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Allegheny Mineral Corp.

Chris Upp attended the Missouri Limestone Producers Association’s Annual Convention late last year with his wife Jill. Pictured alongside the Upps is Horton Supply Co.’s Collin Swift.

Quarry Faces: January 2023

Check out a gallery from recent industry events, including meetings of the industry’s Missouri and Pennsylvania associations. Keep Reading

Photo: P&Q Staff

Quarry Faces: October 2022

Check out some photos from recent P&Q trips, including a ConExpo-Con/Agg 2023 exhibitor meeting and a site visit to Allegheny Mineral’s Bison Plant. Keep Reading

Nordberg HP400 cone crushers handle the Bison Plant’s secondary and tertiary crushing. Photo: Allegheny Mineral

Allegheny Mineral working smarter, not harder with plant

The aggregate producer’s Bison Plant in Worthington, Pennsylvania, which contains creative tools and tech, is proving to be a productive performer five years in. Keep Reading

Allegheny Mineral Corp. opened up the Bison Plant, which mines underground, in 2017. Photo: P&Q Staff

Why some producers are looking underground for answers

What does the future look like for mining aggregates beneath the surface? P&Q’s Kevin Yanik explores in his October 2022 column. Keep Reading

An illustration exhibits vibration in three directions: vertical (z), side to side (y) and back to chest (x). Photo courtesy of NIOSH.

Preventing exposure to whole-body vibration

How vibration from heavy machinery affects operator health, and what you can do to minimize the intensity and frequency of these common events. Keep Reading

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