255 ft2
You need to specify the slab's width and the length as well.
You will need about 0.8 cubic yards - 1 cubic yard is a safe bet.
70 feet! The answer is in the question!
Concrete is man-made.
How many square yards in a 20x18 feet 3 inches thick
The cross sectional area of a slab can be found by squaring the height of the slab.
128
4 To 6 inches
Pouring a concrete slab is the pouring of a fresh unset concrete mix into a prepared area, where it is finished by floating etc to give the required surface, and it sets to form a slab.
Concrete driveways are no less than 3.5 inches to 4.5 inches.
If you made a sidewalk about 2.5' wide it would be about 13' long.
You need to specify the slab's width and the length as well.
Concrete weighs approx 150 pounds per cubic foot. This slab would weigh approx 1188 pounds.
A 10-foot round slab at 4 inches requires 1 cubic yard.
Building a concrete slab is not difficult. Simply excavate the area where the slab is to go, and build a wooden box frame around it. Then, add crushed stone and pour the concrete on top. Finally, just smooth it out and allow it to dry.
You need to specify the slab's width and the length as well.
9.3 cubic yards of cement is required for this slab.