How many bags of concrete do I need for a 6x6 post hole?

One 80-lb bag of concrete yields . 60 cubic feet when combined with 4 quarts of water. If you're purchasing 80-lb bags of concrete, you'll need 1.66 bags of concrete. As before, since bags of concrete are only sold in whole quantities, you'll need to purchase two (2) 60-lb.

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.

Cement wise i would pour the base at 5-1 so you'll need maybe 7 bags of cement. If you still want to pay a fortune to buy your ballast in small bags get the 25kg ones and you will need approx 30 bags.

400 bagsCement bags About 0.38 cement bag is used per sq ft of construction. So, around 400 bags of cement (50kg each) are consumed for 1000 sq ft home.

45 bagsOriginally Answered: How many 80-pound bags of concrete does it take to make a yard? An 80# bag of concrete mix yields about . 6 cubic feet of concrete. So one cubic yard of concrete requires about 45 bags of mix.

The calculator will indicate the number of 60 or 80 pound bags of QUIKRETE® Concrete Mix you need to build a 4″ or a 6″ slab.

For concrete, the formula for volume is as follows: length x width x thickness. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield. Use the following yields per each bag size: 40 pound bag yields .011 cubic yards.

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.

Also 1-1/2 bags per hole is about right for a 4x4 fence post. Also remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6' above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground).

I normally use post hole diggers (6" diameter?) 3 feet deep and ½ a bag of redi-mix per post.

How many concrete bags would I need for a 8 ft x 8 ft x 6" slab? 54 x 80lb Concrete bags. How much does it cost to pour a 8'x8' x6" slab? Ready-mix costs approx $277.86.

Each hole for the terminal posts must be 8 inches in diameter and 30 inches deep, requiring 0.85 cubic feet of concrete to fill.

two bagsOur example post will require two bags for every post if you're using fast-setting concrete. Fast-setting concrete is ideal for installing fence posts since it doesn't need to be mixed in a bucket or a wheelbarrow.

14.43 Bags of Cement is Required for Laying of 100m² Concrete Block.

elevenThe recommended hole size is 16 inches in diameter and 48 inches deep. You will need eleven 80-lb bags of concrete for the installation. How much does it cost to install an in ground basketball hoop? On average, installation will cost around $450.00 for an in-ground system if you have it professionally installed.

45 cubic feet of concrete when mixed with 2.5 quarts of water.

In order to have enough concrete for 1 cubic yard (27 cubic feet), you'll require 2.2 bags of 60-lb concrete.

Since bags are only sold in whole (not half, or quarter) quantities, you'll need to purchase three (3) 60-lb.

bags for one cubic yard..

For concrete, the formula for volume is as follows: length x width x thickness. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield.

I used three 80 pound bags of concrete mix to fill all of the 48" length of this 8" diameter tube form and had some concrete left over.

Calculate the volume of the hole in cubic metres (using V = πr2h) and then subtract the volume of your post. This will give you the volume of concrete required. Simply multiply the volume figure by 108 (108 bags per cubic metre) to give the amount of 20kg bags needed to fill the void.

Pour the dry concrete straight into the hole leaving 3 to 4 inches of space from the top of the hole. In most cases a 50-pound bag of quick-dry concrete should suffice.

To calculate how much concrete you need, you need to know the post size you are going to use and how many posts you are installing.

Your post diameter and height determine how big each hole needs to be.

As stated above, fence post holes should be 3 times the diameter of your post and 1⁄3 as deep as your post..

How many concrete bags would I need for a 5 ft x 5 ft x 6" slab? 20.8 x 80lb Concrete bags.

For concrete, the formula for volume is as follows: length x width x thickness. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield.

If you have concrete delivered it issold by the yard (which is a cubic yard = 27 cubicfeet). Secondly, how many 80lb bags of concrete are on a pallet? SAKRETE 80LB CONCRETE MIX 42 BAGS PERSKID.

You will need 45 bags of concrete mix to make a cubic yard of concrete.

How Many Bags of Concrete do you Need?Bag SizePre-mix Bags Needed to Fill1/4 cu yd1/2 cu yd40 lb bags234560 lb bags153080 lb bags1223

How Much Concrete per Vinyl Fence Post?Post SizePost Height (above surface)80lb Bags Required4×43-4ft double-triple rail9 inch hole15×53-4ft double-triple rail12 inch hole15×55-6ft semi & privacy122

The general rule of thumb when setting a post is that the depth of the post's hole needs to be 1/3 to 1/2 of the actual above-ground height of the post. So, six-foot-high fence posts ideally need to be buried three feet into the ground. The diameter of your post hole should be three times the diameter of your post.

