Tag: blasting

Richard Ash presented key ratios 56 years ago that could be applied throughout surface blasting conditions to give comparisons between multiple types of operations. Photo: iStock.com/Xesai

Evaluating the effectiveness of powder factor

June 12, 2019By and

Powder factor design, which does not provide any indication of breakage, muck pile characteristics or environmental considerations, is a dated approach that ultimately costs producers.

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Photo courtesy of WipWare

Easily corrected blasting deficiencies

June 11, 2019By

Equipment manufactures offer simple measures aggregate producers can deploy to enhance their operation.

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The majority of aggregate producers who manage their own blasts do so to have a better handle on costs. Photo courtesy of Enaex.

Benchmarking your operation’s drilling & blasting process

June 10, 2019By

An exclusive P&Q survey on drilling and blasting provides aggregate producers a means to measure themselves.

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Arizona Drilling & Blasting is a division of Fisher Sand and Gravel. Photo courtesy of Pete Tramontanas.

P&Q Profile: Arizona Drilling & Blasting’s Pete Tramontanas

May 29, 2019By

P&Q’s conversation with Pete Tramontanas, the general manager of Arizona Drilling & Blasting.

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John Capers, right, served on the NFPA (National Fire Protection Association) 495 and 498 Committee on Explosives and as a technical advisor and reviewer for many publications and programs. Photo courtesy of Austin Powder

Austin Powder’s Capers honored for blasting expertise

April 22, 2019By

Technical manager John Capers was presented a special award at this year’s Ohio Drilling & Blasting Conference.

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In terms of rock strength, blasts today are often designed only considering rock density because rock generally gets stronger as it gets denser. Photo: iStock.com/xtrekx

Blasting mechanics: Material properties and powder factor

April 17, 2019By and

Read about the true influence rock strength, rock structure, velocity and powder factor have on a quarry blast’s effectiveness.

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The exhibit hall showcased the latest products and technology from more than 180 organizations in the explosives and related industries. Photo courtesy of ISEE

Slideshow: ISEE conference draws record attendance

February 22, 2019By

More than 1,800 people gathered in Nashville, Tennessee, for the 45th Annual Conference on Explosives & Blasting Technique.

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Ensure all of your personnel are at a safe distance when a blast is set to occur. Photo courtesy of Dyno Nobel

Blasting precautions you must take

October 24, 2018By

Dyno Nobel’s Joe Nawrocki shares how to prevent premature detonation and flyrock at your operation.

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