More from Therese Dunphy

Therese Dunphy has been covering the aggregates industry since 1991 and helped launch Aggregates Manager in 1996.

Opportunities for worker recruitment and retention

Feb 26, 2015

Opportunities for worker recruitment and retention

Got workers? If the answer is “not enough,” you aren’t alone. The challenge of finding and retaining skilled workers is a common theme among many aggregates companies these days. Through the 2015 Aggregates Manager Forecast Survey, we asked aggregates producers throughout ...

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Product of the Week: Dyno Nobel’s DigiShot 300 RF blasting system

Feb 21, 2015

Product of the Week: Dyno Nobel’s DigiShot 300 RF blasting system

Dyno Nobel and its joint venture partner, DetNet, offer the new DigiShot 300 RF system, which is designed to improve safety of blasting operations. The system is designed for single box firing with the capability of firing up to 450 ...

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Product of the Week: John Deere’s 850K crawler dozer

Feb 20, 2015

Product of the Week: John Deere’s 850K crawler dozer

John Deere’s new crawler dozer, the 850K, not only meets Tier 4 Final emissions standards, but also includes features such as EcoMode and an updated Electro-Hydraulic control system. The new control system has features such as blade shake for power-angle-tilt ...

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Martin Marietta sees business results soar

Feb 20, 2015

Martin Marietta sees business results soar

Product price increases, lower operational costs, and growth across all product lines were among the highlights shared by Ward Nye, chairman, president, and CEO of Martin Marietta during a recent call with investors and financial analysts regarding fourth quarter 2014 ...

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Lafarge’s Spy Hill Plant produces material for growing Calgary market

Feb 16, 2015

Lafarge Canada Inc. has 10 active aggregates operations around Calgary, including five mobile plants, two fixed wash plants, two mobile wash plants, and its flagship operation at Spy Hill. The 640-acre property has a large fixed plant and several mobile ...

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Aggregates producers take to the Hill to protest Waters of the U.S. rule

Feb 11, 2015

Aggregates producers take to the Hill to protest Waters of the U.S. rule

Ditch the rule. That was the message as a dozen aggregates producers who are members of the National Stone, Sand and Gravel Association (NSSGA) took to Capitol Hill this week  to talk to their Congressional representatives about the Environmental Protection Agency's (EPA) ...

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Atlas Copco to exit crushing and screening business

Feb 10, 2015

Atlas Copco to exit crushing and screening business

Atlas Copco announced that it will discontinue its Powercrusher business, which manufactures and sells mobile crushers and screeners.  “We are discontinuing this business as it does not fit strategically for us,” says Johan Halling, president of Atlas Copco’s Mining and Rock Excavation Technique business area, in a ...

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Fatality spike will lead to increased MSHA enforcement, outreach

Feb 06, 2015

Fatality spike will lead to increased MSHA enforcement, outreach

Regulators and operators should feel a sense of urgency when it comes to reversing the spike in metal/non-metal fatalities. That was the message shared by Joeseph A. Main, assistant secretary of Labor for Mine Safety and Health, and Neal Merrifield, ...

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State and Province News

Feb 03, 2015

California The Napa County Planning Commission will meet on Feb. 18 to continue its review of a request to expand Syar Quarry. According to the Napa Valley Register, the operator wants to expand its 497-acre operation by 124 acres and increase ...

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Rollouts – February 2015

Feb 03, 2015

Rollouts – February 2015

Tier 4 articulated dump truck Komatsu introduces its HM300-5 articulated dump truck. Featuring 324 net horsepower, the truck is powered by a Komatsu SAA6D125E-7 Tier 4 Final engine. With a 30.9-ton payload and a gross vehicle weight of 117,892 pounds, the truck ...

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Je Suis Charlie

Feb 03, 2015

Je Suis Charlie

Although I typically write about aggregates-specific issues on this page, I’m taking a bit of a break this month to talk to you about the folks on the other side of these pages, professional journalists such as those who write ...

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Make plans to attend AGG1

Feb 03, 2015

Make plans  to attend AGG1

It’s time to finalize your plans to attend the AGG1 Aggregates Academy & Expo, which is, once again, co-located with the World of Asphalt. The event is scheduled for Tuesday, March 17, through Thursday, March 19, at the Baltimore Convention ...

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