Table of Contents
- 1 How much is a square foot of concrete 4 in thick?
- 2 How much does an 80 lb bag of concrete cover?
- 3 How many cubic feet is an 80 lb bag of concrete?
- 4 How much is a 10×10 concrete pad?
- 5 How many bags of concrete are needed for a 10-by-10 slab?
- 6 How much concrete do I need for an odd shaped slab?
- 7 What can you do with a bagged concrete slab?
How much is a square foot of concrete 4 in thick?
How much does a 4″ thick square foot of concrete weigh? 4 / 12 = . 333 150 lbs X . 333 = 49.95 pounds per sq.
How much does an 80 lb bag of concrete cover?
80 lb bag of concrete yields 0.60 cubic feet which is approximately around 0.0222 cubic yards that will cover around 3.6 sq ft area up to standard depth of 2 inch excavation or backfills, and for 1 cubic feet of landfill you will need 1.66 bags of 80 lb concrete.
How many bags of concrete do I need for a 12×12 slab?
As per calculation, for a 12×12 slab at 4 inch thick, generally you will need approximately either 104 bags of 60lb or 80 bags of 80lb of premixed concrete, at 5 inches thick slab, either 131 bags of 60lb or 100 bags of 80lb premixed concrete are required, while at 6 inches thick slab, either 157 bags of 60lb or 121 …
How many cubic feet is an 80 lb bag of concrete?
60 cubic feet
15 cubic feet for every 20 pounds of mix, so a 40-pound bag yields . 30 cubic feet, 60 pounds of concrete mix yields . 45 cubic feet and an 80-pound bag yields . 60 cubic feet.
How much is a 10×10 concrete pad?
Concrete Slab Prices By Size
| Slab Size | Square Feet | Average Cost Installed |
|---|---|---|
| 8×8 | 64 | $395 |
| 10×10 | 100 | $617 |
| 12×12 | 144 | $888 |
| 15×15 | 225 | $1,388 |
How much does a 20kg bag of concrete cover?
one 20kg bag will cover an area of 1.1m2 to a depth of approximately 10mm. or 108 x 20kg bags equates to one cubic metre of mixed concrete.
How many bags of concrete are needed for a 10-by-10 slab?
According to QUIKRETE’s online calculator, the amount of concrete needed for a 10- by 10-foot slab depends on the thickness of the slab. For a 4-inch slab, either eight 60-pound or six 80-pound bags are required, while for a 6-inch slab, either 12 60-pound or nine 80-pound bags are necessary.
How much concrete do I need for an odd shaped slab?
Calculating the amount of concrete needed for slabs (including odd shapes) Rule of thumb: add 1/4″ to the thickness of your slab for your slab concrete budget. This calculation assumes you have the job evenly graded to the right depth, and the grade is well compacted.
How do you calculate the volume of concrete?
For concrete, the procedure for volume is as follows: length x width x thickness. You need to divide the total cubic yards that the yield needs to determine the number of concrete bags you need. Use the following yields per each bag size: What is Ready Mixed Cement?
What can you do with a bagged concrete slab?
Bagged concrete is ideal for: Pouring small slabs for sidewalks or patios Setting posts for fences or mailboxes Making repairs to foundation walls, walkways, or steps