2600 lbs
Where are 12 inch concrete blocks applied?
A minimum of 1.3 cubic yards.
9x12 feet at 4 inches deep: 1.3 cubic yards.
An 80lb bag of concrete you can at your local home improvement store covers about 4 square foot at 2" thick. So you would need about 144 bags of 80lb concrete.
Most bags will make a 1/3 of a cubic foot of concrete.
how much does concrete cost per square foot
2600 lbs
Where are 12 inch concrete blocks applied?
4824 -5544 pounds.
how much do concrete layers make an hour
It is 0.65 cubic metres, approx.
It was the contents of 467 concrete trucks that filled a 30 foot by 120 foot reinforced concrete pad that weighs 5,850 tons including 250 tons of rebar,
A minimum of 1.3 cubic yards.
Half liter per 40kg of cement
it varies. go to your local hardware store and find out.
Commercial concrete companies make many millions/year.