By Ron Hadaway Improvements to Tier 4 engines have helped burn cleaner fuel and reduce air emissions in articulated dump trucks, excavators and wheel loaders, to name a few types of heavy equipment. To help meet U.S. Environmental Protection Agency fuel requirement standards for all off-road diesel engines in the United States, Tier 4-compliant engines – designed with high-pressure common…
Read MoreDay: August 22, 2016
MINExpo Preview: Sandvik
At MINExpo 2016, Sandvik will showcase the latest in its portfolio of equipment and services, ranging from a single drill bit to mine automation, at Central Hall booth C-7309. Sandvik offers a wide range of automation solutions that customers can apply in order to maximize the full potential of their mine site while significantly improving safety. “Depending on customer requirements, we can…
Read MoreThe Rock Products Interview: Hal F. Williford Jr.
The President and CEO of Memphis Stone and Gravel Co. Talks About Leadership, Communications, Industry Engagement, Young Leaders and the Best Business Advice He Ever Received. By Mark S. Kuhar
Read MorePrecision Presplitting – Spacing Variations
Calculating the Explosive Load Based on Spacing. By Anthony Konya and Dr. Calvin Konya
Read MoreCaterpillar Sponsors NASA Robotic Mining Competition
By Mark S. Kuhar On May 18-20, the seventh annual NASA Robotic Mining Competition was held at the Kennedy Space Center Visitor Complex in Titusville, Fla. More than 45 university-level teams designed and built remote controlled mining robots to traverse a simulated Martian terrain.
Read MoreMine Act Permits Access to Personnel Records in Discrimination Investigation
By Ellen Smith A divided Review Commission ruled that MSHA can demand copies of certain personnel records not required to be kept under the Mine Act if the records assist in determining compliance with the anti-discrimination provisions of the Act.
Read MoreNew Construction Starts in June Drop 7 Percent
Public Works Retreat; Nonresidential Building Shows Improvement; Highways Rise. By Mark S. Kuhar
Read MoreSell Your Old Pallets, Buy Recycled Ones
Every year, 1.9 billion wooden pallets are in circulation in the United States, transporting a variety of goods. Pallets are 100 percent reusable, recyclable and come from a renewable resource.
Read MoreTask Training: How MSHA Cites Operators for Unsafe Acts
There Are Two Main Reasons MSHA Focuses On Unsafe Conditions, Not Unsafe Acts, And Those Reasons Are Related. By R. Brian Hendrix
Read MoreJuly Construction Starts Slip 2 Percent
At a seasonally adjusted annual rate of $586.3 billion, new construction starts in July fell 2 percent from the previous month, according to Dodge Data & Analytics. A steep drop by electric utilities pulled down the nonbuilding construction sector, which in turn contributed to the slight decline for total construction starts.
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