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1 – 4 bags of concrete per fence post are typically what’s needed. This depends on the type of soil, fence design, height, post size and bag weight. In general the depth of the post’s hole needs to be 1/3 to 1/2 of the above ground height of the post.

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

Most fence post holes will need between 1 – 4 bags of concrete to securely hold the post in place. The best way to determine the size of the hole is: Diameter of the hole is 3 times the width of the fence post. Depth of the hole is one-third to half the above ground height of the fence post.

## How much concrete do I need for a fence post?

How much Post Mix do I need for a fence post? The exact amount of Post Mix Concrete needed will vary depending on the width and depth of the hole, but as a general rule you’ll need about one and a third bags for a standard fence post.

## How many bags of concrete do I need for a 4×4 slab?

As per calculation, for a 4×4 slab at 4 inch thick, generally you will need approximately either 12 bags of 60lb or 9 bags of 80lb of premixed concrete, at 5 inches thick slab, either 15 bags of 60lb or 11 bags of 80lb premixed concrete are required, while at 6 inches thick slab, either 18 bags of 60lb or 14 bags of.

## Is 2 feet deep enough for fence posts?

2 feet is the minimum depth that you should dig your fence post holes for. To dig the holes one-third to one-half of the post’s aboveground height, is a general formula. The deeper you dig the holes, the more stability your fence has.

## How much concrete does it take to fill a post hole?

Generally, for each fence post, you will need enough cement to fill a hole that is a third to half as deep as the post’s above-ground height and three times as wide (in diameter) as the actual post.

## How many bags of concrete do I need for a 4×4 post?

A six foot high fence post with a 4 inch post would need a hole that’s 36 inches deep by 12 inches in diameter. To fill a hole this size takes 5 bags of 80lb concrete, but remember, you have to subtract the volume of the post your burying.How Much Concrete For A 4×4 Fence Post? Depth 50 Lb Bags 24″30″ 4 32″36″ 5.

## How big of a hole do I need for a 4×4 post?

The diameter of your post hole should be three times the diameter of your post. So, if you’re planning on using a four-inch round or 4×4-inch square post, your post hole will need to be 12 inches in diameter. For a six-foot-high fence post, we would need a hole that’s 36 inches deep and 12 inches in diameter.

## How many bags of Sakrete are in a post?

At least 2 bags per fence post, sometimes more depending on the It does what its supposed to do. At least 2 bags per fence post, sometimes more depending on the size of the hole and the post.

## How do I calculate how many fence posts I need?

Measure the length of your yard. This will be your fence length. The number of posts you will need is your fence length divided by 6 or 8. For example, a yard of 100 feet with 8-foot placement will require around 13 posts.

## How many square feet does a 50 lb bag of quikrete cover?

Regarding this, how much does a 50 lb bag concrete cover?, as 133 lb concrete = 1 CF, so a bag of 50 lb concrete = 50/133 = 0.375 CF, therefore, a 50 lb bag of concrete approximately cover around 1.5 square feet area upto standard depth of depth of 3 inch for your patio and sidewalk.

## How many bags of concrete do I need for a 10×8 slab?

Regarding this, “how many bags of concrete do I need for a 10×8 slab?”, at 4 inches thick, generally you will need approximately either 58 bags of 60lb or 45 bags of 80lb of premixed concrete for a 10×8 slab, at 5 inches thick slab, either 73 bags of 60lb or 56 bags of 80lb premixed concrete are required, while at 6.

## How many bags of quikrete do I need for a 10×10 slab?

The thickness of your 10′ x 10′ slab will determine just how many bags you need. The average thickness of a 10′ x 10′ concrete slab for a shed is 4 inches thick. At 4″ thick, your 10 x 10 slab will take 56 bags of concrete that weigh 80 lbs.

## How many bags of concrete do I need for a 12×12 pad?

Regarding this, “how much concrete do I need for a 12×12 slab?”, at 4 inches thick, generally you will need approximately 1.76 cubic yards or 47.52 cubic feet or 1.35 m3 (either 104 bags of 60lb or 80 bags of 80lb) of premixed concrete for a 12×12 slab, at 5 inches thick slab, 2.22 cubic yards or 59.90 cubic feet or.

## Can you put dry concrete in a post hole?

Fast-setting concrete is ideal for setting posts because there’s no mixing—you simply pour the dry concrete from the bag right into the hole, then add water.

## Is 18 inches deep enough for a fence post?

The general rule of thumb when setting a post is that the depth of the post’s hole needs to be one-third to one-half of the actual above-ground height of the post. So, a six-foot-high finished post ideally needs to be buried three feet into the ground.

## How deep should an 8 foot post be in the ground?

In general, holes should be at least 3 feet deep for posts that extend 8 feet or more above ground level. Posts that extend 6 feet above ground level should have holes at least 2 1/2 feet deep.