FLSmidth has been awarded a contract worth approximately $32 million from Brazil’s Votorantim Cimentos, Ltda., to supply six OK mills for cement grinding. The mills will be installed with the new pyroprocessing lines, also purchased from FLSmidth, as announced in July 2010. The contract includes supply of the main equipment, process engineering, and site advisory and commissioning services for four…
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Salt River plant receives Energy Star label
As 2010 was winding down, the Salt River Materials Group Phoenix cement plant in Clarkdale, Ariz., was recently honored with the U.S. Environmental Protection Agency (EPA) Energy Star label for 2010. The plant had received its first label in 2007 and has been labeled every year thereafter.
Read MoreMIT: Operation accounts for lion’s share of structures’ CO2 emissions
Preliminary findings from Concrete Sustainability Hub research aimed at a new life-cycle assessment (LCA) model suggest that service phase encompasses 85% and 90% of carbon dioxide emissions, respectively, from highway pavements and residential buildings. Ongoing studies at the MIT-hosted Hub will quantify paving and building materials’ cradle-to-grave environmental costs, yielding what staff contends is the most comprehensive LCA model to…
Read MoreFive Holcim plants earn EPA’s Energy Star
Holcim (US) Inc. announced recently that for the third consecutive year, its Devil’s Slide plant in Morgan, Utah and the plant in Theodore, Ala., have earned the U.S. Environmental Protection Agency’s (EPA) Energy Star. In addition, the newly commissioned Ste. Genevieve plant in Bloomsdale, Mo., the Trident plant in Three Forks, Mont., and the plant in Holly Hill, S.C. were…
Read MoreTechnology shears cost of processing fly ash to match silica fume performance
A New York investor announced, at 2011 World of Concrete last month in Las Vegas, an industrial-scale process economizing the grinding of fly ash, or secondary grinding of ground granulated blast furnace slag or portland cement, to 6-, 3- or 1-micron median particle sizes. With $30 to $75 per ton processing plus $20 to $100 per ton raw feed (fly…
Read MoreARRA spending decreased in November
According to a recently released Portland Cement Association Market Intelligence report, 60.6% of total American Recovery and Reinvestment Act (ARRA) highway funds have been dispersed through November, compared to 56.7% in October. November highway stimulus spending was $1.047 billion, an 11% decrease from October’s spending rate. Monthly spending levels in September were the highest level to date. Spending has averaged…
Read MoreCemex carbon footprint tool paces sustainability curve
A tool under phased, global deployment enables Monterrey, Mexico-based Cemex, S.A.B. de C.V., to measure greenhouse gas emissions tied to production and delivery of cement, ready mixed and aggregate products. A first of its kind in building materials, it assists customers calculating a project’s carbon footprint. Cemex will begin publishing product-specific carbon content in selected operations during 2011, with rollout…
Read MoreReport Ranks Concrete Paths To Carbon Reduction In Cement-Based Products
Paving the Way to Cost, Energy, and Carbon Savings in the Concrete Industry, a new report from Boston-based Lux Research Inc., assesses an expanding range of options designed to make concrete greener through improved cement-production techniques, admixtures affording lower portland cement dosages, and supplementary cementitious materials, plus building energy efficiency and performance technologies.
Read MoreLehigh Cement’s Alabama plant celebrates new silo
The Lehigh Cement Co. plant in Leeds, Ala., celebrated in October the commissioning of its 20,000-metric ton, state-of-the-art, multi-compartment, environmentally friendly silo. The festivities began with presentations by company management about the construction and unique features of the silo.
Read MoreHolcim (US) Trident plant celebrates 100 years
Approximately 200 employees, family, retirees, friends, and local dignitaries gathered in September, to celebrate the 100th anniversary of the Holcim (US) Inc. cement plant located in Trident, Mo. The plant also used this celebration as an opportunity to bring awareness to the environment by incorporating a Conservation Day. “The Centennial celebration is an experience of a lifetime for the company,…
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