Source: Charah Solutions Inc., Louisville, Ky. Charah Solutions is preparing to kick off one of the largest contracts in its 35-year history: Excavation of approximately 4.3 million yd.3 of coal combustion residuals impounded across multiple basins of an established Southeast utility account. With an anticipated Q3 2022-2031 horizon, it also stands to be one of the company’s longest projects in duration.
Read MoreTag: CCR
Coal Ash group counters EPA’s sprawling definition of beneficial CCR use
Sources: American Coal Ash Association, Farmington Hills, Mich.; CP staff
American Coal Ash Association (ACAA) representatives are preparing to challenge the Environmental Protection Agency’s move to expand the definition of beneficial uses of coal combustion residuals (CCR) during an early-October public hearing in Washington, D.C.
Read MoreEPA confirms fly ash’s concrete suitability, benign chemical profile
Sources: U.S. Environmental Protection Agency; American Coal Ash Association, Farmington Hills, Mich.; CP staff
Five years after proposing potentially onerous regulations for coal combustion residuals (CCR) management and disposal—triggering an uproar across the concrete industry regarding ASTM C618-grade fly ash marketability—EPA has released an evaluation of recycled CCR almost certain to put lingering concerns to rest.
Read MoreLegislation protecting fly ash market, thwarting EPA reaches Senate
Sources: Citizens for Recycling First, Denver; Office of Senator Kent Conrad (D-ND); CP staff
Five Democrat and five Republican Senators have filed The Coal Residuals Reuse and Management Act (S.1751), creating state-enforced, national disposal standards for coal ash while protecting the material from a “hazardous waste” designation.
Read MoreReport: Absent fly ash, road & bridge costs will climb $100 billion through 2030
Sources: American Road & Transportation Builders Association Transportation Development Foundation (ARTBA-TDF), Washington, D.C.; CP staff
The cloud of proposed Environmental Protection Agency regulations governing handling and disposal of coal combustion residuals (CCR), including construction-grade fly ash, compelled an ARTBA-TDF report to forecast potential economic impacts on the subtraction of ASTM C 618 product from the transportation infrastructure supply chain.
Read MoreEPA: Review continues on 450,000-plus coal ash disposal rule comments
Source: Environmental Protection Agency
EPA staff is poring over reams of responses submitted during the June–November 2010 public comment period for a proposed rule on coal ash disposal and handling. “The target date for release of a final rule will be determined, pending a full evaluation of all the information and comments received on the proposal,” the agency notes in mid-May update.
Read MoreEpa Opens Comment Period On Coal Ash Designation, Disposal Rule
In the June 21 Federal Register, EPA formally proposes a rule maintaining provisions for beneficial use of fly ash in concrete and other construction materials, but significantly tightening existing regulations’ treatment of nonconstruction-grade coal ash
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