Tunnel Business Magazine

JUN 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.

Issue link: http://digital.tunnelingonline.com/i/986315

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Page 39 of 51

4 0 CALIFORNIA Los Angeles Crenshaw/LAX Walsh/Shea Corridor Constructors This $1.278 billion project for the Los An- opolitan Transportation Authority o), being built by a joint venture of Walsh and Shea, is an 8.5-mile light-rail line that will run between the Expo Line on Exposition Bou- levard and the o Green Line. TP was is- sued in September 2013 with revenue service expected by October 2019. The project consists of twin bore tunnels, about 1-mile long each, connecting three un- derground stations. The tunnel is 21-ft OD (19- ft ID) and is approximately 70 ft below ground. Ground conditions are soft ground/alluvial, leading to the choic Construction of the concrete inverts and emergency walkways in both tunnels are com- plete, as is final concrete lining of all five cross passages. The primary activities remaining to be completed in the tunnels are the construc- tion of the trackwork and concrete plinths throughout, and final outfitting/installation of mechanical and electrical systems. Parties affiliated with the proje - ufacturer – Herrenknecht (Germany); Consul- TB; Construction Support Services: Stantec; Tunnel Engineering: Arup; Systems: L.K. Comstock; Structural Engineering: SC Solu- tions; Community Outreach: Los Angeles Ur- ban League; Civil Engineering: Jenkins/Gales ctric; Quality Control: QEI; Survey: Psomas. Key Project Personnel – Deputy Executive Officer, Project Dire o): Charles H. Beauvoir; Interim DEO, Deputy Project Direc- o): Kimb o): Dana Rogers; Proje ard- ner; Deputy Proje ve Pr arl Christensen. T U N N E L U P D A T E S TUNNELINGONLINE.COM TBM: TUNNEL BUSINESS MAGAZINE // JUNE 2018 The YETI is the ultimate cooler for hot days in the sun. Simply subscribe, update or renew your subscription to TBM: Tunnel Business Magazine and we'll enter you to win a Yeti 45 Cooler. Visit tunnelingonline.com/yeti to view additional details and to enter. Win a YETI 45 Cooler! Los Angeles Regional Connector

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