More from Therese Dunphy

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

Plan and prepare for a safe 2015

Jan 09, 2015

Plan and prepare for a safe 2015

In 2014, the Mine Safety and Health Administration (MSHA) reports that 24 fatalities occurred at metal/non-metal mines; the highest number of fatalities on record since 2010. Over the last five years (2010-2014), several categories of accidents have consistently accounted for fatalities, including ...

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Terex offers its largest modular screen

Jan 07, 2015

Terex offers its largest modular screen

Terex MPS rolls out its largest modular screening unit to date, the MHS8203 Horizontal Screen Module. The unit features the new Terex Cedarapids LJ-TSV 8- x 20-foot screen with El-Jay oval stroke action. Its easy-to-use blending gate system and rolling ...

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25 Days of RollOuts: Volvo’s EC250E Excavator

Jan 06, 2015

25 Days of RollOuts: Volvo’s EC250E Excavator

The Volvo EC250E crawler excavator delivers 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 flow and ...

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California aggregates tax could be a nightmare for operators

Jan 05, 2015

In most aggregates operations, producers look for ways to shave pennies, nickels, and dimes from their cost per ton. After all, in a traditionally low-margin, high-volume market, those pennies can add up to serious bucks on an annual basis. Now, imagine ...

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Take a look at Cat’s 6020B hydraulic shovel

Jan 05, 2015

Take a look at Cat’s 6020B hydraulic shovel

Caterpillar unveiled its new 6020B hydraulic shovel before customers and the press at its Tinaja Hills proving grounds in November. With a 24-ton payload, the 247-ton unit is well matched with the Cat 777G haul trucks. “Today is a day I’ve ...

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State and province news – January 2015

Jan 05, 2015

Iowa The Higman family announced that it sold its Akron aggregates business to Sioux Falls-based L.G. Everist Inc. Steve Mousel, the new owner’s chief financial officer, told The Akron Hometowner that “we have an opportunity here for one family-owned business to ...

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Operators report best annual business results since 2006, seem bullish on 2015 expectations

Jan 05, 2015

Operators report best annual business results since 2006, seem bullish on 2015 expectations

Optimism seems to be flowing in the aggregates industry. Whether operators have adjusted to a new normal or the construction materials market is truly well on its way to recovery may be open to debate, but operators responding to the ...

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25 Days of RollOuts: Terex Washing System’s AggreScrub 150

Jan 05, 2015

25 Days of RollOuts: Terex Washing System’s AggreScrub 150

Terex Washing System’s AggreScrub 150 is designed to separate stubborn clay material that cannot be removed by rinsing or screening alone. The system can work as a standalone unit or in conjunction with Terex’s AggreSand plant. The modular plant includes ...

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25 Days of RollOuts: Terex MPS’ MJ47 Jaw Module

Jan 02, 2015

25 Days of RollOuts: Terex MPS’ MJ47 Jaw Module

Terex Minerals Processing Systems’ (MPS) MJ47 primary jaw crusher module 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 or contractors who ...

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Aggregates equipment on display at World of Concrete

Jan 01, 2015

Aggregates equipment on display at World of Concrete

World of Concrete 2015 will be held Feb. 2-6 at the Las Vegas Convention Center. In 2014, the show attracted 1,250 exhibitors and more than 48,000 attendees. The show also offers a program of educational sessions for concrete professionals. Show hours and ...

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25 Days of RollOuts: Telsmith’s T400 Cone Crusher

Jan 01, 2015

25 Days of RollOuts: Telsmith’s T400 Cone Crusher

With 402-horsepower performance and a crushing capacity output range of 150 to 600 tons per hour, Telsmith’s T400 Cone Crusher boasts the largest-in-class clearing stroke and highest-in-class crushing force. The cone features a large clearing circuit, which is engineered to ...

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25 Days of RollOuts: Superior Industries’ AR Chevron Pulley

Dec 31, 2014

25 Days of RollOuts: Superior Industries’ AR Chevron Pulley

Superior Industries, Inc. offers a new longer-lasting model of its chevron pulleys, which are v-shaped wing pulleys designed to deflect fugitive material. Made from special high-tensile steel, the new AR Chevron Pulley model is designed for conveyor owners who require ...

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