Dedicated to the open sharing of information and ideas on the economy, ecology, science, and legal equities of fly ash - one of the planet's most abundant materials.
(Sustainable Concrete 8-2-2010) Concrete is the most used building material in the world. The only resource consumed in greater quantity is water. For every person on the planet approximately 35 cubic feet of concrete is produced each year.
The manufacture of the main binding agent in concrete, portland cement, accounts for between 5 percent and 7 percent of the world’s carbon dioxide output. Researchers are investigating many ways to reduce the carbon dioxide footprint of concrete from new manufacturing techniques to alternative binders for concrete.
(Aggregate Research 7-29-2010) Gunnar Syversten, General Manager of HeidelbergCement Northern Europe, based in Norway, discusses the use of fly ash. As presented at the EuroCoalAsh 2010 Conference, held in Copenhagen, Denmark in May 2010.
(PowerGen Worldwide 7-26-2010) Coal combustion residuals currently are not classified as hazardous waste, however, that is likely to change soon. The U.S. Environmental Protection Agency proposes to regulate CCRs under the Resource Conservation and Recovery Act to address risks from CCR disposal at electric utilities and independent power producers. The agency is considering two options and proposing two alternative regulations, one of which would regulate CCRs under subtitle C of the act, and the other under subtitle D.
(Trading Markets 7-26-2010) Thank you Mr. Chairman. Honorable Members of the Committee, I am Bill Gehrmann, President of Headwaters Resources, Inc., on whose behalf I am testifying today.
(Insurance News 7-26-2010) Bross Construction is a multi-faceted family owned construction company established in 1966. My father, two brothers and myself own and operate the company. Many of the construction services we provide involve the use of ready mix concrete, in fact we own several ready mix plants which incorporate the use of flyash. The ability to use coal ash as an additive in our ready mix concrete has lowered the cost to the consumer for concrete projects. Projects ranging from highways to driveways.
(Inside EPA 7-22-2010) House lawmakers are poised to introduce a bill that would give EPA first-time authority to enforce solid waste rules for coal combustion residues (CCR) in an effort to reach a compromise with the agency to avoid more stringent hazardous waste CCR rules, which industry says would obliterate the coal ash recycling industry.
(EPA 5-4-2010) The U.S. Environmental Protection Agency today is proposing the first-ever national rules to ensure the safe disposal and management of coal ash from coal-fired power plants.
