Pit & Quarry, July 2015
VOLUME 108 JULY 2015 No 1 pg 36 Columns Business More 26 Special Report MegaProducers 2015 List of the largest 100 crushed stone operations in the United States 28 Community Relations Out of this world Planetary rovers are being tested at a Massachusetts sand and gravel operation BY LORETTA SORENSEN 34 Safety and the Law Miners and marijuana BY MICHAEL T HEENAN ESQ 44 Hall of Fame Brick and mortar Pit Quarry partners with the National Mining Hall of Fame Museum BY MEGAN WILKINSON 54 Business The art of recordkeeping Knowing which documentation to save can make it less of a hassle BY MARK E BATTERSBY 64 Looking Back Material moving along a screen deck Photo by Tom Hingst Photos from the Pit Quarry archive Classifieds Ad Index 60 Classified Advertising 63 Advertiser Index Up Front 2 An Inside Look Carnival season BY DARREN CONSTANTINO EDITOR IN CHIEF 4 Brand New Equipment just released to the market 8 Industry Snapshot Vital industry news and economics BY KEVIN YANIK Equipment Technology 14 Equipment News The latest developments from equipment manufacturers 32 Pumps Roundup Some of the latest offerings from top manufacturers 36 Crusher Safety Safe and sound Work culture and technology are creating safer crushing environments at quarries BY KEVIN YANIK 48 Equipment Research Higher learning One manufacturer teams with academia to prepare for paradigm shifts in the industry BY MACKENZIE GORHAM Equipment Focus Screening 16 Old meets new A pair of crushers are positioned with a heavy duty screen in a custom fabrication job thats providing productivity and portability BY KEVIN YANIK 20 Best practices Deisters Joe Schlabach discusses the benefits of various screening options and more BY MEGAN WILKINSON 22 Equipment and technology Portable screening plants decks screen media and more www pitandquarry com July 2015 PIT QUARRY 1
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