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EP #085: Dr. Concrete Answers Hokie Queries
In this episode of the Concrete Logic Podcast, Seth and Dr. Belkowitz answer questions from students at Virginia Tech about concrete mix design. They discuss the role of aggregate size in a mix design, its impact on the cost and control of the concrete, and the importance of a well-graded gradation.
They also touch on the use of recycled concrete aggregate and its potential effects on the hydration process. The conversation highlights the economic and technical considerations involved in selecting the right
aggregate for a concrete mix.
Additionally, Dr. Jon and Seth discuss the impact of fines in aggregate on shrinkage, the seasonality of concrete work, and the decision-making process for choosing cement types in construction projects. They also share their favorite concrete mix designs.
Takeaways
the cost and control of the concrete.
reduce the porosity index and the amount of paste needed in the mix.
contaminants that affect the hydration process and may require rock washing.
concrete.
include economic factors, availability, and technical specifications.
there are techniques and materials available to pour concrete in various weather conditions.
stories can vary among professionals in the industry, showcasing the diverse and exciting nature of working with concrete.
Chapters
00:00 Introduction and T-Shirt Discussion
10:00 The Role of Aggregate Size in Concrete Mix Design
16:11 The Impact of Recycled Concrete Aggregate on Mix
Design
43:14 Favorite Concrete Mix Designs and Job Site Stories
***
Did you learn something from this episode? If so, please
consider donating to the show to help us continue to provide high-quality content for the concrete industry.
Donate here: https://www.concretelogicpodcast.com/support/
***
Episode References
Guest: Dr. Jon Belkowitz | Intelligent Concrete | [email protected]
Guest Website: https://www.intelligent-concrete.com/
Guest: Virginia Tech Myers-Lawson School of Construction
Guest Website: https://mlsoc.vt.edu/
Producers: Jodi Tandett
Associate Producer: Gregory Rice
Donate & Become a Producer: https://www.concretelogicpodcast.com/support/
Music: Mike Dunton | https://www.mikeduntonmusic.com | [email protected] | Instagram @Mike_Dunton
Host: Seth Tandett, [email protected]
Host LinkedIn: https://www.linkedin.com/in/seth-tandett/
Website: https://www.concretelogicpodcast.com/
LinkedIn: https://www.linkedin.com/company/concrete-logic-podcast
View all episodes
By Seth Tandett
4.7
1313 ratings
In this episode of the Concrete Logic Podcast, Seth and Dr. Belkowitz answer questions from students at Virginia Tech about concrete mix design. They discuss the role of aggregate size in a mix design, its impact on the cost and control of the concrete, and the importance of a well-graded gradation.
They also touch on the use of recycled concrete aggregate and its potential effects on the hydration process. The conversation highlights the economic and technical considerations involved in selecting the right
aggregate for a concrete mix.
Additionally, Dr. Jon and Seth discuss the impact of fines in aggregate on shrinkage, the seasonality of concrete work, and the decision-making process for choosing cement types in construction projects. They also share their favorite concrete mix designs.
Takeaways
the cost and control of the concrete.
reduce the porosity index and the amount of paste needed in the mix.
contaminants that affect the hydration process and may require rock washing.
concrete.
include economic factors, availability, and technical specifications.
there are techniques and materials available to pour concrete in various weather conditions.
stories can vary among professionals in the industry, showcasing the diverse and exciting nature of working with concrete.
Chapters
00:00 Introduction and T-Shirt Discussion
10:00 The Role of Aggregate Size in Concrete Mix Design
16:11 The Impact of Recycled Concrete Aggregate on Mix
Design
43:14 Favorite Concrete Mix Designs and Job Site Stories
***
Did you learn something from this episode? If so, please
consider donating to the show to help us continue to provide high-quality content for the concrete industry.
Donate here: https://www.concretelogicpodcast.com/support/
***
Episode References
Guest: Dr. Jon Belkowitz | Intelligent Concrete | [email protected]
Guest Website: https://www.intelligent-concrete.com/
Guest: Virginia Tech Myers-Lawson School of Construction
Guest Website: https://mlsoc.vt.edu/
Producers: Jodi Tandett
Associate Producer: Gregory Rice
Donate & Become a Producer: https://www.concretelogicpodcast.com/support/
Music: Mike Dunton | https://www.mikeduntonmusic.com | [email protected] | Instagram @Mike_Dunton
Host: Seth Tandett, [email protected]
Host LinkedIn: https://www.linkedin.com/in/seth-tandett/
Website: https://www.concretelogicpodcast.com/
LinkedIn: https://www.linkedin.com/company/concrete-logic-podcast
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