2009  

1. Proficiency of Strength Testing  (PDF)
   Concrete InFocus, September / October 2009
    

2. Sampling for Correct Decisions  (PDF)
   Concrete InFocus, July / August 2009
    

3. Evaluation of SCC Formwork Pressure  (PDF)
   Concrete InFocus, July / August 2009
    

4. Concrete’s Contribution to LEED® 2009  (PDF)
   Concrete InFocus, May / June 2009
    

5. What is Green Concrete?  (PDF)
   Concrete InFocus, May / June 2009
    

6. Pervious Concrete Performance in Freeze-Thaw Environments  (PDF)
   Concrete InFocus, March / April 2009
    

7. Risk and Responsibility in Performance Specifications  (PDF)
   Concrete InFocus, March / April 2009
    

8. Changes to Concrete Mixtures and Submittals During a Project  (PDF)
   Concrete InFocus, January / February 2009
    

9. New Technology-Based Approach to Advance Higher Volume Fly Ash Concrete with Acceptable Performance  (PDF)
   Concrete InFocus, January / February 2009

2008    

1. Environmental and Cost Benefits of High Albedo Concrete  (PDF)
   Concrete InFocus, September / October 2008
    

2. New Technology-Based Approach to Advance Higher Volume Fly Ash Concrete with Acceptable Performance – Guide for the Construction Team  (PDF)
   October 2008  (Guide Issue Date)
    

3. New Technology-Based Approach to Advance Higher Volume Fly Ash Concrete with Acceptable Performance  (PDF)
   August 2008  (Final Report)
    

4. What Slump Is It?   (PDF)
   Concrete InFocus, July / August 2008
    

5. A Quality Plan to Establish Your Company's Credibility  (PDF)
   Concrete InFocus, Summer 2008
    

6. Concrete & Climate Change  (PDF)
   Concrete InFocus, Summer 2008
    

7. The Guide to Specifying Concrete Performance  (PDF)
   Concrete InFocus, Summer 2008
    

8. Sustainable High Performance Concrete Buildings  (PDF)
   ASCE Structural Engineering Congress, April 2008
    

9. Specifying Fly Ash for Use in Concrete  (PDF)
   Concrete InFocus, Spring 2008
    

10. Changing the Way Concrete is Ordered in ASTM C 94  (PDF)
    Concrete InFocus, Spring 2008
     

11. Qualification of Plant Inspectors  (PDF)
    Concrete InFocus, Spring 2008
     

12. Crushed, Returned Concrete as Aggregates for New Concrete  (PDF)
    Concrete InFocus, Winter 2008
     

13. Using Pervious Concrete to Earn LEED Points  (PDF)
    Concrete InFocus, Winter 2008
     

14. A World of Opportunity: NRMCA Pervious Concrete Contractor Certification  (PDF)
    Concrete InFocus, Winter 2008

2007   

1. Effect of Continuous (Well-Graded) Combined Aggregate Grading on Concrete Performance, Phase A: Aggregate Voids Content (Packing Density)  (PDF)
   NRMCA Research Laboratory, May 2007
    

2. Effect of Continuous (Well-Graded) Combined Aggregate Grading on Concrete Performance, Phase B: Concrete Performance  (PDF)
   NRMCA Research Laboratory, May 2007
    

3. Fire Resistance of Concrete Structures (Part 1)  (PDF)
   Concrete InFocus, Winter 2007
    

4. Fire Resistance of Concrete Structures (Part 2)  (PDF)
   Concrete InFocus, Fall 2007
    

5. Judging Concrete Quality  (PDF)
   Concrete InFocus, Fall 2007
    

6. Well Graded Aggregates and Concrete Performance  (PDF)
   Obla, Karthik, Concrete International.
    

7. Specifying Concrete for High Performance  (PDF)
   Structural Engineer, September 2007
    

8. Evaluation of In-Place Strength of High Volume Fly Ash Concrete  (PDF)
   Proceedings of the First International Conference on Recent Advances in Concrete Technology, September 2007, Washington D.C.
    

9. Pervious Concrete for Sustainable Development  (PDF)
   Proceedings of the First International Conference on Recent Advances in Concrete Technology, September 2007, Washington, D.C.
    

10. Concrete Quality Control: The Untapped Profit Center  (PDF)
    Concrete InFocus, Fall 2007
     

11. Crushed Returned Concrete as Aggregates for New Concrete  (PDF)
    Report to the RMC Research & Education Foundation, September 2007
     

