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application, the coordinated teamwork from Schiavone/Kiewit JV and Superior Gunite’s team made this a huge success. The freezing operation was turned off early and the load from the six-lane thoroughfare on top, with an overhead train line running 500 trains per day, continued. This was the first part of a much bigger project to bring the Long Island Railroad into a new terminal beneath Grand Central Station in Manhattan (refer to Fig. 9(a) and (b)). Frank E. Townsend III is the East Coast Region Manager for Superior Gunite. He is a civil engineering graduate of Worcester Polytechnic Institute, Worcester, MA, and received his master’s degree from the University of Missouri, Columbia, MO. Townsend comes from the U.S. Army Corps of Engineers and has been running Superior’s East Coast operations (predominantly New York, New Jersey, Connecticut, and Boston, MA) for 4 years. Townsend is an active member of ACI Committee 506, Shotcreting; a member of ASA; and currently serves on the ASA Board of Directors. 2015 ENR top 20 under 40. Fig. 7: Nozzle in outer layer of reinforcement, encasing the back layer Fig. 8: Cutting of guides and finishing The Outstanding Underground Project Project Name Northern Boulevard Crossing Tunnel CQ039 Project Location Queens, NY Shotcrete Contractor Superior Gunite* General Contractor Schiavone / Kiewit JV Architect/Engineer New York Metropolitan Transportation Authority Capital Construction (MTACC) Material Supplier/Manufacturer Ferrara Brothers Building Material 5000 PSI Mix Project Owner Metropolitan Transportation Authority *Corporate Member of the American Shotcrete Association (a) (b) Fig. 9: Finished tunnel looking east to west under Northern Boulevard 36 Shotcrete • Winter 2016


2016WinterShotcreteEMag
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