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P&Q Staff

Launched in 1916, Pit & Quarry magazine serves the multi-billion-dollar aggregates mining industry. It offers its readers informative articles about the equipment and technology used by producers of crushed stone, sand and gravel. Pit & Quarry’s editorial content is based on extensive reader research. The editorial staff covers the industry from the field, traveling thousands of miles each year to visit quarries, sand and gravel plants, and attend industry trade shows and conferences. With editorial offices in Cleveland and an experienced staff of contributing writers, Pit & Quarry has more editorial resources at its disposal than any other aggregates industry magazine. First launched in 1996, Pit & Quarry’s web site has become the leading online information source for aggregates producers. Using the latest technology, it provides visitors the most current and comprehensive information possible.

Bruno Nordberg

http://www.youtube.com/watch?v=niScMJq0xYo&w=640&h=385 Bruno Nordberg, a Finnish-born immigrant, founded the Nordberg Manufacturing Co. in 1886 and first achieved success and recognition in the field of steam engines. He later expanded into a range of products that included crushing, grinding and screening equipment for the aggregates and mining industries. Nordberg Manufacturing later formed into the present-day Metso Corp. Pit & Quarry established an industry Hall of Fame in 2012 to pay tribute to the pioneers of the past and present-day industry leaders. A neutral board comprised of various industry segments reviews all nominations and determines which individuals earn induction to the Hall of Fame. Keep Reading

pitandquarry x LookBook Outlet Store Festival Dress

pitandquarry x LookBook Outlet Store Festival Dress is Perfect for Play, Parties and Clubbing If you’re ready to swing, you’re ready to go all out in the hottest items on the market. What can be hotter than fringe? This pitandquarry x Lookbook outlet cute little jersey is a festivity special and sure to be the rave at nightclubs and discotheque’s. Mini-length, it has a wide, sleeveless cut and a round neckline. It’s very close fitting, has a closed back, and generously fringed sides. The absolute definition of play-time wear, this party dress is 96% cotton and 4% elastane. It’s machine washable, making it an ideal item for holiday travel. To ensure an exact fit, check the size guide. The dress is available in all standard sizes for small to large women, with a conversion chart for centimeters and inches. Keep Reading

Deister Machine Co.: Exciter Vibrating Mechanism

The Exciter Vibrating Mechanism from Deister Machine Co. is designed for use with large linear-stroke screens and feeders. Multiple units can be positioned in series and linked by flexible shaft couplings to provide exceptional B-10 bearing life in conjunction with aggressive G-force. State-of-the-art CNC manufacturing processes ensure tight tolerances and precision fits for the entire assembly. Innovative seal, shaft and bearing designs provide a rugged unit that is easy to maintain, especially when combined with the Deister System Saver Oil Filtration System. Removable external counterweight slugs allow for easy output force adjustment over a wide speed range. The Exciter Vibrating Mechanism can be driven by V-belts or direct-drive flexible shaft.   DeisterMachine.com Photo: Deister Machine Co.   Keep Reading

An eye on safety

The human eye is a complex and intricate organ that provides us with the invaluable sense of sight. Commonly referred to as our windows to the world,
eyes allow us to take in the majority of information we obtain about the environment around us. In fact, experts agree that the eyes contribute to nearly 85 percent of an individual’s total knowledge. Because we rely on our eyes for nearly every activity we perform, most individuals value the sense of sight above all others. The eyes are considered the most complex organs in the human body, second only to the brain. Each eye is made up of more than 2 million working parts and is capable of detecting more than 10 million colors. The human eye can process 36,000 bits of information every hour, and its lens is faster than any existing camera lens. No human inventions, including computer-assisted cameras, rival the human eye in complexity and function. Measuring about an inch in diameter in adulthood, the eye is made up of… Keep Reading

2014 Aggregate Events

Pit & Quarry Hall of Fame Induction Ceremony March 20 Nashville, Tenn. AGG1 Aggregates Academy & Expo Mar. 22-24 Nashville, Tenn. Keep Reading

Doosan: DL550-3 wheel loader

Doosan's DL550-3 wheel loader replaces the DL500 model and is the largest one in the company's line. With an operating weight of 69,655 lbs., a breakout force of 58,450 lbs. and a full-turn tipping capacity of 48,061 lbs., the DL550-3 is designed for larger material handling applications. Hp has been increased to 380 with a six-cylinder diesel engine that has been optimized for use with selective catalyst reduction and diesel exhaust fluid to comply with Interim Tier 4 emission regulations. The engine features a high-pressure common-rail design with direct fuel injection, electronic control and four valves per cylinder. www.doosanequipment.com Photo: Doosan Equipment Keep Reading

Breaker Technology Inc.: TRX64 Rockbreaker system

Weighing more than 110,000 lbs., the new TRX64 Rockbreaker system combines a reach of 64 ft. and a breaker impact force of 12,000 ft.-lbs. The TRX Series booms range in length from 48 to 64 ft., carrying breakers from 8,500 to 20,000 ft.-lbs. classes, depending on reach. The TRX64 represents BTI’s 2,000th system produced, and its model range of Rockbreaker boom systems can cover any breaking application – from a 12-ft. plant-mounted system on a mobile crusher, to a 64-ft. system with the new TRX64, and everything in-between. www.Rockbreaker.com Keep Reading

Wabash MPI: G28-12-PCR-X

Wabash MPI has developed a proppant crush test press for use with sand, resin-coated sand and ceramic proppant used in the fracking process.  The model G28-12-PCR-X in the Genesis Series offers compression force ranging between 2 and 28 tons within a 2.5 percent deviation. The 12-in. x 12-in., full-guided hardened plates have adjustable stops for crush die centering. Operator interface provides an easy setup of control parameters with ample recipe storage, an Allen Bradley programmable controller, a PanelView touch screen and closed-loop control of clamp pressure. www.wabashmpi.com Photo: Wabash MPI Keep Reading

Komatsu America Corp.: PC490LC-10 hydraulic excavator

Komatsu America Corp.'s PC490LC-10 hydraulic excavator is Tier 4 Interim certified. This excavator is equipped with the latest Komtrax technology, which sends machine-operating information to a secure website utilizing wireless technology. Data such as operating hours, location, cautions and maintenance alerts are relayed to the web application for analysis. According to Komatsu, the Komtrax fleet monitoring system increases machine availability, reduces the risk of machine theft, allows for remote diagnosis by the distributor and provides a wealth of other information to drive business efficiency and productivity. www.komatsuamerica.com Photo: Komatsu America Corp Keep Reading

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