# FAQ: How Much Concrete To Fill A Post Hole?

## How much concrete 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.

## How much quikrete does it take to fill a hole?

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). Add about 6 inches of QUIKRETE All-Purpose Gravel into the bottom of the hole. Then compact and level the gravel using a post or 2×4.

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## 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.

## How many bags of concrete do I need for a 4×4 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 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 big should the hole be for a 6×6 post?

Dig, align, and finish the job

Dig an 8″-diameter hole at least 6″ deeper than your area’s frost line for each 4×4 post, using a power auger, hand auger, or posthole digger. A 6×6 post requires a 10″-diameter hole.

## How many posts will a bag of Postcrete do?

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.

## How many square feet does a 80lb bag of quikrete cover?

4 sq feet in that amount of cement.

## How many 80lb bags of concrete make a yard?

how many 80lb bags of concrete are in a yard? You will need 45 bags of concrete mix to make a cubic yard of concrete. There’s 27 cubic feet of concrete in a cubic yard.

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## Should I use concrete for fence posts?

Concrete is the most secure material for setting fence posts, especially if you have sandy soil. Using premixed concrete rather than dry concrete will ensure ultimate security. While concrete is sturdy, it lacks the drainage of gravel and can trap moisture, ultimately leading to rot.

## Can I pour concrete in a hole full of water?

The water in the hole under the pipe can be sucked out with a wet-dry vacuum before and during the repair job.

## Can I mix quikrete in the hole?

Whether you are building a new fence, setting a mailbox or anchoring a basketball goal or play set, QUIKRETE® Fast-Setting Concrete is the ideal product for the job. With Fast-Setting Concrete there is no mixing or tools required – You simply pour the dry mix right from the bag into the hole, then add water.

## Can I pour dry concrete?

1 Answer. As long as you not planning to put anything heavy on it it will be OK. Dry pouring concrete can have dry pockets were water did not get to. Usually using dry pouring to make a drive way for car, garage is sufficient and possibly with some light bearing structures(open steel/wood Structures).