More from Therese Dunphy

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

DOL and industry roundtable convenes to talk roads, jobs, and safety

Oct 31, 2014

DOL and industry roundtable convenes to talk roads, jobs, and safety

Collaboration with the aggregates industry regarding challenges facing it and the nation was the focus of an Oct. 20 roundtable convened by Secretary of Labor Tom Perez, with input from Assistant Secretary of Labor Joe Main. The roundtable included members ...

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Volvo’s new excavators deliver fuel efficiency

Oct 27, 2014

Volvo’s new excavators deliver fuel efficiency

The Volvo EC250E and EC300E crawler excavators deliver a 5-percent improvement in fuel efficiency compared to past models. The gain is attributed not only to the Tier 4 Final Volvo engine, but also to a range of features that optimize ...

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Student competition gets a boost from Illinois manufacturers

Oct 27, 2014

Student competition gets a boost from Illinois manufacturers

Teams of high school students building robots as part of a STEM competition got a boost from Illinois aggregate industry manufacturers. Neponset-based Martin Engineering sponsored two teams: Kewanee High School's team and a group of students from Notre Dame High ...

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Terex debuts the largest jaw in its modular line

Oct 21, 2014

Terex debuts the largest jaw in its modular line

Terex Minerals Processing Systems (MPS) rolls out its MJ47 primary jaw crusher module, which is said to increase the application capabilities and crushing capacity of its existing modular product range with its largest jaw module to date. Designed for large quarries ...

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Sand portrait highlights aggregate industry’s sustainability

Oct 16, 2014

Sand portrait highlights aggregate industry’s sustainability

An aerial perspective of the National Mall offers a slightly different view than normal this month - it includes a 6-acre composite landscape portrait of American men. The portrait is the largest ever commissioned by the Smithsonian National Portrait Gallery ...

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Video: Behind the scenes with Lego Technic’s wheel loader R&D

Oct 14, 2014

Video: Behind the scenes with Lego Technic’s wheel loader R&D

Although the end product may be child's play, the process of creating one of Lego Techic's models is far from it. A new video from Lego Technic shows how it recreated a working miniature of Volvo's largest wheel loader, the ...

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Hyundai makes upgrades to its Tier 4 interim wheel loader

Oct 13, 2014

Hyundai makes upgrades to its Tier 4 interim wheel loader

The HL760-9A wheel loader, from Hyundai Construction Equipment Americas, Inc., offers numerous improvements over the previous models, including a Tier 4 interim engine upgrade. The unit is equipped with a low-emission, low-noise 222-horsepower Cummins engine. Operators can choose between three engine ...

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Earth Science Week: Make sure it’s coming to a classroom near you

Oct 07, 2014

Earth Science Week: Make sure it’s coming to a classroom near you

Mine chocolate chip cookies? Pan for gold? Learn about rock art in national parks? Earth science has never been more cool or offered better opportunities to inform and educate the public - including teachers, students, neighbors, and public officials - ...

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Martin Marietta’s Beckmann Quarry celebrates 2 million hours without a reportable incident

Oct 06, 2014

Martin Marietta’s Beckmann Quarry  celebrates 2 million hours without a reportable incident

Since 2007, the Beckmann Quarry, owned and operated by Martin Marietta, has demonstrated that — with the right people and programs in place — one of the nation's largest quarries can amass a standout safety record. In September, the operation ...

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Atlas Copco’s new drill rigs offer remote-control features

Oct 03, 2014

Atlas Copco’s new drill rigs offer remote-control features

The Atlas Copco SmartROC T35 and SmartROC T40 are the first surface drill rigs from the manufacturer to offer the option of radio remote control operations by upgrading either rig with a SmartROC radio remote control kit. The T35, for hole ...

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Turkey comes early this year

Oct 01, 2014

The process of buying property and developing a greenfield site can be daunting. Testing must be conducted to ensure the presence of economically viable reserves. Environmental impact studies must be performed to ensure the well-being of people, flora, and fauna ...

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State and province news

Oct 01, 2014

Alabama Forbes magazine reports that Vulcan Materials moved up a spot in the S&P 500. Based on order by largest market capitalization, Vulcan bumped McCormick & Co., Inc. from the #421 spot. Forbes says that market capitalization provides for an apples-to-apples ...

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