Aggregates Manager Digital Magazine
Issue link: http://read.dmtmag.com/i/632397
On Our Cover: Guernsey Quarry moves toward modernization. Cover photo by Kerry Clines. COLUMNS & DEPARTMENTS FEATURE ARTICLES 21 Optimizing Drilling and Blasting A good shot should improve production and effi ciency throughout the plant. Our expert tips can help you achieve that shot. OPERATIONS ILLUSTRATED Cleaning the undercarriage is one of the most important daily tasks an operator can perform to ensure the life and longevity of the undercarriage. Superior Industries has a new technology to maintain level movement when its Telestackers travel. FEBRUARY 2016 | VOLUME 21, NUMBER 2 14 Recognition in the Rockies Since Martin Marietta acquired Guernsey Quarry in 2009, quarry employees have turned it into something to be proud of, blazing the trail for recognition and honors. 26 15 Tips for a Healthy Undercarriage The undercarriage represents a signifi cant portion of a ma- chine's owning and operating costs, so protect your invest- ment. 31 Clean and Classifi ed Washing and classifying equipment can solve myriad prob- lems ranging from product dryness to fi nes recovery. 36 A New Approach to Gravel Road Repair A linear crusher rehabs gravel roads using onsite material at a fraction of the cost of traditional methods. 3 Editorial EPA oversteps when promotng WOTUS. 4 Data Mining The latest fi nancial analysis of issues impacting in the industry and Aggregates Manager's exclusive aggregates industry outlook. 7 State and Province News A roundup of the latest news in North America. 11 RollOuts Atlas Copco's FlexiRoc T20 R drill rig, and other new equipment for the aggregate market. 40 Rock Law DOJ and DOL may increase prosecutions of worker safety-related cases through its "worker endangerment initiative." 42 Advertiser Index See who's who and where to fi nd their products. 43 Classifi ed Ads Aggregate industry classifi eds. 44 Carved in Stone The Glasshouse Mountains are a geologic wonder. PAGE 26 PAGE 11 TABLE OF CONTENTS