Features

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

Blasting mechanics revisited: Blasting design standards

February 21, 2019By and

Knowing how to control a blast’s effects is critical for your operation. Fortunately, basic principles emerged more than 50 years ago to simplify setup.

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P&Q Profile: Route 82 Sand & Gravel’s Stewart Petrovits

February 20, 2019By

A conversation with the owner/vice president of Route 82 Sand & Gravel.

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Situated near the border with West Virginia, the ZX350LC-6 excavator operates amid stunning surroundings at Boxley Materials’ Rich Patch Quarry. Photo courtesy of Hitachi

Versatile excavator is the complete package at Boxley Materials

February 20, 2019By

Offering durability and versatility, a cost-effective excavator provides a Boxley Materials quarry everything it needs – and more.

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The 2019 Pit & Quarry Hall of Fame Induction Ceremony drew the aggregate industry to Indianapolis. Photo courtesy of PamElla Lee Photography

Slideshow: 2019 Pit & Quarry Hall of Fame guests

February 19, 2019By

Images from the 2019 Pit & Quarry Hall of Fame induction ceremony, as well as a few shots of those who attended the festivities.

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CRH's Randy Lake, left, and Weldon Materials' Bob Weldon. Photo courtesy of NSSGA

Slideshow: 2019 NSSGA Annual Convention highlights

February 19, 2019By

Photo highlights from the National Stone, Sand & Gravel Association’s (NSSGA) 2019 Annual Convention in Indianapolis.

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Washington Samuel Tyler is one of four members of the 2019 class of the Pit & Quarry Hall of Fame. Photo courtesy of PamElla Lee Photography

Slideshow: A tribute to Hall of Famer Washington Samuel Tyler

February 19, 2019By

Images from the 2019 Pit & Quarry Hall of Fame Induction Ceremony related to Washington Samuel Tyler of W.S. Tyler/Haver & Boecker.

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McLanahan's George Sidney delivers remarks upon his induction to the Pit & Quarry Hall of Fame. Photo courtesy of PamElla Lee Photography

Slideshow: A tribute to Hall of Famer George Sidney

February 19, 2019By

Images from the 2019 Pit & Quarry Hall of Fame Induction Ceremony related to McLanahan Corp.’s George Sidney.

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Polydeck's Manfred Freissle is enshrined in the Pit & Quarry Hall of Fame Feb. 11, 2019, in Indianapolis. Photo courtesy of PamElla Lee Photography

Slideshow: A tribute to Hall of Famer Manfred Freissle

February 19, 2019By

Images from the 2019 Pit & Quarry Hall of Fame Induction Ceremony related to Manfred Freissle of Polydeck.

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