Page 50

2014SprShotcreteEMag

Industry News “We were extremely happy with how all of the Putzmeister adopted and implemented an Environmental Management equipment performed,” said Marchesano. “A pour this size System (EMS) for environmental benchmarking and continual requires extensive planning, precision, and dependable improvement. The NRMCA Sustainable Concrete Plant equipment. Everything went more smoothly than we could Certification program provides a quantitative metric to allow have imagined.” ready mixed concrete producers to demonstrate high The mat placement qualified as the largest continuous performance in sustainable extraction and manufacturing concrete placing in history and officially claimed a Guinness practices. It is anticipated that many of the components of the World Record. Green-Star and Sustainable Concrete Plant Certification programs will be incorporated into the new international NRMCA Signs On to International responsible sourcing program for concrete. Details of these and Responsible Sourcing Program other NRMCA sustainability programs can be found at www. nrmca.org/sustainability. NRMCA, based in Silver Spring, MD, represents the producers of ready mixed concrete and the companies that provide materials, equipment, and support to the industry. It The National Ready Mixed Concrete Association (NRMCA) conducts education, training, promotion, research, engi - has signed an agreement with several cement and concrete neering, safety, environmental, technological, lobbying, and groups from around the world to develop an international regulatory programs. responsible sourcing certification program for concrete. The project, which is spearheaded by the Cement Sustainability Shotcrete Helps Restore Initiative (CSI) of the World Business Council on Sustainable Development (WBCSD), includes cement and concrete Spokane Riverbed groups from North America, South America, and Europe. The Weirs Improve Water Flow to Reclaim Natural agreement was signed on February 5, 2014, by NRMCA Geology and Landscape Chairman Bill Childs during a special ceremony at the Inter- The QUIKRETE® Shotcrete national Concrete Sustainability Conference in Medellín, MS–Fiber Reinforced was Colombia, one of several such conferences sponsored by used to fill channels and NRMCA each year. create weirs to help return Responsible sourcing encourages environmentally, the Spokane River to its natural flow pattern in downtown economically, and socially responsible manufacturing and Spokane, WA. In the late 1800s, the growing demand for business operations. “NRMCA members are committed to increased energy to support the businesses and residents of continuous environmental improvement and operational Spokane, WA, resulted in channels being created at the bottom excellence through product and process innovation. Our of the Spokane River’s North Channel to divert water from participation in the development of the international responsible stagnant pools in the city’s downtown area to mills using sourcing program for concrete will support efforts toward hydropower. While the channels did relieve many of the pools, meeting this commitment,” Childs said. The responsible they also prevented the Spokane River from flowing properly, sourcing program framework and details will be developed which basically left the riverbed empty and unsightly each throughout 2014 and launched in early 2015. summer. Fortunately, the team of Berry Ellison, LLA, Land With the recent release of the United States Green Building Expressions (landscape architect), ARC (architect), TD&H Council’s LEED v4, building product manufacturers are faced Engineering and Cemrock Concrete & Construction Ltd. (con- with opportunities of contributing to the new Material and crete contractor) were able to restore the Spokane River to a Resources Credit: Sourcing of Raw Materials. LEED v4 is more natural flow for Avista Utilities using an effectively encouraging the use of building products that have creative solution. environmentally, economically, and socially preferable After conducting extensive research and considering various impacts. The new Responsible Sourcing credit rewards project building solutions, an approach to spread less water over more teams for selecting products and materials verified to have area by strategically placing a series of permanent modifications been extracted or sourced in a responsible manner. The (weirs) to neutralize manmade excavations was initiated. The development of the new international responsible sourcing challenging terrain required the use of material that could be program for concrete will help concrete producers meet these applied in tight spots, far removed from large vehicle access, new LEED requirements. and finished to match the surrounding landscape. QUIKRETE “NRMCA has been on the cutting edge of responsible Shotcrete MS–Fiber Reinforced, a single component micro- manufacturing through programs such as the NRMCA Green- silica-enhanced repair and restoration material that achieves Star Certification and Sustainable Concrete Plant Certification,” more than 9000 psi (62 MPa) at 28 days, and features very low said Robert Garbini, NRMCA President. The NRMCA Green- rebound and permeability characteristics, was chosen. The Star Certification program recognizes concrete plants that have undulating riverbed is 150 ft (46 m) deep and 300 ft (91 m) 48 Shotcrete • Spring 2014


2014SprShotcreteEMag
To see the actual publication please follow the link above