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This pricing will be extremely regional and based on available supplies. That said, in central Florida I'm currently looking at $26/cy for limestone (57's) and approx $19-20/cy for crushed concrete that is DOT approved.
Hope this helps.
On April 5th 2010 I got an estimate for $45.00/cubic yard for limerock - Rex D.
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∙ 14y ago
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Why does cement add CO2 to atmosphere?
The cement add carbon dioxide because lime stone is added in it. To make this Hard we use lime. Lime gives out co2 in the reaction between air and concrete. so this how co2 comes out of cement. BY SWETHAN PETER FROM RYAN GLOBAL SCHOOL GRADE 8
How can limestone be helpful?
Limestone can be helpful in many way, it depends on what state it is in and the uses can vary. As solid limestone or crushed limestone, it can be used by extracting iron from it's ore, to make sodium carbonate, used in road contruction or to make concrete. As CaO (heated limestone), the uses are making steel Fromm iron, to neutrilize acidic soil or it can be a drying agent. CaOH2 (calcium hydroxide or slaked lime - lime stone when it's wetted) neutralises acidic soil. I got this info from my chemistry book :-d
Why is concrete a mixture?
cement is a mixture of compounds and concrete is a compound made from cement. look it up in wikipedia
Is concrete a homogeneous mixture?
Concrete is a heterogeneous mixture. It has a no uniform composition of heavier elements that are later mixed to become evenly distributed as possible. But it is still going to be heterogeneous. Concrete is a heterogeneous mixture. It has a no uniform composition of heavier elements that are later mixed to become evenly distributed as possible. But it is still going to be heterogeneous.
What is lime powder made of?
at lime and lime inc.
How do i make concrete using nature?
Concrete IS nature, the aggregate is crushed rock, the cement is made of natural lime and clay, mix these together with water and you get concrete.
Difference between gas concrete and foam concrete?
Gas concrete is also known as aerated concrete. It is generally made by introducing air or gas in to slurry composed of portland cement or lime and finely crushed silicious filters.Foam Concrete. A stabe foam is mixed with cement and crushed sand slurry thus causing the cellular structures when it gets set and hardened.
Do they have lime in concrete?
The most popular type of concrete in use these days is Portland and lime is an ingredient
Did roman concrete help people?
Roman concrete was neither better nor worse. It was different. It was as strong as modern concrete and it set underwater. It was less fluid and it had to be layered by hand. The Romans did not use reinforced concrete. Roman concrete was made by mixing pozzonlana (an active component of volcanic pumices and ashes) with lime and adding an aggregate to give it body. This varied depending of the consistency or weight. It could be pottery sherds, crushed brick or crushed rock.
Is hydrated lime concrete?
No it is not. Hydrated lime and concrete are quite different. hydrated lime is an addative similar to cement and used in concrete to improve the strength. it can also be added to soil to improve stability etc. typically concrete is a mixture containing different % of rock, cement/lime, fly ash, water. lime is a cheaper then cement however not aas effective and takes longer to harden. -civil engineering student
Which does not form part of reinforced concrete?
lime
Which does not form part of reinforced cement concrete?
lime
What are facts about cement?
CHINA IS world's leading cement consuming country ..............word cement comes from roman word means 'opus caementium resembling the masonry work to modern concrete made by mixing crushed rock and lime
How limestone is processed?
Slabs of limestone can be cut or faced for building material, sliced for countertops and tile, crushed to various dimensions for fill, roadbeds, and concrete aggregate, further crushed to a powder for agricultural lime, a soil conditioner, and heated to melting, then crushed to make portland cement.
Which is not a part of Reinforced concrete cement sand or lime?
steel
Why would someone buy calcite?
Calcite appears in many forms including limestone, marble, calcium carbonate, and lime. Limestone and marble are frequently used in construction and both may be components of cement and concrete. Crushed limestone and lime may be used to neutralize soil acidity. Calcite is also used as a dietary supplement and a food additive.
What causes concrete to harden?
Chemical reaction of lime and dehydrated gypsum with water.
