Concrete Products is the leading source for Concrete Plants, Concrete Mixers, Precast, and Ready Mix news.

BASF antimicrobial admixture suits underground, environmental structures

BASF Admixture Systems has formulated the integral MasterLife AMA 100 admixture to protect concrete structures from biodeterioration by destroying bacteria and micro-organisms that cause microbial-induced corrosion upon contact through an electrophysical mechanism. Sewage or wastewater exposure and subsequent reactions can cause premature deterioration in concrete pipes, manholes and other conveyance or drainage structures, resulting in increased maintenance and life-cycle costs plus compromised aesthetic appearance.

Read more: BASF antimicrobial admixture suits underground, environmental structures

Life-cycle perspective backs report on critical issues in building practices

A new report from the Massachusetts Institute of Technology-hosted Concrete Sustainability Hub (CSHub), Critical Issues When Comparing Whole Building and Building Product Environmental Performance, addresses key concepts in quantifying the environmental impact of buildings and products comprising them. It also makes recommendations for current and future building practices using life cycle assessment (LCA), and offers suggestions for research to advance future study and practice.

Read more: Life-cycle perspective backs report on critical issues in building practices

NRMCA releases Industry-Wide Environmental Product Declaration 2.0

The second version of the NRMCA Industry-Wide (IW) Environmental Product Declaration (EPD) and Benchmark (Industry Average) Report discloses production impacts of 72 concrete mixes with 2,500–8,000 psi design strength, covering the bulk of product used in residential, commercial and public construction. The updated IW EPD is prepared from 88 producers operating 2,500 ready mixed plants, and includes a wide range of mix designs for each strength class, from 100 percent portland cement mixes to those with 50-plus percent fly ash or slag cement factor.

Read more: NRMCA releases Industry-Wide Environmental Product Declaration 2.0

Experienced-candidate dearth remains top mixer driver recruiting hitch

Producers participating in the National Ready Mixed Concrete Association’s 2016 Mixer Driver Recruitment and Retention Survey list as their top hiring challenge the availability of commercially-licensed drivers with concrete delivery experience; just over half report turning down business due to a lack of qualified staff to operate their fleets.

Read more: Experienced-candidate dearth remains top mixer driver recruiting hitch

Boral, Headwaters merger spells commanding fly ash, veneer stone source

A binding merger agreement announced late last month unites the top two U.S. fly ash marketers and precast concrete stone veneer producers. Sydney-based Boral Ltd. will acquire Headwaters Inc. in a cash deal with enterprise value of approximately $2.6 billion; stockholders will receive $24.25 per share, a 21 percent premium to Headwater’s closing price leading into the merger proposal.

Read more: Boral, Headwaters merger spells commanding fly ash, veneer stone source