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Aggregates Production Explodes in First Quarter

The estimated U.S. output of construction aggregates produced and shipped for consumption in the first quarter of 2016 was 443 million metric tons (Mt), an increase of 16 percent compared with that of the same period of 2015, according to the U.S. Geological Survey (USGS).

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MSHA Touts Results of April Impact Inspections

The Mine Safety and Health Administration (MSHA) announced that federal inspectors issued 90 citations and three orders during special impact inspections at 10 coal mines and three metal and nonmetal mines in April 2016.

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Symposium Features Frank Infrastructure Perspectives

Agency, academic and private-sector officials assessed long-range infrastructure planning against demographic changes, technology developments and funding mechanisms during a Northwestern University Transportation Center-hosted symposium, staged to release the Association of Equipment Manufacturers-commissioned “Mobility 2050” study.

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Nonmetallic Mineral Products Index Increases

The nonmetallic mineral products industry leading index increased 1.6 percent to 249.7 in April from a revised 245.7 in March, and its six -month smoothed growth rate increased to 2.4 percent from a revised -0.2 percent in March, according to the U.S. Geological Survey.

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Komatsu Unveils Intelligent Machine Control Units

KOMATSUKomatsu America Corp. introduced two new Intelligent Machine Control excavators – the PC360LCi-11 and PC490LCi-11 – and the D155AXi-8 Radio Controlled Dozer during a media event at the company’s customer center in Cartersville, Ga. Rock Products Associate Editor Josephine Smith participated in the event.

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