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Pit & Quarry Weekly Report
JANUARY 17, 2020
Photo: Metso
How Metso and McCloskey came together
One of the more noteworthy 2019 transactions involving equipment suppliers was Metso’s purchase of McCloskey International, the Canadian-based manufacturer of mobile crushing and screening plants. Get the inside scoop on the purchase.
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Photo: Haver & Boecker Niagara
Caring for vibrating screens through winter
While vibrating screens are built for the harsh conditions in which they’re used, there are best practices to ensure they continue to perform despite the season. Take a look at them now.
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Photo: Major
Five winter maintenance tips for screen media
Whether shutting down for the winter or pressing through, aggregate processing operations must take steps to maintain productivity and minimize maintenance costs. Check out these five steps.
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Photo: P&Q staff
Selecting the right screening equipment
KPI-JCI & Astec Mobile Screens to highlight variety of tech at
ConExpo-Con/Agg 2020

P&Q University Lesson 8: Screening
P&Q file photo  
Check out a view of the Mitchell vibrating screen from 1920 at Sioux Falls Granite’s new operation. The new plant produced about 500 tpd from 10-hour workdays once fully operational.
P&Q file photo
The United Fuel & Supply Co. in Detroit utilized this unique screening setup, where screens are staged at right angles to the flow of material instead of parallel to the bins. The arrangement divided the flow of material in half to pass over a series of screens and saved on the height at the plant.
Source: P&Q archive
Washington’s rising aggregate supply crisis
Southwest Washington producers face mounting challenges from their communities and local governments that threaten the supply of construction materials.
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A year of twists and turns with MSHA
Ogletree Deakins’ Bill Doran and Margo Lopez reflect on the Mine Safety & Health Administration’s (MSHA) key 2019 developments.
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Cover photo: koer/iStock / Gerry Images Plus/Getty Images

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