Shotcrete is a quarterly publication of the American Shotcrete Association. For information about this publication or about Volume 17, Number 1 membership in the American Shotcrete Association, please Winter 2015 contact ASA Headquarters at: American Shotcrete Association 38800 Country Club Dr, Farmington Hills, MI 48331 Phone: (248) 848-3780 • Fax: (248) 848-3740 Features E-mail: firstname.lastname@example.org Website: www.shotcrete.org 16 Acoustic Shells To unsubscribe, please go to By Jason Flanagan www.shotcrete.org/pages/products-services/e-remove.asp 20 Robinson Creek Tunnel Fire By Randy Zeiger, Gabrielle Cadieux, Denis Laviolette, Nick Laviolette, Justin Laviolette, and Edward D. Sparks II 26 A Natural Look, an Exact Science By William T. Drakeley Jr. The opinions expressed in Shotcrete are those of the authors 30 The 606-Bloomingdale Trail | Viaduct Repairs and do not necessarily represent the position of the editors or By Kevin Doyle the American Shotcrete Association. 36 McCormick Dam & Power Station: Submerged Copyright © 2015 Concrete Repairs Executive Director Charles S. Hanskat By Roger Côté, Harold Ferland, and Kevin Robertson Advertising/Circulation Manager Alice L. McComas 40 Long Prairie Digester Rehabilitation Project Technical Editors Charles S. Hanskat and By David Graham Joe Hutter 44 Liberty Tunnel Arch Restoration with a Editing Barry M. Bergin (Manager), Carl Bischof, Shotcrete Alternative Tiesha Elam, Kaitlyn J. Hinman, Kelli R. Slayden By Axel G. Nitschke and John Becker Graphic Design Susan K. Esper, Ryan M. Jay, 50 Alameda Square Aimee M. Kahaian, Gail L. Tatum By Paul Mendoza Publications Committee Ted Sofis (Chair), 53 2015 Carl E. Akeley Award Patrick Bridger, Oscar Duckworth, Marc Jolin, Dudley R. (Rusty) Morgan, Tom Norman, 53 2015 ASA President’s Award Ryan Poole, Raymond Schallom III, Marcus H. von der Hofen, Lihe (John) Zhang Departments ASA OFFICERS 2 President’s Message — Charles S. Hanskat President Marcus H. von der Hofen Coastal Gunite Construction Co. 4 Committee Chair Memo — Ted Sofis 8 Staff Editorial — Mark A. Campo Vice President Bill Drakeley Drakeley Industries 10 2014 Outstanding Shotcrete Project Awards Sponsors Secretary Scott Rand 55 Shotcrete Calendar King Shotcrete Solutions 56 New Products & Processes Treasurer Lihe (John) Zhang 59 Industry News LZhang Consulting & Testing Ltd. 60 Shotcrete FAQs Past President Michael P. Cotter Shotcrete Hydrodemolition Consultant 64 New ASA Members 66 Technical Tip — Jesse Osborne ASA COMMITTEE CHAIRS Education Committee Oscar Duckworth 69 ASA Position Statement #4 — ASA Pool and Recreational Valley Concrete Services Shotcrete Committee Marketing Committee Joe Hutter 71 Association News King Shotcrete Solutions 74 Safety Shooter — Ray Schallom III Membership Committee Tom Norman 76 Corporate Member Profile — CCS Group, LLCAirplaco Equipment Co. 78 ASA Membership Benefits Pool & Recreational Bill Drakeley Shotcrete Committee Drakeley Industries 79 ASA Membership Application Publications Committee Ted Sofis 80 Index of Advertisers Sofis Company, Inc. Safety Committee Andrea Scott On the cover: Acoustic Shells, Littlehampton, UK. HydroArch Photo courtesy of Flanagan Lawrence.
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