Improving Worker Safety Through Soft Skill Development. By Joe McGuire, Emily Haas and Lucas Simpson When it comes to workplace communication those in the health, safety and environmental professions tend to focus on compliance [1]. Relatedly, hard skills are often emphasized during trainings to promote compliance. Specifically, a cursory review of Mine Safety and Health Administration (MSHA) annual refresher training…
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Considering Manufactured Sand
All Over The World There Are Signs That Sand Shortages Will Be a Reality. Is It Time To Get Serious About Manufactured Sand? By John Googins This is the third in a three-part series on manufactured sand. This article focuses on product gradation. – Ed. Since you all have different material sources, sand, gravel, quarry, limestone, granite, quartzite, basalt, etc.,…
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Two Companies Worked Together To Help A Limestone Plant Extend Critical Kiln Life. By Mark S. Kuhar A leading U.S. limestone producer whose products are used in essential industrial processes and agricultural applications had challenges with one of its many rotary kilns. The kiln’s girth gear and pinions were wearing out after 40 years of continuous operation and maintenance. Taking…
Read MoreMaking a Fleet Change
Find Out How The Quarry At Argos USA’s Martinsburg Cement Plant Optimized Its Loading And Hauling Operations. By Mark S. Kuhar Argos USA’s Martinsburg cement plant, acquired in 2016, operates a limestone quarry in the West Virginia panhandle. Quarry operations there began around 1900 underground for lime-grade high-calcium limestone; and on the surface for cement grade limestone. After purchasing the…
Read MoreEffective Water Usage
Quarry Operations Can Maximize Productivity With Better Process Management. By Marc Carriere and Wayne Johnstone Effective water usage improves safety and profitability in mining operations but establishing a secure and reliable supply of process water at every level of a mine can be surprisingly difficult. The absence of a dependable and consistent water supply has significant consequences. Variations in water…
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Hamm Companies Ups Drone Flight Time/Value By Outsourcing Data Processing. By Mark S. Kuhar Founded in 1954, Hamm Companies operates highway construction, aggregates and waste services divisions. With headquarters in Perry, Kan., the company manages multiple quarries of native limestone rock, two asphalt plants, ready-mix concrete services, highly engineered and environmentally safe landfills for non-recyclable waste materials, and waste transfer…
Read MoreThe Eco-Economics of Electric Dredges
It Is Time To Consider A More Accurate And Comprehensive Cost/Benefit Analysis Of Electric Versus Diesel-Powered Dredges. By Cash McCloy In 2021 it is time to consider a more accurate and comprehensive cost/benefit analysis of electric versus diesel-powered dredges. Many variables have changed and improved in recent years, and consistent patterns have emerged over time about diesel engine maintenance. A…
Read MoreDredging on Demand
Aggregates Operations Are Moving Into A New High-Tech World Of Machine Performance. By Mark S. Kuhar
Read MoreMINExpo Empowers the Industry to Meet Global Demand
Explore Every Level of Equipment and Technology at the Largest Mining Show of Its Kind.
Read MoreConsidering Manufactured Sand
All Over The World There Are Signs That Sand Shortages Will Be a Reality. Is It Time To Get Serious About Manufactured Sand? By John Googins This is the second in a three-part series on manufactured sand. This article focuses on crushers used to manufacture concrete sand from rock. – Ed.
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