65 square feet. 6-inches thick – covers 54 square feet.

## How many square feet does a 80lb bag of concrete cover?

4 **sq feet** in that amount of **cement**.

## 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 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 much does 2 yards of concrete cost?

According to the NRMCA – Ready Mixed **Concrete** Industry Data Survey, the **average cost** of **concrete** in 2018 was $120 per cubic yard, or $240 for the **2** cubic **yards** needed for a typical 10-by-10-foot patio.

Bulk **Concrete Prices**.

Cubic Yards |
Price Range |
---|---|

1* | $140-$200 |

2* |
$280-$400 |

3* | $420-$600 |

4* | $560-$800 |

## 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.

## 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.

## 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 |

## How many 80lb bags of concrete make 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**.

## How much does it cost to pour a 12×12 concrete slab?

How much does a 12×12 concrete slab cost? The average cost to pour a 12×12 concrete slab that is 4” thick is between **$888** and $1,584, with professional labor and materials included.