Tunnel Business Magazine

APR 2018

TBM: Tunnel Business Magazine is the market leader for North America. TBM is written for leading professionals in all aspects of tunneling and covers project stories, design elements, contracting strategies, legal issues, new technology and more.

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TUNNELINGONLINE.COM TBM: TUNNEL BUSINESS MAGAZINE // APRIL 2018 Complementary skills in technical areas include tunnel rehabilitation, ground sta- bilization and treatment, tunnel systems, ventilation, and life safety and security. With 16,000 employe employee-owned companies. Nicholson on has been both a leader and an innovator in the geo- technical construc- tion industry for more than 60 years. With regional offices across the country and headquarters locate - olson is a nationally renowned specialty contractor, offering proven expertise in the design and installation of deep founda- tion elements, earth retention systems and ground treatment solu on prides itself on its ability to consistently provide clients with innovative, high- quality design-build options for projects of varying size and complexity on bsidiary of Sole- tanche Bachy, one of the world's leading geotechnical contractors, and is part of a global network of unparalleled geotechni- cal resources and expertise. Nightstick The XPR-5560G Re- chargeable Intrinsically Safe Permissible Dual-Light Cap Lamp features a spotlight, floodlight and duel-light. The floodlight and spotlight offer two selectable bright- ness s 45 lumens (LOW). You can have them on simultaneously for maximum user safety, and the 5-lumen "Survival de" provides 170 hours of run-time in an emergency situa ertified, as well as IP-67 rated dustproof/waterproof. An in- tegrated rechargeable lithium-ion battery powers the cap lamp. Normet growing and innova- tive technology company with a passion to offer continuous improvement to under- ground construction and mining processes for increased safety, productivity and prof- itability oad underground offering: Equipment for concrete spraying and transport, explosives charging, scal- ing, lifting, installation works, and logis- tics; Construction chemicals for sprayed concrete, admixtures for all types con- crete, injection systems for rock improve- ment, reinforcement systems for high deformation conditions, spray applied wa- terproofing systems and needed chemicals f chnology covering hard rock, EPB, open face and slurry type machines; and the new generation energy absorb- ing rock bolting system; the D-Bolt system specially designed for efficient and reliable rock reinforcement, in both squeezing and burst-prone strata conditions. Parsons Parsons is a technology-driven engineering services firm with more than 70 years of experi- ence in the engineering, construction, technical and professional services indus- tries. Parsons has successfully delivered some of the largest and most complex tunneling and underground construction projects in the world. From planning and design through construction management and operations, Parsons provides a com- plete range of services for water, wastewa- ter and transportation tunnels. Whether your project involves soft ground, rock, or mixed-faced conditions, Parsons' dedi- cated staff of more than 100 tunnel pro- fessionals have the experience and skills to manage the risks and deliver safe, eco- nomical and innovative solutions. Schnabel Foundation Co. Since 1959, Schna- bel Foundation Co. has been providing design-build solutions for excavation sup- port and deep foundations to contractors and owners throughout the United States. Schnabel's services include secant piles for access shafts, jet grouting, micropiles, tiebacks, tiedowns, excavation support systems and cut-off walls. Contact one of Schnabel's nine regional offices with your tunneling problem and put the firm's expe- rienced engineers, specialized equipment and quality craftsmen to work for you. Shannon & Wilson Shannon & Wilson is a n a t i o n a l l y recognized consulting firm providing quali- ty services in geotechnical engineering and the applied earth sciences to governmental and private clients since 1954. Shannon & Wilson works nationally and internation- ally from 13 U.S. offices. The firm has com- pleted 900-plus tunnel projects including: the world's largest diameter (84-ft OD) soft ground tunnel and largest diameter (57-ft OD ountry's deep- d transit station in soil. Recent projects include Seattle's Alaskan Way Viaduct and Sound Tr - gate Link, L o's Regional Connector and Westside 1, St. Louis' River Des Peres Sewer Project, and the CSXT's Howard Street tunnel clearance project in Baltimore. Stantec The Stantec com- munity unites ap- proximately 22,000 employees working in over 400 locations across six continents. Stantec has successfully delivered more than 1,200 underground projects in the past five years. The company's portfolio includes tunnels up to 33 ft in diameter and shafts up to 110 ft in diameter. Stan- tec's recent experience includes the City of Atlanta's Raw Water Delivery System with 5 miles of 10-ft diameter tunnels, City of Ottawa's CSST project with 3.7 miles of o Crenshaw/LAX Transit Corridor with three underground stations connected by four reaches of twin-bored, 21-ft diameter tunnels totaling 2 miles. TBM: Tunnel Business Magazine leading publication covering all facets of et. Launched in 1998 as a bi-monthly print publica eaches more than 5,000 print subscribers and 7,000 month- ly visitors on www.tunnelingonline.com, which is updated daily. Free digital sub- scriptions are available to readers outside elebrates its 20th anniversary of serv American tunneling and underground construction market! Technical Tunnelling Components Technical Tun- nelling Compo- nents (TTC) has over 40 years of experience manufacturing and supplying segment ac- cessories such as connection bolts, grout/ F E A T U R E S T O RY 3 0

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