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Get Back to Health

Concentra, a health and wellness company with 312 urgent care and occupational medicine centers in more than 40 states, reminds quarry workers that back injuries can be prevented.

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Mine Operators Hold Key to Safe Workplaces

By James Sharpe

In the June issue, the Healthy Dialogue column “Time to Modernize Mine Safety” drew a response from the CEO of an aggregate mining company. In an e-mail, he said he agreed with my opinion that a good safety program should be risk-based. However, he said I was mistaken when I said the onus for mine safety and health should be squarely on the shoulders of the mine operator.

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The Frac Sand Explosion

There is quite a bit of industry buzz right now about “frac sand,” also known as proppant. The product is used in hydraulic fracturing, a process by which frac sand is combined with a viscous gel and forced down oil and gas wells at high pressure to prop open the fractures. Depending on the rock bed that is to be fractured, different pressures are used which form different size fractures. It is in these fractures in the rock bed that frac sand is used.

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Off-Highway Diesel Prices

The national estimated average price for off-highway diesel fuel as of July 25 is $3.701. That is slightly higher than last week's average of $3.686.