A quarterly publication of the American Shotcrete Association MAGAZINE ShotcreteVolume 18, Number 2 Spring 2016 www.shotcrete.org DEPARTMENT OF TRANSPORTATION Shotcrete is a quarterly publication of the American Shotcrete Association. For information about this publication or about Volume 18, Number 2 membership in the American Shotcrete Association, please Spring 2016 contact ASA Headquarters at: American Shotcrete Association 38800 Country Club Dr., Farmington Hills, MI 48331 Phone: (248) 848-3780 • Fax: (248) 848-3740 E-mail:
[email protected] Features Website: www.shotcrete.org 14 East End Crossing To unsubscribe, please go to By Marcus H. von der Hofen www.shotcrete.org/pages/products-services/e-remove.asp 18 The Need for Shotcrete Provisions for State DOTs By Dennis Bittner 22 Case Study The Use of Slag Cement, Alkali-Free Accelerator, and Macro-Synthetic Fibers The opinions expressed in Shotcrete are those of the authors in Wet-Mix Shotcrete for Tunnel Applications and do not necessarily represent the position of the editors or By Ezgi Yurdakul, Klaus-Alexander Rieder, Niki Jackson, the American Shotcrete Association. Mick Pawelski, Arthur Kyriazis, and Lukasz Debny Copyright © 2016 Executive Director Charles Hanskat 30 Changing a Culture Takes Time Advertising/Circulation Manager Alice L. McComas By Mark Croarkin Technical Editors Charles Hanskat and Marcus H. von der Hofen Editing Barry M. Bergin (Manager), Carl Bischof, Departments Tiesha Elam, Kaitlyn J. Hinman, Kelli R. Slayden 2 ASA President’s Message — Bill Drakeley Graphic Design Susan K. Esper, Ryan M. Jay, Aimee M. Kahaian, Gail L. Tatum 4 Committee Chair Memo — Tom Norman Publications Committee Ted Sofis (Chair), Patrick Bridger, Cathy Burkert, Oscar Duckworth, Marc Jolin, 6 ASA Strategic Plan — Scott Rand Dudley R.