Sources: National Institute of Science and Technology (NIST), Gaithersburg, Md.; CP staff
Adding limestone powder to fly ash-rich mixtures can improve finished concrete performance when measured against more conventional formulations, note NIST and Federal Highway Administration researchers in an August report, “Ternary blends for controlling cost and carbon content.”
Sources: Cemex USA, Houston; CP staff
Cemex and mid-sized independent Concrete Supply Co. have announced a Charlotte-based joint venture with 2 million-yd. production capacity across North Carolina and South Carolina ready mixed plants.
Source: CIM National Steering Committee, Murfreesboro, Tenn.
CIM Program patrons are seeking donations for their ninth annual auction to be held January 22 at World of Concrete. The silent auction will be held from 11 a.m. to 1 p.m. at the Las Vegas Convention Center; the live auction begins at 1 p.m.
Source: Sioux Falls (SD) Business Journal
Following a tour of five commercial Sioux Falls, S.D., projects in conjunction with a Precast/Prestressed Concrete Institute conference, the PCI Technical Activities Council has designated the city “precast-friendly”—the group’s first such recognition of a municipality’s architectural and structural precast inventory.
Source: National Concrete Masonry Association, Herndon, Va.
The NCMA and Interlocking Concrete Pavement Institute’s 2013 Industry Sales Profile provides timely data on North American concrete masonry unit, paver and segmental retaining wall product shipments, including gains from 2011 to 2012.
Source: National Ready Mixed Concrete Association, Silver Spring, Md.
NRMCA, RMC Research & Education Foundation, and the Portland Cement Association are accepting abstracts online [http://www.concretesustainabilityconference.org/boston2014/index.html] through November 30 for the 2014 International Concrete Sustainability Conference, May 12-15, at the Hyatt Regency Cambridge in Boston.