Contents

- 1 How much does it cost to pour a 20×30 slab?
- 2 How much is 10 cubic yards of concrete?
- 3 How many 80 pound bags of concrete does it take to make a yard?
- 4 How many yards of concrete do I need for a 10×10 slab?
- 5 How many bags of concrete do I need for a 10×20 slab?
- 6 Is it cheaper to pour concrete yourself?
- 7 Can I pour a 2 inch concrete slab?
- 8 How many bags of concrete makes a yard?
- 9 How many cubic feet are in a bag of concrete?
- 10 How much concrete does a 50 lb bag make?
- 11 How much area does a yard of concrete cover?
- 12 How many bags of concrete do I need for a post hole?
- 13 Do you need rebar for 4 inch slab?
- 14 How many bags of cement do I need for 100 square feet?
- 15 How do I measure a yard of concrete?

## How much does it cost to pour a 20×30 slab?

Concrete Slab Cost Calculator

Size (in feet) | Approximate Cost |
---|---|

20×20 | $2,400 |

24×24 | $3,460 |

20×30 | $3,600 |

25×25 | $3,750 |

## How much is 10 cubic yards of concrete?

The average cost of **concrete** delivery is $119 to $147 per **cubic yard** for a full **10**–**yard** truckload of ready-mix **concrete**, and $172 per **yard** for a short-load of less than **10 yards**. The cost of **concrete** to pour a sidewalk is $255 to $320, while a driveway or garage slab runs $1,060 to $1,270.

## How many 80 pound bags of concrete does it take to 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 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 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**.

## 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.

## Can I pour a 2 inch concrete slab?

If done properly, new **concrete can** often be **poured** right over an existing **slab**. For this to be feasible, the contractor needs to **pour** at least **2 inches** thick, use smaller aggregate, and incorporate reinforcement such as welded wire mesh or fiber mixed into the **concrete**.

## How many bags of concrete makes a yard?

On average, it will take 90 40lb bags, **60** 60lb bags, or 45 80lb bags to fill one cubic yard of concrete.

## How many cubic feet are in a bag of concrete?

bag provides **0.45 cubic feet** of cured concrete. A **80** lb. bag provides **0.6 cubic feet** of cured concrete. If you have concrete delivered it is sold by the yard (which is a cubic yard = **27 cubic feet**).

## How much concrete does a 50 lb bag make?

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.

## Do you need rebar for 4 inch slab?

No, **you do** not **need rebar** for a **4**–**inch slab** of concrete on grade. A **4**–**inch**-thick **slab** cast on the ground and in permanent contact with it will float and **rebar** is not required. **Rebar** is recommended on concrete measuring 5 – 6 **inches** thick.

## 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 do I measure a yard of concrete?

**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**.