How Many Bags Of Concrete Per Post Hole?

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

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 much quikrete do I need for a post hole?

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.

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

5cf), then buy enough bags of concrete for that amount. Buy a couple extra bags, if you don’t use them you can always return them. As I recall, a 60# bag of concrete is about. 5cf, so you’d need 3 bags per hole.

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How many bags of Postcrete do you need per post?

You’ll need to bury the posts at least 2ft In the ground. As for how many bags of postcrete you need per post, that’s purely dependant on how big you make the post holes. As a rule of thumb, when using standard post hole diggers, I average 1 bag per post. For larger holes I would allow 1.5 bags to 2 bags per hole.

Is 2 feet deep enough for fence posts?

Dig post hole so diameter of the hole is 3 times the width of the post (i.e., the hole for a 4” wood post should be about 12 inches wide). The 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 ).

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. Under normal curing conditions, you can apply heavy weight to the post (a basketball backboard, for example) after just 4 hours.

Is quikrete as strong as regular concrete?

Quikrete fast setting concrete is just as strong as regular concrete. Concrete gets its strength from a chemical reaction that occurs over time during curing. After it’s had time to cure, which usually take 28 days to complete, Quikrete can reach strengths up to 5000 psi.

How many bags of concrete do I need for a 10×20 slab?

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.

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How do you keep fence posts from rotting in concrete?

Consider Adding Posts to Concrete From here, you should fill the hole with about 6 inches of gravel. This will prevent rotting by ensuring that the post is kept dry when water makes its way into the soil. Place the post in the gravel, then fill with a batch of cement until it reaches the top of the hole.

How big of a hole do I need for a 6×6 post?

A 6×6 post requires a 10″-diameter hole. Shovel a 6″ layer of gravel into the hole to provide drainage.

How do I keep my post level while concrete dries?

Fill the hole up to a depth of 8 inches from ground level with 1/2-inch drainage gravel. Use rough-cut gravel with sharp edges. It will hold the post better than smooth rock.

How do I put a post in the ground without concrete?

Procedure:

  1. Find a concrete surface and lightly tamp your digging iron against it.
  2. Remove the turf and topsoil from the site of the post.
  3. Dig the hole putting the displaced earth onto the tarp.
  4. Pour 4 inches of gravel into the hole.
  5. Place the post in the hole.
  6. Add another 2 inches of gravel around the base of the post.

What is the difference between Postcrete and concrete?

Concrete takes several hours or a day or two to set. Postcrete sets in a few minutes, several tens of seconds, even, so you don’t have to support the post for nearly as long as you do with concrete.

What size hole does a bag of Postcrete fill?

The amount of Postcrete required will depend on the size of hole and post. For example: 1 bag = square post 10 cm (4”) with a hole 20 cm (8”) wide x 75 cm (30”) deep. Please refer to Product Datasheet for more details. Postcrete may not be used for general concreting, screeds, mortar, grout or render.

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