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Sustainability promising and positive aspects of increasing the use of industrial waste materials, such as blast- furnace slag aggregates in dry-mix shotcrete. Philip Sawoszczuk, Eng., M.Eng., is a Technical Services references Representative for King Pack- 1. Mehta, P. K., and Monteiro, P. J., Concrete: Microstructure, aged Materials Company, Bois- Properties, and Materials, McGraw-Hill, New York, 2006, briand, QC, Canada. He 659 pp. received his M.Eng. in civil 2. American Shotcrete Association, “Sustainability of Shotcrete,” Farmington Hills, MI, 2011, 10 pp. engineering from Concordia 3. Yoshida, S.; Taguchi, F.; Yamanaka, S.; and Sato, H., University, Montreal, QC, “Applicability of Shotcrete for NATM Using Blast Furnace Canada, in 2013, and his B.Eng. from McGill Slag Cement,” Shotcrete for Underground Support X, ASCE, University, Montreal, QC, Canada, in 2009. His Whistler, BC, Canada, 2006, pp. 89-98. areas of expertise include rehabilitation and 4. National Slag Association, “Blast Furnace Slag,” 2009, http://www.nationalslag.org/blastfurnace.htm. (last accessed preservation of infrastructure, structural engi- July 31, 2011) neering, shotcrete, cementitious material science, 5. National Slag Association, “Slag: The Construction and durability of concrete. He is a member of Material of Choice,” http://www.nationalslag.org/archive/ OIQ, ACI, and ICRI. nsa_blast_furnace_brochure.pdf. (last accessed July 31, 2011) 6. Ricketts, J. A., “How it Works: The Blast Furnace,” from the local history of Stoke-on-Trent, England, http://www. Dr. Michelle Nokken, P. Eng., thepotteries.org/shelton/blast_furnace.htm. (last accessed FACI, is an Associate Professor July 31, 2011) in the Department of Building, 7. Kalyoncu, R., “Slag—Iron and Steel,” from the U.S. Civil & Environmental Engi- Geological Survey, http://minerals.usgs.gov/minerals/pubs/ neering at Concordia Univer- commodity/iron_&_steel_slag/790400.pdf. (last accessed Sept. 27, 2013) sity. She received her BASc and 8. Hooton, R. D., “Canadian Use of Ground Granulated PhD degrees from the Univer- Blast-Furnace Slag as a Supplementary Cementing Material sity of Toronto, Toronto, ON, for Enhanced Performance of Concrete,” Canadian Journal Canada, in 1999 and 2004, respectively. Dr. of Civil Engineering, 2000, pp. 754-760. Nokken’s research interests are durability of 9. Emery, J. J., “Pelletized Lightweight Slag Aggregate,” Proceedings of Concrete International, Concrete Society, UK, concrete, use of alternate cementing materials Apr. 1980, 11 pp.. and non-destructive testing. Dr. Nokken is a 10. Topçu, I. B., and Bilir, T., “Effect of Non-Ground- member of ASCE. Granulated Blast-Furnace Slag as Fine Aggregate on Shrinkage Cracking of Mortars,” ACI Materials Journal, V. 107, No. 6, Dr. Marc Jolin, FACI, is a Full Nov.-Dec. 2010, pp. 545-553. 11. Yüksel, I.; Özkan, Ö.; and Bilir, T., “Use of Granulated Professor in the Department of Blast-Furnace Slag in Concrete as Fine Aggregate,” ACI Civil and Water Engineering at Materials Journal, V. 103, No. 3, May-June 2006, pp. 203-208. Laval University, Québec City, 12. Lafarge North America, “Technical Data Sheets,” QC, Canada. He received his Hamilton, Montréal, QC, Canada, 2011, 3 pp. PhD from the University of 13. ACI Committee 506, “Guide to Shotcrete (ACI 506R-05),” American Concrete Institute, Farmington Hills, MI, 2005, 40 pp. British Columbia, Vancouver, 14. ASTM C1604/C1604M-05(2012), “Standard Test BC, Canada, in 1999. An active Method for Obtaining and Testing Drilled Cores of Shotcrete,” member of Centre de recherche sur les infrastruc- ASTM International, West Conshohocken, PA, 2012, 5 pp. tures en béton (CRIB), he is currently involved 15. ASTM C642, “Standard Test Method for Density, in projects on service life, reinforcement encase- Absorption, and Voids in Hardened Concrete,” ASTM Inter- national, West Conshohocken, PA, 2006, 3 pp. ment quality, new admixtures, and rheology of 16. ACI Committee 506, “Guide to Specifying Under- fresh shotcrete. Jolin is an ASA member; an ACI ground Shotcrete (ACI 506.5R-09),” American Concrete Examiner for Shotcrete Nozzleman Certification Institute, Farmington Hills, MI, 2009, 52 pp. (wet- and dry-mix processes); Chair of ACI 17. ASTM C1202, “Standard Test Method for Electrical Committee C660, Shotcrete Nozzleman Certi- Indication of Concrete’s Ability to Resist Chloride Ion Penetration,” ASTM International, West Conshohocken, PA, fication; and Secretary of ACI Committee 506, 2005, 6 pp. Shotcreting. Shotcrete • Fall 2013 37


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