Laboratory Goals

• Conduct applied research for the benefit of the concrete industry

• Conduct contract testing, and provide consultative assistance to the concrete industry

Laboratory Credentials

• Inspected by Cement and Concrete Reference Laboratory (CCRL)

• Accredited by the AASHTO Accreditation Program (AAP)

Laboratory Facility

• 5000 square foot all tilt-up concrete building with extensive outdoor test area

• Moist room, 100°F, 140°F controlled rooms, 70°F/50% Relative Humidity room

• Classroom area, concrete mixing area, aggregate processing area, ovens

Here are some of the problems we can help you solve

• Interpreting Concrete Specifications

• Optimizing Concrete Mixtures for Durability, Sustainability and other Requirements

• Material/Product Evaluation

• Improving Concrete Quality including Testing Quality

• Complying with codes and standards influencing ready mixed concrete

• Performance based Specifications

• Developing a quality plan for producing ready mixed concrete

 

Members receive a 40% discount, lending significant savings

 

 

For more information or quotes please contact Stuart Sherman or (240) 485-1173

 

Testing

 

click here for the NRMCA Research Lab Brochure

 

 

Selected Past Research Projects

• Tests on concrete admixtures (1945-1959)

• Fly ash in concrete (1954)

• Portland blast furnace slag cement in concrete (1959)

• Core tests of in-place concrete (1960)

• Effect of sand particle shape on concrete properties (1961-1970)

• Drying shrinkage of concrete (1962)

• Effect of curing on compressive strength of concrete (1969)

• Truck mixer studies for batching sequence and mixing variations (1970-75)

• Uniformity of fly ash from a single source (1988)

• Testing of more than 150 aggregate sources nationwide for alkali aggregate reactions (1994, 1998)

• Use of plastic returned concrete in ready mixed concrete (1995)

• Use of wash water in ready mixed concrete (1997)

 

 

 

 Concrete Durability Course

 

 Handling Concrete Specs

 

Improving Concrete Quality

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