By Mark S. Kuhar
Sustained funding and improved practices over the past 25 years have led to a steady improvement of the condition of U.S. bridges. The latest National Bridge Inventory (NBI) data released by the U.S. Federal Highway Administration reveals a remarkable decline of structurally deficient bridges to 55,309 (9 percent of nationwide inventory) in 2016 from 118,757 (21 percent of the inventory) back in 1992.
By Christopher Hopkins
In February 2014, the Boy Scouts of America (BSA) along with the Society for Mining, Metallurgy and Exploration (SME) created a new merit badge, “Mining in Society,” which studies the history of mining, the purpose of the materials, reclamation and careers. There are numerous tasks that are required to earn the merit badge but there are specifically three that aggregates facilities can assist with.
By Rocky McRiprap
By Mark S. Kuhar
Winter is the time of the year when the relationship between man and machine is put to the ultimate test. From frostbite to fatigue failures, operating in extremely low temperatures where downtime is not an option is always a challenge. Terex Trucks’ Regional Customer Support Manager John Hunter offers some key practices to aid safe operation, and prevent damage to off-highway haulers in the cutting cold. He knows from experience, as a veteran of temperatures of -30 degrees during winter in Siberia, Russia.
Read more: Brrrr! Terex Trucks Offers Extreme Weather Protection Advice
By Anthony Levandowski and Lior Ron
Highways are the backbone of America. They are the country’s original network, and have sparked new communities and businesses in their wake. Today, U.S. interstate highways total 222,000 miles and carry the 4.3 million commercial trucks that have become just as powerful a symbol of the American transportation system as the roads themselves.