12. AASHTO and ASTM Move Toward Harmonizing Standards for Portland Cement  (PDF)
    Concrete InFocus, Summer 2007
     

13. Acceptance Criteria for Durability Tests  (PDF)
    Concrete International, May 2007
     

14. New Perspective on Concrete Durability  (PDF)
    Concrete InFocus, Spring 2007
     

15. Utilizing Thermal Mass in Residential Concrete to Reduce Energy Demand  (PDF)
    Concrete InFocus, Spring 2007

2006  

1. Performance Specifications for Durable Concrete  (PDF)
   Concrete International, September 2006
    

2. Economics of Lithium Technology for ASR Control vs. Alternatives  (PDF)
   Concrete InFocus, Fall 2006
    

3. The Impact of Fly Ash on Air-Entrained Concrete  (PDF)
   Concrete InFocus, Fall 2006
    

4. Making Pervious Concrete Placement Easy by Using a Novel Admixture System  (PDF)
   Concrete InFocus, Fall 2006
    

5. Ready Mixed Concrete Plant Certification: A Mark of Quality  (PDF)
   Concrete InFocus, Fall 2006
    

6. Interaction of Materials Used in Concrete  (PDF)
   Concrete International, April 2006
    

7. Performance-Based Specifications:  Why Wait? Act Now  (PDF)
   Concrete InFocus, Spring 2006
    

8. Performance-Based Specifications for Concrete  (PDF)
   AEI Conference, March 2006
    

9. QA/QC Testing for Concrete in Harsh Environments  (PDF)
   AEI Conference, March 2006
    

10. High Performance Concrete: Enhancement Through Internal Curing  (PDF)
    Concrete InFocus, Winter 2006
     

11. Control Charts: An Important Tool in Quality Control to Save Money  (PDF)
    Concrete InFocus, Winter 2006
     

12. 3000 and 0.40 Is Not 3000!  (PDF)
    Concrete InFocus, Summer 2006
     

13. Specifying Concrete Durability: Performance-Based Criteria Offer Best Solutions (PDF)
    Concrete InFocus, Winter 2006
     

14. Experimental Case Study Demonstrating the Advantages of Performance Specifications  (PDF)
    Report to the RMC Research & Education Foundation, January 2006

2005  

1. Laboratory Demonstration of Advantages of Performance Specifications  (PDF)
   Indian Concrete Journal, December 2005
    

2. Performance-Based Specifications for Concrete  (PDF)
   Indian Concrete Journal, December 2005
    

3. Experimental Case Study Demonstrating Advantages of Performance Specs  (PDF)
   Concrete InFocus, Summer 2005
    

4. Comments on Effects of Aggregate Grading on Drying Shrinkage of FL Concretes  (PDF)
   Obla, Karthik, Concrete International, March 2005
    

5. Performance-Based Specifications for Concrete: A Focus on Innovation, Quality, and Customer Satisfaction  (PDF)
   STRUCTURE, April 2005
    

6. Alkali Silica Reactions  (PDF)
   Concrete InFocus, Spring 2005
    

7. Significance and Tests of Concrete and Concrete Making Materials  (PDF)
   Ready Mixed Concrete chapter in ASTM STP 169D, ASTM International, 2005
    

8. User's Guide to ASTM Specification C 94 on Ready Mixed Concrete 
   Co-published by ASTM International and NRMCA, January 2005
   (Available for Purchase in Bookstore)
    

9. Effects of Non-Standard Curing on Strength of Concrete  (PDF)
   Concrete InFocus, Winter 2005
    

10. Who’s Responsible for Concrete Performance?
    Lemay, Lionel, Concrete InFocus, Summer 2005
     

11. Federal Government Develops Green Building Guide Specs  (PDF)
    Concrete InFocus, Spring 2005

2004  

1. Comments on Admixtures and Aggregates:  Key Elements in "Athletic Concrete"  (PDF)
   Revisited by William S. Phelan in Concrete International, September 2004
    

2. Understanding the LEED Credit for Recycled Content  (PDF)
   Concrete InFocus, Fall 2004
    

3. Establishing a Center for Concrete Research  (PDF)
   Concrete InFocus, Fall 2004
    

4. The P2P Initiative
   Lemay, Lionel, Concrete Monthly, July 2004
    

5. Prescriptive Specifications versus Performance Specifications  
   Lemay, Lionel, Concrete Monthly, July 2004
    

6. A Concrete Connection to Quality:  NRMCA Links Performance-Based Specifications to Customer Satisfaction  (PDF)
   Construction News, June 2004
    

7. Virtual Testing of Ready-Mixed Concrete  (PDF)
   Concrete InFocus, Spring 2004

2003 AND EARLIER  

1. Specifications and Submittals: Is a Change in Order?  (PDF)
   Concrete International, April 2003
    

2. Recycled Water in Ready Mixed Concrete Operations  (PDF)
   Concrete InFocus, Spring 2003
    

3. Reusing Non-Admixtured Returned Concrete  (PDF)
   The Concrete Producer, September 1998
    

4. Challenging ASR Predictive Testing  (PDF)
   The Concrete Producer, March 1998
    

5. The Reuse of Plastic Concrete Using Extended Set Retarding Admixtures  (PDF)
   Journal of Research of the National Institute of Standards and Technology, September–October 1995
    

6. Effect of Capping Materials and Procedures on the Measured Compressive Strength of High-Strength Concrete, Cement Concrete, and Aggregates  (PDF)
   ASTM International, December 1994