Conferences signal convergence of SCC, sustainability methods and practice

Sources: CP staff; National Ready Mixed Concrete Association, Silver Spring, Md.; Missouri University of Science & Technology, Rolla

More than 300 producers, design and engineering professionals, and academics from 30-plus countries who attended the International Concrete Sustainability Conference (ICSC) and 6th North American Conference on Design and Use of Self-Consolidating Concrete (SCC 2016) saw the green building revolution’s profound influence on the past two decades’ most consequential mix technology.

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“Material Human Hazard and Exposure Assessment” premiers as LEED pilot credit

Sources: U.S. Green Building Council, Washington, D.C.; CP staff

A pilot credit joining the LEED v4 green building rating system encourages project teams and manufacturers or suppliers to assess human health related exposure scenarios for products or materials during their installation/placement and use phases.

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Sand Bag Expedience

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To limit downtime and inconvenience to Middletown residents, the Connecticut Department of Transportation aimed for a quick method to replace the short span Route 17 bridge over Long Hill Brook. Anchor Engineering Services, a civil and environmental consulting firm located in Glastonbury, Conn., decided that precast concrete would be the quickest solution. Its task was to design a replacement structure bearing on a foundation set in the stream bed’s variable rock base.

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CarbonCure equips Thomas Concrete to replace cement with recycled CO2

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A breakthrough process for ready mixed gives John Cook, director of Technical Services at Atlanta’s Thomas Concrete, cause for enthusiasm this construction season. In late February, he and his team oversaw the installation of the CarbonCure Ready Mixed Technology at their Doraville, Ga. plant. They immediately began the process of lowering cementitious material content and dosing concrete mixes with carbon dioxide (CO2) gas using the CarbonCure injection system. Later in March, Cook and colleagues eagerly reviewed the 28-day strength data and confirmed: CO2 may be used as a viable cement replacement.

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Original equipment manufacturers anticipate 2016 heavy-duty truck shipments down against near-record 2015 delivery levels, especially due to a drop in demand among mainline freight customers. In the vocational segment, including mixer- and dump-grade models, OEM and body builders report more stable market conditions this year.

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Oldcastle Precast forms modular building systems joint venture

Sources: Oldcastle Precast, Atlanta; CP staff

Oldcastle Precast and Module X Solutions will manufacture protective modular buildings for the telecommunications, petrochemical, oil and gas, fiber regeneration, and solar industries. A joint venture, Module X Oldcastle LLC, will be based at a 750,000-sq.-ft. operation in Shreveport, La.

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A century of founding-family member oversight sunsets at Gage Bros.

Sources: Gage Brothers Concrete Inc., Sioux Falls, S.D.; CP staff

The retirement of Tom and Fred Gage from the board of directors marks the first time in Gage Brothers’ 101-year history that no founding-family member will be involved in decision making for the concrete operation. Their departure was effective at the close of the 2016 board meeting, which saw longtime company president Tom Kelley elected chairman. Immediate predecessors Fred Gage (2009-2016) and Tom Gage (2006-2009) are the grandsons of company founder William Gage.

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