Sources: National Concrete Masonry Association and Interlocking Concrete Pavement Institute, Herndon, Va.
Organizers of the Hardscape North America show, October 24-25, Kentucky Exposition Center in Louisville, are registering teams for the first HNA Installer Championship, intended to test and recognize the skill, dedication and passion of hardscape contractors from Canada, the United States and Mexico. Up to 12 teams of hardscape contractors will be tested on their application of industry best practices, safety, quality and craftsmanship.
Sources: World Business Council for Sustainable Development (WBCSD), Geneva; CP staff
The WBCSD Cement Sustainability Initiative’s Getting the Numbers Right (GNR) database indicates producers reduced specific net carbon dioxide emissions per ton of cementitious product to 1,261 lb. (629 kg/tonne) in 2011 from 1,515 lb. (756 kg/tonne) in 1990.
Source: National Ready Mixed Concrete Association, Silver Spring, Md.
As part of its online Concrete’s Role in Sustainable Development course, NRMCA will present live webinars August 5-8, noon–2 p.m. EST, addressing the U.S. Green Building Council’s LEED v4 rating system, scheduled for a November rollout. Online exercises and quizzes will bring the LEED v4 program to 10 hours of instruction.
Sources: VHSC Cement LLC, The Woodlands, Texas; CP staff
VHSC Cement has launched a concrete binder, PozzoSlag 1.2, citing its potential for 55-65 percent portland cement replacement, plus performance characteristics including early set times—counter to mixtures bearing high fly ash- or slag cement-doses—and long-term strength development.
Source: U.S. Department of Labor’s Occupational Safety and Health Administration
Following a May inspection conducted under the National Emphasis Program for amputations, OSHA Honolulu Area Office has cited building and hardscape concrete masonry producer Tileco Inc. for 22 serious violations at its Kalpolei plant.
Sources: Skanska USA, New York; CP staff
Major heavy civil and general contractor Skanska USA resigned its U.S. Chamber of Commerce membership to protest the group’s support of the American High-Performance Building Coalition (AHPBC), which is lobbying federal lawmakers to limit government projects to green building rating systems developed with consensus-based standards.