At least 3 cubic yards for a 4-inch slab. You'll need 4.75 cubic yards for a 6-inch slab.
You will need at least 14 cubic yards.
how many yards of concrete will i need to do a 20 x20 x4 slab
3.16 Cubic Yards
For a 4-inch depth you will need at least 7 cubic yards.
For a 4-inch thick slab you will need at least 1.2 cubic yards.
At least 3 cubic yards for a 4-inch slab. You'll need 4.75 cubic yards for a 6-inch slab.
For a 4-inch depth you will need at least 7 cubic yards.
You will need at least 14 cubic yards.
how many yards of concrete will i need to do a 20 x20 x4 slab
3.16 Cubic Yards
For a 4-inch depth you will need at least 7 cubic yards.
1.25 cubic yards for a 4-inch slab. 2 cubic yards (1.85) for a 6-inch slab.
Call a concrete company they can tell you instantly.
Supended slab are slab not sit on the ground directlySuspended slab is a slab supported by beams.
A minimum of 1.3 cubic yards.
About 2.11 Cubic Yards.