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

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.

As I recall, a 60# bag of concrete is about .

5cf, so you'd need 3 bags per hole..

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.

12,000 pound two-post lifts (and higher capacity): Six (6) inches of concrete at 3000 PSI is required.

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.

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.

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..

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.

3 bagsFor laying bricks and blocks in normal applications (SABS Class II) To lay 1000 bricks = 3 bags cement + 0.6 cu. m.

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).

Fast-setting concrete is ideal for installing fence posts since it doesn't need to be mixed in a bucket or a wheelbarrow. Once you've finished digging your post holes, add about three to four inches of gravel into the bottom and compact it using a post or a 2x4.

2 Answers from MyBuilder Landscape Gardeners You need approximately 0.75 cubic metres of gear. A ton bag of sharp sand is around 0.5 cubic metres so 2 bags will be plenty and 10 cement.

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.

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.

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. 60 pound bag yields .017 cubic yards.

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

Setting the Post You need to level it in two directions with a 4-foot level. After getting it straight in the first direction, hold one of the braces against the post and drive a single screw to connect the brace to the post. You can then level and brace the post in the other direction and begin filling the hole.

How to Fix a Wobbly Fence with a Concrete Repair SpurDig a hole for the spur. First you need to make some space for your new spur. ... Make adjustments. ... Measure twice, drill once. ... Secure your spur! ... Marvel in your solid fence.Feb 9, 2018

Fast-setting concrete is ideal for installing fence posts since it doesn't need to be mixed in a bucket or a wheelbarrow. Once you've finished digging your post holes, add about three to four inches of gravel into the bottom and compact it using a post or a 2x4.

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.

Manufacturers unanimously require vinyl fence posts to be installed into a concrete filled post hole. Setting vinyl posts into concrete provides a consistent footing to ensure the posts will remain inline and true for years to come. Concrete should fill the post hole up to 3-4 inches from the top.

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!