BUYERS’ GUIDE | RETC
Kilduff Underground Engineering (KUE) Specializing in underground design with a specific focus in the design, inspection and rehabilitation of tunnels with sizes ranging from 12-inches up to 60-feet in diameter. KUE is capable of designing tunnels utilizing all available technologies to excavate and support the proposed opening. Additionally, the firm provides standard geotechnical design services, deep excavation support designs (SOE), claims support, construction management services, as well as designs, installs and monitors geotechnical instrumentation.
kilduffunderground.com
Mining Equipment We are happy to welcome innovative German manufacturer Mühlhäuser to the Mining Equipment family. This important acquisition represents our first step into the European market, and we are excited for the opportunity to do what we do best: give contractors the best support in the industry, one project at a time. Mining Equipment’s first European office, in Michelstadt,
Germany, will coordinate our expanded supply of locomotives, rolling stock, mine hoists, mine winches, and ventilation equipment in the new market. This offering will be enhanced by Mühlhäuser’s bold designs, engineering depth, and regional experience. Mühlhäuser’s Paul Zeder will head up operations at the new facility, and fellow Mühlhäuser veteran Marco Langnickle will be our design engineer.
www.miningequipmentltd.com
Northwest Laborers-Employers Training Trust (NWLETT) The Northwest Laborers-Employers Training Trust is an accredited institution granted by the Council on Occupational Education. Comprehensive laborers’ training programs, taught by ANSI- Certified Instructors, lead to a safer and more dependable workforce. Safety Hazard Awareness for Tunnels (SHAFT) is a 40-hour classroom course consisting of a blend of classroom discussion and use of materials and mock-ups focusing on basic tunnel safety. The 40-hour Tunnel Rail Course details the tools, vocabulary, procedures and equipment required to assemble and disassemble a ring steel-lagging tunnel. The 40-hour Tunnel Utilities Course details tools and vocabulary, hazard analysis and installation and disassembly of utilities, conveyor systems and walkways.
www.nwlett.edu
Optimas Tunnel infrastructure project owners and tunnel lining manufacturers around the world trust Optimas for their fastener solutions – from connecting dowels, bolts and injection systems to anchors and any other accessories used in the production of high-quality, one-pass precast segmental tunnel linings. The same dedication to quality and service during the last
20 years has led us to supply hundreds of projects worldwide, assisted by a network of agents across nine countries.
https://international.optimas.com
TERRATEC Incorporated in 1990, TERRATEC is one of the world’s leading designers and manufacturers of Tunnel Boring Machines, encompassing all ground conditions and diameters – ranging from 0.60 to over 16 meters – as well as TBM back-up equipment, Raise Boring Machines and other custom-engineered products for the tunnelling and mining industries. TERRATEC’s success is based on the experience and excellence of its engineering team which includes engineers with more than 40-years of experience in the design and manufacture of tunnelling and mining machines. TERRATEC is also fully managed by engineers enabling quick and efficient solutions that meet customer expectations. TERRATEC ALWAYS ADVANCING.
www.terratec.co
Tunnel Radio of America Tunnel Radio of America is an ISO-9001 certified manufacturer and Women-Owned Small Business, headquartered in Corvallis, Oregon. For 35 years, Tunnel Radio has distinguished itself as the trusted designer, manufacturer and installer of specialized radiating-cable antenna systems (“leaky-feeder”) for underground or unreachable areas. Tunnel Radio’s Ultracomm®
Leaky Feeder System provides
rugged and reliable communication and RFID tracking solutions for today’s tunneling environment. A custom-designed Ultracomm network eliminates dead zones, improves safety, efficiency and security underground and on the surface. Tunnel Radio’s 24/7 technical support is service-led and staffed by the people who built your system.
http://www.tunnelradio.com/infrastructure
34 | Summer 2023
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