BUYERS’ GUIDE | RETC
AECOM
With more than 2,000 miles of transit, roadway, water and energy tunnel projects worldwide, AECOM is at the forefront of the industry. Our 500 tunneling experts and 2,000 geotechnical engineers develop innovative, award-winning solutions for our clients’ toughest challenges worldwide. AECOM understands that specialized services are vital to a
successful project. We bring extensive expertise in ESG and digital design, including alternative delivery and construction management. We provide fully integrated services to each aspect of
large-scale tunnel design, management, inspection, rehabilitation, ventilation and FLS, and construction. We are driven by a common purpose to deliver a better world.
aecom.com/tunneling
Bradshaw Construction Corporation With more than four decades of experience, Bradshaw Construction Corporation continues to specialize in tunnel construction for the utility and transportation industries. We have constructed over 300,000 linear feet of tunnels by pipe jacking and tunneling methods using microtunneling machines, EPB, conventional tunnel boring machines, digger shields, auger boring rigs, SEM (sequential excavation methods), hand-mine-liner-plate and wood-box tunneling. In this increasingly complex and congested world, we believe the future holds an ever-increasing demand for cost effective, quality underground construction. It is our continuing goal to combine superior craftsmanship with innovative tunnel engineering and construction technology so as to meet this need.
www.bradshawcc.com
Chemgrout With of 60 years of experience, ChemGrout’s Underground Series offers exceptional productivity for the grouting of water cut-offs, cable stays and rock bolts. Their patented pumps are industry standards offering reliability and durability, along with unique features simplifying clean-up and maintenance. Outputs range up to 52 GPM and pressures to 2000 PSI. Complete integrated mixing and pumping units are available in a variety of power options, including air, electric, electric/hydraulic, gasoline and diesel/ hydraulic. Offering many unique and innovative features, ChemGrout has remained an industry leader in grouting equipment since 1963.
www.chemgrout.com
Crux
Crux is a leader in geotechnical construction and exploration, combining innovative equipment and techniques with experienced team members to provide engineering and drilling services on some of the most logistically challenging projects in North America. With significant experience on a wide range of tunnel projects, we offer a broad understanding of challenging data acquisition and ground improvement techniques for tunnel upgrades and new tunnel construction. Expertise extends to high core recovery, borehole surveying and instrumentation, as well as pre-excavation stabilization including dewatering, permeation and compaction grouting, tube arch canopies, and cased horizontal boreholes.
www.cruxsub.com
Delve Underground Delve Underground is a leader in heavy civil engineering, serving the transportation, water, wastewater, and energy industries. Specializing in tunnel design, we provide innovative solutions to the most challenging underground problems. We offer comprehensive design, construction management, and dispute resolution capabilities. Founded in 1954, as Jacobs Associates, Delve Underground is an employee-owned firm with 21 offices and 350 team members throughout the United States, Canada, Australia, and New Zealand.
www.delveunderground.com
DSI Tunneling LLC Customized Ground Support Solutions by DSI Tunneling LLC As a leading one-stop-shop supplier, we support Underground activities with warehouses and manufacturing sites in Canada, Brazil, Chile, Mexico, Peru, and the USA. We meet our customers’ demands locally with operations in 70 countries across all continents and over 2,000 employees worldwide. Specialist for Customized Tunneling Systems and Equipment Designed to make tunneling safer, our ground support systems are engineered and customized to your specific application. With our anchor systems, steel ribs, liner plates, manufactured in Louisville, KY, we fulfill your ground control requirements quickly and efficiently—anywhere in the States.
www.dsitunneling.com
32 | Summer 2023
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