How much concrete do I need to fill a post hole?
Generally, for each fence post, you will need enough cement to fill a hole that is a third to half as deep as the post’s above-ground height and three times as wide (in diameter) as the actual post. That leaves you with the job of measuring out the fence posts so that you know how large each post hole should be.
How many bags of quikrete Do I need to fill a post hole?
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.
How many bags of concrete does it take to fill a fence 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 concrete do I need for a 2 foot deep post hole?
A 3″ inch diameter fence post needs a post hole that’s about 9″ inch in diameter. The depth below ground should be about 1/3 the height of the post above ground. For example, a 6′ high post will need about a 2′ deep hole….How Much Concrete For A 3×3 Fence Post?
| Depth | 50 Lb Bags |
|---|---|
| 10″-12″ | 1 |
| 14″-26″ | 2 |
| 27″-36″ | 3 |
How many bags of quikrete do I need for a 4×4 post?
A six foot high fence post with a 4 inch post would need a hole that’s 36 inches deep by 12 inches in diameter. To fill a hole this size takes 5 bags of 80lb concrete, but remember, you have to subtract the volume of the post your burying….How Much Concrete For A 4×4 Fence Post?
| Depth | 50 Lb Bags |
|---|---|
| 24″30″ | 4 |
| 32″36″ | 5 |
How many bags of concrete do I need for a deck post?
1 cubic yard = 27 cubic feet In order to have enough concrete for one cubic foot, 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 foot.
How many bags of quikrete does it take to fill a 12 sonotube?
A 12 inch sonotube requires 1.74 60 lbs. or 1.31 80 lbs. bags of concrete to fill it one foot. That’s . 029 cubic yards or 104 lbs.
How many bags of cement do I need for 12 sonotube?
How many bags of concrete do I need for a 4 sonotube?
Concrete Mixes
| SONOTUBE | ||
| # of bags required per: | 25 kg | 30 kg |
| 8″ x 4′ tube | 3.2 | 2.7 |
| 10″ x 4′ tube | 5.1 | 4.2 |
| 12″ x 4′ tube | 7.3 | 6.1 |
How much does 1 bag of concrete cover?
On average, one sack or bag of concrete will cover approximately 1 to 2 square feet at 4 inches thick slab. One 80 pound bag of concrete would cover 2 square feet and 60 pound bag 1.5 square feet.
How many bags of concrete does it take to fill a 4 foot 10 inch sonotube?
Concrete Mixes
| SONOTUBE | ||
| # of bags required per: | 25 kg | 25 kg |
| 8″ x 4′ tube | 3.2 | 6.5 |
| 10″ x 4′ tube | 5.1 | 10.1 |
| 12″ x 4′ tube | 7.3 | 14.6 |
How much concrete does it take to fill an 8 sonotube?
Concrete Requirements Size Chart
| Diameter (in.) | Height of Column | |
|---|---|---|
| 6 | .022 | .117 |
| 8 | .039 | .206 |
| 10 | .061 | .323 |
| 12 | .087 | .466 |
How many bags of concrete fill a sonotube?
Concrete Mixes
| SONOTUBE | ||
| # of bags required per: | 25 kg | |
| 8″ x 4′ tube | 3.2 | 8″ x 8′ tube |
| 10″ x 4′ tube | 5.1 | 10″ x 8′ tube |
| 12″ x 4′ tube | 7.3 | 12″ x 8′ tube |