GeneralSummer Shotcrete Classic Yoggy
George D. Yoggy
Read MoreAt the beginning of the 20th century, signif-icant pieces in the foundation of America™s Industrial Revolution were established in the Lehigh Valley of Eastern Pennsylvania. Iron and steel, important products to the early development of our continent, were produced in Bethlehem, PA, and the first
GeneralWet-Mix or Dry-Mix Shotcrete… or Both?
Craig McDonald
Read MoreFor some, it may seem inconceivable, but a few equipment manufacturers produce machines capable of both wet-mix and dry-mix shotcrete spraying without converting the equipment. The method these machines use is known as the wet-thin stream method of conveyance.The design is based on the rotor-style
GeneralWhat Should You Consider When Choosing a Wet-Mix Shotcrete Pump?
Paul Sulman
Read MoreWhen it comes to pumping a typical concrete mixture, let™s face it”most pumps out there will work. When it comes to pumping a shotcrete mixture, however, your choice of pumps is critical.Shotcreting can be the most demanding job for a concrete pump. Basically, you are
GeneralEquipment Maintenance
Ray Schallom III
Read MoreThis article touches on both wet- and dry-mix shotcrete equipment maintenance that is not typically in the owner™s manual. Equipment manuals for the dry- and wet-mix machines have a section on maintenance that tells you what to grease and check on a daily basis. Wet-mix
GeneralQuality and Shotcrete
Edward Brennan
Read MoreMany factors affect the quality of shotcrete. The shotcrete process itself provides a unique and effective placement technique for portland cement concrete. For the shotcrete process to yield the highest possible quality product, however, many factors must be considered. The shotcrete process has both obvious
GeneralRespiratory Protection
Lynn Feiner
Read MoreAnswer: Respiratory illness can take years to develop. As with smoking, the delayed but high-risk results sometimes make it difï¬ cult, crucial, to convince employees to wear respi-rators in certain environments, even if the air does not appear to be harmful. The key to convincing
GeneralASA Mega-Demo Hits the Jackpot
ASA
Read MoreThe American Shotcrete Association (ASA) and Hanley Wood teamed up to present a shotcrete extravaganza in Las Vegas, Nevada, during the 2005 World of Concrete. Encouraged by the successful Mega-Demo in 2001, the leadership
GeneralThe Changing Job Site
Chris Zynda
Read MoreWe all know job-site conditions can undergo constant changes. The best safety tip for these changing job-site conditions is to check all job sites before crews are dispatched. This inspection will take a little time and may be a little inconvenient, but after the inspection
GeneralU.S. Shotcrete Standards Update
Peter C. Tatnall
Read MoreMuch has happened since the last update on the activities of various shotcrete organi-zations and committees in the Summer 2004 issue of Shotcrete. Probably the most important, at least to this author, is that I have retired from full-time employment from SI Concrete Systems and
GeneralSafety Shooter : Working Safely in Cold Weather
Todd Bennett
Read MoreOnce again the frost is on the pumpkin by guest author and Old Man Winter is at the door. With Todd Bennett less daylight and colder temperatures, we need to adjust our safety programs from avoiding heat exhaustion, dehydration, overexposure, and sun-related illnesses to preparing