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Environmentalists scoff at EPA coal ash recycling data

Sources: Environmental Integrity Project, Washington, D.C.; Earthjustice, San Francisco

By Don Marsh

Proponents of an onerous, Environmental Protection Agency-proposed rule governing disposal of utilities’ coal combustion residuals (CCR) are challenging agency officials’ $23 billion estimate of the value of concrete-grade fly ash and other marketable-CCR recycling.

Read more: Environmentalists scoff at EPA coal ash recycling data

Cretex adds Iowa’s Quality Concrete, CSI Precast

Sources: Cretex Cos., Elk River, Minn.; CP staff

Cretex Concrete Products Midwest Inc. has acquired the assets of Des Moines-based Quality Concrete Pipe, Inc. and affiliate CSI Precast, LLC. QCP, which also does business under the CSI brand, produces reinforced concrete pipe, box culverts, drainage and utility structures, and retaining walls.

Read more: Cretex adds Iowa’s Quality Concrete, CSI Precast

Navistar VP joins key OSHA committee

Source: U.S. Department of Labor

Navistar Inc. Vice President of Health, Safety, Security and Productivity William Bunn III has been named health representative for the National Advisory Committee on Occupational Safety and Health (NACOSH). Labor Secretary Hilda Solis announced his appointment, along with four others, noting, "The new members possess a wealth of knowledge and real-world experience on a wide range of worker health and safety matters. I am confident these new members, representing the interests of labor, management, safety and health professionals, and the public, will use their expertise to provide valuable advice and recommendations."

Read more: Navistar VP joins key OSHA committee

Grace acquires RS slump-monitoring technology

Source: W.R. Grace & Co., Cambridge, Mass.

W.R. Grace & Co. has closed on the assets and associated entities of RS Solutions LLC, a West Chester, Ohio, developer of process control solutions for ready mixed concrete producers, including truck-mounted electro-mechanical devices and sensors. RS technologies measure concrete slump during delivery to job sites; they especially enable producers to monitor authorized or unauthorized addition of water—or other changes to the ready mixed as dispatched—that can compromise product quality or spur rejected loads.

Read more: Grace acquires RS slump-monitoring technology

Craft publisher eyes Pervious Concrete

Source: Schiffer Books, Atglen, Pa.

Schiffer, publisher of concrete hardscapes titles for trades and do-it-yourself buyers, has added to its library Pervious Concrete. The 128-page book profiles an alternative to conventional slabs that helps manage runoff, water pollution and fulfill architect or owner green building objectives. Technical details and extensive illustrations provide readers insight on pervious concrete’s hydrologic and structural design, material composition, placing methods and testing.   —