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ASTM C09 publishes ultra-high performance concrete testing standard

Sources: ASTM International, West Conshohocken, Pa.; CP staff

The new ASTM C1856/C1856M–17 Standard Practice for Fabricating and Testing Specimens of Ultra-High Performance Concrete covers requisite procedures for a material increasingly specified in bridge deck closures, thin-section architectural precast concrete elements, and high-end, decorative furnishings or components.

Read more: ASTM C09 publishes ultra-high performance concrete testing standard

Charah adds Ohio Valley ash distribution through Indiana station contract

Sources: Charah LLC, Louisville, Ky.

Charah will step up Class F fly ash supply capabilities to Illinois, Indiana and Kentucky concrete and cement producers through an exclusive agreement to market coal combustion products (CCP) from the Hoosier Energy Merom Generating Station in western Indiana. The contract is the latest a series supporting the company’s MultiSource terminal and processing site network.

Read more: Charah adds Ohio Valley ash distribution through Indiana station contract

Standard measures RCC quality through density, air content

Source: ASTM International, West Conshohocken, Pa.

ASTM Committee C09 on Concrete and Concrete Aggregates is set to publish C1849/C1849M, Test Method for Density and Air Content (Pressure Method) of Freshly Mixed Roller-Compacted Concrete. The document will especially suit labs designing and proportioning RCC mixtures, plus quality control/assurance inspectors verifying pavement specification compliance.

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Thompson Pipe, Forterra swap gravity, pressure pipe assets

Sources: Thompson Pipe Group, Rialto, Calif.; Forterra Inc., Irving, Texas

Under a late-June agreement, Thompson Pipe will acquire the concrete and steel pressure pipe assets of U.S. Pipe, a division of concrete drainage products leader Forterra. In exchange for five pressure pipe plants and a fittings facility, the latter will receive $23.2 million in cash plus Thompson’s Conroe, Texas, concrete drainage pipe and products operation.

Read more: Thompson Pipe, Forterra swap gravity, pressure pipe assets

Parking structure powerhouse Carl Walker Inc. brings Florida’s WGI to national scope

Sources: WGI, West Palm Beach, Fla.; CP staff

Design, planning, and surveying firm WGI is joining forces with consulting and structural engineer Carl Walker, Inc., whose founder built the best known brand in concrete parking structure practice through successful deployment of precast/prestressed members for long-span conditions, project economy and construction speed.

Read more: Parking structure powerhouse Carl Walker Inc. brings Florida’s WGI to national scope