Question: How Many Bags Of Concrete Do I Need For A Footing?

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

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..

How many 80lb bags of concrete do I need?

Each 80 lb bag of QUIKRETE® Concrete Mix yields approximately 0.6 cu ft. Therefore, for a cubic yard, you will need 27 cubic feet of concrete, or 45 80-pound bags. Yields will vary with waste, uneven subgrade, etc.

How much does 2 yards of concrete cost?

Each cubic yard of concrete costs $119 to $147 per cubic yard delivered….Short-Load Concrete Prices.Cubic YardsMixing On-site Fees2 – 2.75$1001 – 1.75$1104 more rows

How do you calculate concrete?

How to calculate concrete:Determine how thick you want the concrete.Measure the length and width that you’d like to cover.Multiply the length by the width to determine square footage.Convert the thickness from inches to feet.Multiply the thickness in feet by the square footage to determine cubic feet.More items…•

Should I use 4×4 or 6×6 fence posts?

6×6 is overkill for sturdiness. 4×4 is the standard. And if you do it as a privacy fence, 6×6 posts stand out and make it look more substantial.

How much concrete is needed for a foundation?

Now you will need to convert the cubic feet into cubic yards in order to estimate the number of cubic yards of concrete necessary for the job. Do this by dividing the total feet by 27 (2,600 cubic feet divided by 27 equals 96 cubic yards of concrete to pour the foundation).

Is 2 feet deep enough for fence posts?

The minimum depth that you should dig your fence post holes for panel sections is 2 feet. A general formula is to dig the holes one-third to one-half of the post’s aboveground height. The deeper you dig the holes, the more stability your fence has, but you must also purchase longer posts.

Should I use concrete for fence posts?

Concrete is the most secure material for setting fence posts, especially if you have sandy soil. Gravel may be okay with dense, clay-heavy soil, but in looser soil, concrete is the only thing that will truly keep your fence posts stuck in place.

How many bags of cement do I need for 1 cubic meter?

Batching by volume – DIYMaterials0.2 m3 concrete1 m3 concretecement (no. 25 kg bags)2.512all-in aggregate (volume in m3)0.251.3water (volume in litres)32160cement (no. 25 kg bags)3.51410 more rows

Will wooden posts rot in concrete?

Simply setting the posts in concrete does create a condition that will accelerate rot in the bottom of the posts. With pressure-treated posts, the rot will be slow. … First, the posts should be set on top of a bed of coarse gravel 3 to 6 inches deep, so the base of the post is in contact with the gravel.

How deep should posts be for a 6 foot fence?

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