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16th Annual ICAR Symposium
Omni Austin Hotel-Southpark
May 12 - 14, 2008
Austin, Texas

Aggregates: Asphalt Concrete, Portland Cement Concrete, Bases and Fines

SCHEDULE

Monday, May 12, 2008
2:30 PMNSSGA Research and Product Development Committee
5:00 PMReception
6:30 PMICAR Advisory Board of Directors Meeting
Tuesday, May 13, 2008
7:00 - 9:00 AMBreakfast
7:00 AMAggregates Foundation for Technology, Research, and Education Board Meeting
10:00 AMOpening Session

Speaker: ICAR Reflections, David W. Fowler, Director, ICAR

Speaker: Aggregates Foundation for Technology, Research, and Education Outlook, Sherrod B. "Mike" Clarke, Jr, Vulcan Materials Company, Chairman, AFTRE Board of Trustees

Speaker: Aggregate Related Pavement Surface Defects - Are There Lessons We Can Learn?, Chris Rogers, Consultant, Formerly with the Ontario Ministry of Transportation

12:00 - 1:15 PMAward Luncheon
MC: Dallas N. Little

Texas A&M University

The ICAR/AFTRE Distinguished Researcher Award will be presented to
D. Stephen Lane, Virginia Transportation Research Council

1:15 PMSession A1: Characterizing Aggregates for Hot Mix Asphalt
Chair: John Yzenas, Edward C. Levy Company

Discrete Element Analysis of the Influence of Mixture Design and Aggregate Properties on Asphalt Mixture Performance
Enad Mahmoud, Eyad Masad and Soheil Nazarian

Aggregates in Warm Asphalt Mixtures
Dallas N. Little and Amit Bhasin, Texas A&M University

Moisture Damage in Asphalt Mixtures Containing Marginal Aggregates
Mansour Solamanian, Pennsylvania State University

1:15 PMSession A2: Aggregates in Concrete, I
Chair: Robin Graves, Vulcan Materials Company

The Perfect Product: Customizing Processes at a limestone Quarry to Develop Market Opportunities
Tom Matthews, Blue Mountain Minerals

Characterization of Natural Microfines Associated with Concrete Aggregates
Jose F. Munoz, Jessica M. Sanfilippo, Steven M. Cramer, M. Isabel Tejedor, Marc A. Anderson, University of Wisconsin-Madison

Three Dimensional Particulate Analysis By Vision
Thomas M. Canty and Paul O'Brien, J.M. Canty Co.

3:00 PMBreak
3:20 PMSession B1: Aggregates in Base Courses
Chair: Randy Weingart, Luck Stone Corporation

Laboratory Characterization of Asphalt-Treated Granular Bases
Louay N. Mohammad, Louisiana State University

A case study of a Cement-stabilized Aggregate Base Course on SC-5 in York County, South Carolina
Tim McConnell, Portland Cement Association

Drainable Bases
Caroline Herrera, Texas Department of Transportation

ICAR Base Characterization Research
Dallas N. Little, Texas A&M University

3:20 PMSession B2: Aggregates in Concrete, II
Chair: Don Powell, Vulcan Materials Company

Blended Fine Aggregates in Pavement Concrete
Alison Trachet, The University of Texas at Austin, Eric P. Koehler, W.R. Grace and Co., and David W. Fowler, The University of Texas at Austin

Optimization of Aggregates in Concrete Mixtures
Michael de Moya Hahn, Marc Rached, David W. Fowler, The University of Texas at Austin, and Eric P. Koehler, W.R. Grace and Co.

Advanced Characterization Methods Applied to Ottawa Sand
Enad Mahmoud, Leslie Gates, Eyad Masad, Texas A&M University, and Edward J. Garboczi, National Institute for Standards and Technology

ASTM C1260 Proficiency Study
Ryan Barborak, Texas Department of Transportation

5:30 PMReception
Wednesday, May 14, 2008
7:00 - 7:45 AMBreakfast
8:00 - 10:00 AMSession C1: Department of Transportation/Federal Agency Panelists Discuss Current Aggregates-Related Issues in Their Organizations
Chair: Sam Johnson, Martin Marietta Materials

Panel Members:
Sheila Beshears
, Illinois DOT
Bob Rees, Indiana DOT
Will Stalcup, Missouri DOT
Kenneth Hobson, Oklahoma DOT
German Claros, Texas DOT
Bob Rothwell, Wyoming DOT
Bryce Simons, New Mexico DOT

10:00 - 10:20 AMBreak
10:20 - 11:45 AM>Session D1 - Testing
Chair: Steve Lenker, NSSGA

Comparison of Aggregates Analyses by X-Ray Computed Tomography and the Aggregates Imaging System (AIMS)
Eyad Masad, Texas A&M University

A Flakiness Test for Fine Aggregate
Chris Rogers, Consultant, and Bob Gorman, Ontario Ministry of Transportation

Crushed Rock as Sand in Concrete - the Swedish Experience
Mikael Westerholm, Hans-Erik Gram, and Björn Lagerblad, Swedish Cement and Concrete Research Institute

11:45 AMAdjourn 16th ICAR Symposium