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2014FallShotcreteEMag

Shotcrete is a quarterly publication of the American Shotcrete Association. For information about this publication or about Volume 16, Number 4 membership in the American Shotcrete Association, please Fall 2014 contact ASA Headquarters at: American Shotcrete Association 38800 Country Club Dr, Farmington Hills, MI 48331 Phone: (248) 848-3780 • Fax: (248) 848-3740 FeaturesE-mail: info@shotcrete.org Website: www.shotcrete.org 14 Ultra Rapid Strength Development in Dry-Mix www.shotcrete.org/pages/products-services/e-remove.asp Shotcrete for Ultra Rapid Support in ChallengingTo unsubscribe, please go to Mining Conditions By Jean-Daniel Lemay, Marc Jolin, and Richard Gagné 22 Variability of Compressive Strength of Shotcrete in a Tunnel-Lining Project By Lihe (John) Zhang The opinions expressed in Shotcrete are those of the authors 28 Providing Sulfate Resistance in Severe Exposure and do not necessarily represent the position of the editors or Conditions the American Shotcrete Association. By Mark R. Lukkarila Copyright © 2014 Executive Director Mark A. Campo 30 EFNARC Nozzleman Certification Scheme By Dan Millette Advertising/Circulation Manager Alice L. McComas Technical Editors Charles S. Hanskat and 34 Considerations for Underground Training Joe Hutter By William T. Drakeley Jr. Editing Barry M. Bergin (Manager), Carl Bischof, Tiesha Elam, Kaitlyn J. Hinman, Kelli R. Slayden Departments Graphic Design Susan K. Esper, Ryan M. Jay, Aimee M. Kahaian, Gail L. Tatum 2 President’s Message — Charles S. Hanskat Publications Committee Ted Sofis (Chair), 3 ASA Strategic Plan Patrick Bridger, Oscar Duckworth, Charles S. Hanskat, 6 Committee Chair Memo — William T. Drakeley Marc Jolin, Dan Millette, Dudley R. (Rusty) Morgan, Tom Norman, Ryan Poole, Raymond Schallom III, 8 Staff Editorial — Mark A. Campo Marcus H. von der Hofen, Lihe (John) Zhang 38 Goin’ Underground — Matt Croutch 42 Pool & Recreational Shotcrete Corner — Mason Guarino ASA OFFICERS 44 Shotcrete Corner — Dan Millette and Marc Jolin President Charles S. Hanskat Hanskat Consulting Group 48 Nozzleman Knowledge — Oscar Duckworth Vice President Marcus H. von der Hofen 53 New Products & Processes Coastal Gunite Construction Co. 54 Safety Shooter — Joe Hutter Secretary Oscar Duckworth Valley Concrete Services 56 Association News Treasurer William T. Drakeley Jr. 58 Industry News Drakeley Industries 60 Shotcrete Calendar Past President Michael P. Cotter Shotcrete Hydrodemolition Consultant 62 Shotcrete FAQs ASA COMMITTEE CHAIRS 66 Corporate Member Profile — CTS Cement Education Committee Oscar Duckworth Manufacturing CorporationValley Concrete Services Marketing Committee Joe Hutter 68 ASA Buyers Guide King Packaged Materials Company 85 New ASA Members Membership Committee Tom Norman 86 ASA Member BenefitsAirplaco Equipment Co. Pool & Recreational William T. Drakeley Jr. 87 ASA Membership Application Shotcrete Committee Drakeley Industries 88 Index of Advertisers Publications Committee Ted Sofis Sofis Company, Inc. Safety Committee Andrea Scott On the cover: NYC Second Avenue Tunnels HydroArch Photo Courtesy of Jeff Boucher, Drakeley Industries Shotcrete • Winter 2014 1


2014FallShotcreteEMag
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