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Major utility solicits profile of fly ash, other reused coal combustion products

Sources: Duke Energy, Charlotte, N.C.; CP staff

Duke Energy will issue a Request for Proposals (RFP) December 12 for a study of ways to beneficially reuse coal ash, plus analysis of current and emerging technologies. It encourages industry specialists, academic institutions, research organizations and those with coal ash expertise to register to receive the RFP by submitting organization names and contacts, phone number and email address to CoalAshReuse@duke-energy.com.

Read more: Major utility solicits profile of fly ash, other reused coal combustion products

Processing venture eyes cement market in California pozzolan deposit deal

Sources: Port of Call Online, Inc., Yuba City, Calif.; CP staff

A venture stage company with OTC Markets Group-traded shares, Port of Call Online (POCO) has entered an agreement to purchase a 280-acre, San Bernardino County, Calif., plot known as the Snow White Pozzolan Mine from U.S. Mine Corp. of Cameron Park, Calif.

Read more: Processing venture eyes cement market in California pozzolan deposit deal

Revised ACI 318 Code streamlines concrete mix, performance references

Sources: National Ready Mixed Concrete Association, Silver Spring, Md.; American Concrete Institute, Farmington Hills, Mich.; CP staff

In an overview for ready mixed producers on the reorganized ACI-318, Building Code Requirements for Structural Concrete, NRMCA Senior Vice President, Engineering Colin Lobo notes how the just-released version: consolidates concrete mixture-specific references from 318-11 Chapters 3 (Materials), 4 (Durability) and 5 (Strength and Construction Issues) into new Chapters 19 (Concrete: Design and Durability Requirements) and 26 (Construction Documents and Inspection). The reorganization of these sections permitted an evaluation and elimination of some Code provisions related to concrete mixtures and construction when better addressed in other referenced standards.

Read more: Revised ACI 318 Code streamlines concrete mix, performance references