Winners of the Norman W. McLeod Award

Winners of the Norman W. McLeod Award For Oral Presentation
(As voted by conference delegates)

2022	Lindsay Johnston, Art G. Johnston, Hawraa Kadhim, Bryan Palsat, Nasir-ul Mulk, “Assessment of Calgary’s First Experience with Warm Mix Asphalt – 16 Years Later”
2021	Gerald A. Huber, Matthew Beeson, William J. Pine, Christopher Campbell, “Asphalt Mix Design and Acceptance Specifications: Ensuring Adequate Asphalt Binder Content”
2020	G. D. Manolis, Yashar Azimi Alamdary, Taylor Lefebre, Porfirio Gutierrez Vela , Selena Lavorato “Balanced Mix Design and Construction of Red Coloured Asphalt Bus Rapidways with Enhanced Cracking and Rutting Resistance”
2019	Jason Wielinski, Christopher Campbell, Matthew Beeson, and Gerald A. Huber, “Superpave5: Effect of In-Place Air Voids on Asphalt Mixture Performance”
2018	Ania M. Anthony, Chris Dechkoff, Laura Stasiuk, Haithem Soliman, Nathan Prosko, “Characterizing Bond Strength Behaviour of Tack Coat Materials in Saskatchewan Climate”
2017	Pavel Kriz, Bennett J. Tardiff, Stephanie Sta. Maria, Ralph D. Shirts “Asphalt Re-Recycling” AND Mike Aurilio, Peter Mikhailenko, Hassan Baaj, “Predicting HMA Fatigue Using the Double Edge Notched Tension Test and Multiple Stress Creep Recovery”
2016	Bryan Palsat, Alan Reggin, Martina Riessner, & Ian Galsworthy, “Pavement Performance Model Development for the Concession of the South Fraser Perimeter Road”
2015	Todd Strynadka, Jean-Martin Croteau, Guy Doré, & Jeff Jarvis, “Performance Review of the Light-coloured Pavement of the 2009 Front Street Project in Dawson City”
2014	Pavel Kriz, Daniel Grant, Mary Gale, Selena Lavorato, & Andrew Pahalan, “Reclaimed Asphalt Pavement – Virgin Binder Diffusion in Asphalt Mixes”
2013	Amma Wakefield, Ryan Essex, and Trevor Moore, “Characterizing Warm and Hot Mix Asphalt Strength through Internal Aggregate Structure Analysis”
2012	Pavel Kriz, John H. Brownie and Steven E. Dickson, “Transition to Superpave Performance Grades in Western Canada”
2011	Roanne Kelln, Rielle Haichert, Ania M. Anthony and Curtis Berthelot, “Mechanistic Evaluation of Warm Mix Asphalt Surfacing for C.S. 35-14”
2010	Art Johnston, Nader Nabhani and Joe Chyc-Cies, “2009 City of Calgary Warm Mix Asphalt Trials – The Experience, The Questions, The Need for Answers”
2009	Amma Djane, Steve Manolis, Selena Lavorato, Michael Greco, Ludomir Uzarowski, Paul Lum, “Evaluation of Foamed Asphalt Stabilized Mixes with Improved Mechanistic Properties”
2008	R.W. (Bob) Forfylow, Brent Middleton, Jim Bird, Mike Tiffen, “Experiences with Warm Mix Asphalt – A Contractor’s Perspective”
2007	Anton Kucharek, Keith Davidson, Peter, Linton, Ted Philips, “Resurfacing of Highway 127 in Ontario Using A High Performance Double Chip Seal”
2006	Hussain Bahia, Ahmed Faheem, Nabil Kamel, Véronique Szabo, “Construction of Asphalt Mixtures with Modified Binders: A Laboratory Study”
2005	Alan Carter & Mary Stroup-Gardiner, “Use of Digital Imaging to Evaluate HMA Surface Texture and Aggregate Coverage on Surface Treatments”
2004	Paul Lum, Mike Greco & Eric Yonke, “Field Performance and Laboratory Evaluation of Manufactured Shingle Modifier in Hot Mix Asphalt”
2003	Pierre T. Dorchies “Highway 40 Felix-Leclerc: 1997-2002 Performance Assessment at the End of the Five Year Guarantee Period”
2002	John D’Angelo & Raj Dongré “Superpave Binder Specifications and Their Performance Relationship to Modified Binders”
2001	N.I. Kamel & H.U. Bahia “Rheological and Damage Resistance Characteristics of Engineered Asphalts”
2000	Doug Fisher “High Fine Sand Content Asphalt Mixes reduce Rutting in Asphalt Pavements in Manitoba
1999	Gerald A. Huber & James A. Scherocman “Superpave and Westrack – Did they Perform as Expected?”
1998	Olga Pusic, B.U. Achia & L.E. Moran “Defining Acceptable Quality of Superpave Performance Graded Asphalt Binders based on Testing Reproducibility”
1997	Susan L. Tighe & Ralph Haas “Performance Modelling and Economic Analysis of Polymer Modified Asphalt Pavements”
1996	Olga Puzic, B. Umesh Achia, Aldous G. Wong, J. Dave Bell & Lyle E. Moran “Challenges and Opportunities in the Implementation of Superpave Binder Specifications”
1995	Pierre Langlois, Marina Beaudoin & Denis Proteau “Performane of Hot-Mix Asphalt for use on Heavy Traffic Highways”
1994	Reynaldo Roque & Dennis R. Hiltunen “Use of Canadian SHRP Test Sections to Evaluate the SHRP Indirect Tensile Creep and Failure Test for Control of Thermal Cracking”
1993	C.B. Dawley, B.L. Hogeweide & A.G. Johnston “Five Year Performance Assessment of Lethbridge Test Pavements Designed for Instability Rutting Mitigation”
1992	James A. Scherocman “The Design, Construction and Perfomance of Stone Mastic Asphalt Pavement Layers”
1991	C.E. Lawrence, B.J. Killackey & D.F. Lynch “Experimental Hot-MIx Pavement with Scrap Tire Rubber at Thamesville, Ontario” AND John Carrick, Keith MacInnis, Walter Schenk & John Emery “Development of Stone Mastic Mixes for Ontario Use”
1990	John J. Emery “Asphalt Pavement Rutting Experience in Canada”
1989	Richard Root “The Effects of Testing and Production Procedures on Mix Design Results”
1988	Edward A.Wilson ” Failure of a Full Depth Asphalt Concrete Pavement on Expansive Clay Subgrade”
1987	G.A. Huber & G.H. Heiman “Rutting of Asphalt Pavements in Saskatchewan: Mix Design Evaluation”
1986	N. Paul Khosla “Characteristics of Recycled Mixtures as affected by Emulsified Modifiers”
1985	Norman W. McLeod “Using the Freezing Index for Optimum Selection of Paving Asphalts with different Temperature Susceptibilities for any Pavement Site”
1984	Emory Richardson “Use of Open-Graded Emulsified Asphalt Pavements by Federal Highway Administration Western Direct Federal Division”
1983	Norman W. McLeod “Engineers can make Paving Asphalt Temperature Susceptibility Work for Them or against Them”
1982	John Emery “Resilient Moduli of Flexible Pavement Components”