Articles

PHOTOS: Reclamation photo contest entries showcase post-mining opportunities

PHOTOS: Reclamation photo contest entries...

- Jun 30, 2015

This spring, Aggregates Manager put out the call for entries into our second annual photo contest. While reclamation posed a bit ...

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Equipment acquisition trends

Equipment acquisition trends

- Jun 15, 2015

Crushers   Screens   Conveyors   Wheel Loaders   Excavators  

Paving Barre’s future

Paving Barre’s future

- Jun 08, 2015

‘The confusion…between hardness and toughness, has led to serious practical errors in the choice of materials for roads, inasmuch as ...

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The nation’s  top 25 crushed stone producers

The nation’s top 25 crushed stone...

- Jun 04, 2015

Domestic production data for crushed stone were derived by the U.S. Geological Survey (USGS) from voluntary surveys of U.S. producers. ...

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An end to aging iron?

An end to aging iron?

- Jun 02, 2015

While the recovery of the aggregates market has been much more on pace with the turtle, rather than the hare, ...

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Coming attractions: Crystalline silica rulemaking

Coming attractions: Crystalline silica...

- Jun 02, 2015

The Mine Safety and Health Administration’s (MSHA) current standards limit exposures to quartz (crystalline silica) in respirable dust. The metal ...

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Aggregates producers talk about investing in iron

Aggregates producers talk about investing in...

- Jun 02, 2015

Earlier this year, the Aggregates Manager 2014-2015 Forecast Study showed that operators are optimistic. A total of 42 percent predicted ...

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MSHA’s new RTLB compliance tool may come with a price

MSHA’s new RTLB compliance tool may...

- May 01, 2015

During a stakeholder meeting on Feb. 25, 2015, the Mine Safety and Health Administration (MSHA) unveiled a new online web ...

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A vibrating grizzly feeder not only absorbs the shock of large dump loads, it also improves the efficiency of the primary crusher

A vibrating grizzly feeder not only absorbs...

- May 01, 2015

In the world of aggregate crushing, the word “feeder” can apply to many different devices. There are roller belt feeders, ...

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In the 1800s, teamsters got an early lesson on the economics of transporting granite during the construction of Vermont’s second state house

In the 1800s, teamsters got an early lesson...

- May 01, 2015

“The walls of the exterior are of granite, which shews the architectural details to great advantage.” — Zaddock Thompson, 1842, ...

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