In a move that will provide the opportunity for the cement and concrete industries to reduce products’ carbon footprint, a proposal was approved to permit up to 15% ground limestone in blended cements under ASTM C595 (Blended Hydraulic Cements), with the resulting product characterized as limestone blended cements. Similar revisions are being made to the equivalent AASHTO standard by the…
Read MoreMonth: February 2012
Low-CO2 Portland Limestone Cement for Canadian Pavement Construction
With growing environmental pressures to reduce clinker content in cement, the Canadian Standards Association introduced the Portland Limestone Cement classification. This article details the considerable lab testing done to show that PLC with up to 15% limestone is performance equivalent to portland cement in strength and durability.
Read MoreFLSmidth awarded two cement projects in Brazil
Copenhagen-based FLSmidth has signed a contract for two cement projects worth a total of US$132 million with the company Cimpor Cimentos do Brasil Ltda in Brazil. The contract comprises equipment for the Caxitu project, a new greenfield cement plant in Paraiba State near the town of Joâo Pessoa, and for a new kiln line project at the Cezarina cement plant…
Read MoreHolcim to invest nearly $400 million in Ecuador
In an effort to continue its commitment to the development of the construction industry in Ecuador, in late 2012, Holcim Equador will initiate an investment of nearly US$400 million to start building the second phase of its main cement plant expansion project in Guayaquil, an effort that will allow the South American country to sustain its growth in the coming…
Read MoreAsh Grove Seattle plant wins Workplace Safety Award
The Ash Grove Cement Co.’s Seattle, Wash., plant received the Association of Washington Business’ Better Workplace Safety Award from Washington Gov. Chris Gregoire (D). “We are honored that our company’s comprehensive safety program has been recognized by the Association of Washington Business,” said Plant Manager Todd Hinton. “This is an important recognition for our team’s efforts because safety is a…
Read MoreCemex finalizes Davenport Redwood Forest property to conservation group
Houston-based Cemex USA recently finalized the $30 million sale of its approximately 8,500-acre Redwood Forest property near the Cemex Davenport cement plant to a consortium of local land trusts. The land trusts comprise the Living Landscape Initiative, a major conservation project in the Silicon Valley area. The deal follows the plant’s closure in January 2010 and guarantees the continued protection…
Read MoreCemex selected a primary cement supplier for Bahamas tourist complex
Monterrey, Mexico-based Cemex, S.A.B. de C.V. announced recently that it has been named the primary cement supplier for the Baha Mar tourist complex in Cable Beach, Nassau, being built by CCA Bahamas Limited. It is expected that the complex will house the largest entertainment center in the Caribbean and be completed in December 2014.
Read MoreStronger 2011 construction equipment sales expected, but slower growth through 2014
Construction equipment manufacturers anticipate overall business to close out 2011 with double-digit increases over 2010 in the U.S., Canada and worldwide. Growth is expected to continue, but at a slower pace, for 2012 through 2014, according to the annual business outlook survey of Association of Equipment Manufacturers, the Milwaukee-based international trade group representing the off-road equipment manufacturing industry.
Read MoreRoanoke Cement’s distribution terminals again honored by EPA
Officials at Norfolk, Va.-based Roanoke Cement Company, a Titan America business, announced that four of their cement distribution terminals have achieved the U.S. Environmental Protection Agency’s Energy Star Challenge for Industry, which recognizes plants that demonstrate a commitment to the environment by achieving a 10% reduction in energy intensity within five or fewer years.
Read MoreSustainable Development Council releases guidelines for responsible quarrying
Geneva-based World Business Council for Sustainable Development (WBCSD) recently released Guidelines on Quarry Rehabilitation, which provides practical guidance for managing the impacts of quarrying activities and ensuring that environments are properly revitalized. Led by the Cement Sustainability Initiative (CSI), the project was carried out by a group of member companies and is based on methods that they have successfully employed.
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