Concrete Needed: 2.78 cubic yards (about 125 bags of 80lb mix)
For 15ft × 10ft at 6.0in deep, you'll need approximately 2.78 cubic yards (about 125 bags of 80lb mix).
Concrete Needed
2.78 cubic yards (about 125 bags of 80lb mix)
How This Works
Volume = Length × Width × Depth. 1 cubic yard = 27 cubic feet. About 45 bags of 80lb pre-mix concrete per cubic yard.
Always buy 5-10% extra to account for waste and uneven surfaces.
Frequently Asked Questions
How much do I need for 15ft × 10ft at 6.0in deep?
2.78 cubic yards (about 125 bags of 80lb mix).