The depth of the hole should be 1/3-1/4 the post height above ground (i.e., a 6-foot tall would require a hole depth of at least 2 feet).

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..

Calculate Concrete Volume With the volume of the submerged post and the volume of the hole figured out, subtract the post volume from the hole volume, and you will have the volume of concrete needed for each hole.

Simply multiply that amount times the number of posts to get a total quantity..

Remember, the depth of the post hole should be one-half of the above-ground post height.

(Example: For a 6 feet above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground).

The calculator will indicate the number of 50 lb.

bags of QUIKRETE® Fast-Setting Concrete you need..

1 - 4 bagsMost 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.

Your project is 32 square feet at a depth of 4”. Here is the quantity that you will need for your slab. Quikrete Concrete Mix: 24- 60lb bags.

A hole that's 2 feet long, 2 feet wide and 2 feet deep is 8 cubic feet. Multiply the cubic feet by . 45, if you're using 60-pound bags of concrete, or by . 6, if you're using 80-pound bags.

For a 10 x 10 slab, you would need 77 60-pound bags or 60 80-pound bags. If we add an extra 10%, that's an extra 8 60-pound bags or 6 80-pound bags.

A 40-pound bag of concrete mix makes 0.3 cubic feet, 60-pound bags make 0.45 cubic feet and 80-pound bags make 0.6 cubic feet. For the example given, 56 of the 40-pound bags, 37 of the 60-pound bags or 28 of the 80-pound bags will be needed for the fence installation.

To calculate how much concrete you need, you need to know the post size you are going to use and how many posts you are installing. Your post diameter and height determine how big each hole needs to be. As stated above, fence post holes should be 3 times the diameter of your post and 1⁄3 as deep as your post.

Also 1-1/2 bags per hole is about right for a 4x4 fence post. Also remember, the depth of the post hole should be one-half of the above-ground post height. (Example: For a 6' above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground).

To calculate how much concrete you need, you need to know the post size you are going to use and how many posts you are installing. Your post diameter and height determine how big each hole needs to be. As stated above, fence post holes should be 3 times the diameter of your post and 1⁄3 as deep as your post.

40 yearsThe treated post that are rated for ground contact are guaranteed for 40 years..

The number of bags you need will vary depending on the type of concrete mix you choose for your project. If you're using 50lb bags of concrete, you'll need 72 bags to make a yard. If you're using 60lb bags of concrete, you'll need 60 bags to make a yard.

5 Bags# 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.

Using a Concrete Calculator You'll also get the number of 40-pound, 60-pound, or 80-pound bags of concrete are needed for the project. For example, a 10′ x 10′ slab that is 4″ thick will need an estimated 1.23 yards3 or 75 60lb bags of concrete and will cost roughly $140.

Here is the quantity that you will need for your slab. Quikrete Concrete Mix: 24- 60lb bags.

Dry Method Instructions:Prepare and wet the hole. Before you begin, you need to dig and prepare the hole. ... Place post into the hole. Place the post into the hole. ... Place concrete into the hole. ... Pour water on top. ... Tamp the mix. ... Mix concrete with water. ... Place mixture into the hole.Aug 19, 2019

One 80-lb bag of concrete yields . 60 cubic feet when combined with 4 quarts of water. If you're purchasing 80-lb bags of concrete, you'll need 1.66 bags of concrete.

Example Fence Post Concrete CalculationCalculate the post volume. Change post diameter to feet: 3.5” / 12 = 0.2917' Find radius (½ of the diameter): ... Calculate the hole volume. Hole radius (3x post radius): 3 x 0.1458' = 0.4374' ... Calculate concrete volume. Hole volume – post volume: 1.2026 – 0.1336 = 1.069 cubic ft.

For a 10 x 10 slab, you would need 77 60-pound bags or 60 80-pound bags. If we add an extra 10%, that's an extra 8 60-pound bags or 6 80-pound bags. Whatever the size of your project, use the formula above to calculate how much concrete you'll need!

6 Answers from MyBuilder Groundworkers At 6:1 ratio you will need approx two bulk bags which is 1700kg or 1.2cumtrs.