Sonotube 16″ x 4′ Removable Concrete Forming Tube at Menards

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**$25.48** |

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$2.80 |

## What is a sonotube?

Sonotubes are **cardboard tubes in which concrete is poured to create solid concrete, cylinder-shaped pillars**. For people looking to install twenty-foot columns, sonotubes serve both a structural and esthetic purpose.

## What size sonotube for a 4×4 post?

What size Sonotube do I need for a 4×4” fence post? The rule-of-thumb is to use a tube diameter 3 times the post width, therefore use a **12” diameter** Sonotube for a 4×4” post.

## How much concrete do I need for a 8 inch sonotube?

An 8 inch sonotube requires **0.77 60 lbs. or 0.58 80 lbs.** **bags of concrete to fill it one foot**. That’s . 013 cubic yards or 46 lbs.

**How much does Sono tube cost? – Related Questions**

## Do you put rebar in sonotube?

**Yes, you need rebar in sonotubes**. It’s easy to install with spacers and very cheap. The added strength and stability it will add to your deck or another outbuilding is worth the extra time and effort to install.

## How far can sonotube be from ground?

concrete forms

The one-of-a- kind Sonotube Builders Tube concrete form is designed for below ground-line concrete placement, but can be used **up to 3 feet above ground-line** for extra support. Minimal bracing is required above 2 feet of ground-line.

## How many bags of concrete do I need for sonotube?

You will need approximately either **1 1/2 of 80lb (pound) or 2 of 60lb (pound) bags or 0.785 cubic feet of concrete to fill a 12 inch wide Sonotube per foot deep**. So, for 3 feet deep, 4 bags of 80lb or 5 1/2 bags of 60lb or 2.35 cubic feet of concrete will be needed.

## How much cement do I need for a sonotube?

You will need approximately 0.55 cubic feet or either 1 of 80lb (pound) or 1.5 of 60lb (pound) bags of concrete to fill a 10 inch wide Sonotube per foot deep. So, for 3 feet deep, 1.65 cubic feet (or 3 bags of 80lb or 4 bags of 60lb) of concrete will be needed.

## How much concrete does a Sono tube hold?

For example, a sono tube with a 10″ diameter and a 4′ depth requires **0.08 cubic yards** of concrete.

## How do you calculate concrete bags for a sonotube?

**How many bags of concrete do I need to fill an 8-inch Sonotube?**

- Find the volume of a 1′ high 8″ diameter column: Volume = π × (8 in)² × 12″ / 4 = 603.2 in³ ≈ 0.3491 ft³
- Calculate the equivalent weight of the column: Weight = 0.3491 ft³ × 150 lb/ft³ = 52.3599 lb ≈ 23.75 kg.
- Determine how many bags you need:

## How many bags of quikrete do I need for 16 sonotube?

You will need approximately either **2.32 of 80lb (pound) or 3.08 of 60lb (pound) bags** or 1.39 cubic feet of concrete to fill a 16 inch wide Sonotube per foot deep. So, for 4 feet deep, 9 1/2 bags of 80lb or 12 1/2 bags of 60lb or 5.56 cubic feet of concrete will be needed.

## How many bags of concrete do I need for 14 sonotube?

How many bags of concrete do i need to fill a 14 inch Sonotube. You will need approximately either **2 of 80lb (pound) or 2 1/2 of 60lb (pound) bags** or 1.07 cubic feet of concrete to fill a 14 inch wide Sonotube per foot deep.

## How much concrete will a 60 pound bag make?

60 pound bag yields **.017 cubic yards**. 80 pound bag yields .022 cubic yards.

## How thick should driveway concrete be?

As for thickness, non-reinforced pavement **four inches thick is standard for passenger car driveways.** **For heavier vehicles, a thickness of five inches is recommended**. To eliminate standing water, the driveway should be sloped towards the street a minimum of one percent, or 1/8 inch per foot, for proper drainage.

## How thick should a concrete slab be?

Standard concrete floor slab thickness in residential construction is **4 inches**. Five to six inches is recommended if the concrete will receive occasional heavy loads, such as motor homes or garbage trucks. To prepare the base, cut the ground level to the proper depth to allow for the slab thickness.

## How many 80 pound bags does it take to make 1 yard of concrete?

How many concrete bags do you need? One 80lbs bag of Quikrete Concrete Mix will yield approximately . 60 cu ft. So it will take **45 bag** to equal one cubic yard of concrete.

## Is it cheaper to pour your own concrete?

Is it cheaper to pour concrete yourself? Yes. In general, **you can save up to 40% or more if you pour a concrete slab yourself**. If you decide to mix your own concrete, you can save even more.

## What is the cost of 1 yd of concrete?

When estimating the cost of concrete, use **$125 per yard** as a ballpark figure. However, concrete prices differ by region, and you’ll have to pay a ready mix delivery fee, plus factor in labor charges if hiring a contractor.

## How many wheelbarrows is a yard of concrete?

Depending upon your wheelbarrow size (i.e. 2 or 3 cubic feet per wheelbarrow load), it will take **9 to 14 full loads** to equal 1 cubic yard.

## Does concrete get heavier when it dries?

In short, **dry concrete and wet concrete mix each weigh about the same**; roughly 2 tons per cubic yard.